Big City to Mountain West Story Updated April 2026 Tax Foundation · BLS · ACS FinCalcs editorial

Cost of Living: New York vs Denver (2026)

New York's tax exodus is real and accelerating — NY lost 71,987 net tax filers in 2022-2023 (second-largest loss after California). Denver gained 11,341. NYC's combined 14.776% top rate (NY state 10.9% + NYC 3.876%) vs Denver's flat 4.4%. At $200K wages: $22,500/yr NYC tax vs $8,800/yr Denver — $13,700/yr Denver advantage. NYC dominates global finance, media, fashion. Denver dominates aerospace, renewable energy, mountain tech. Cost of living: Denver ~39% cheaper. Verdict at $200K: roughly $48,000/yr in Denver's favor — among the largest tax + COL gaps of any US city pair.

Try the salary slider
The 30-second answer at $100K salary
New York
$5,083/mo take-home
69% goes to rent ($3,500/mo)
$1,583/mo left
Denver
$5,050/mo take-home
35% goes to rent ($1,770/mo)
$3,280/mo left
Annual difference: $20,364 in Denver's favor.

Take-home estimates use 2026 federal+state brackets, single filer. Excludes pre-tax deductions and 401(k). Source: Tax Foundation, IRS 2026 brackets.

By the numbers.

Quotable stats that make the comparison concrete.

14.776%
NYC top combined income tax
State 10.9% + city 3.876%
4.4%
Colorado flat tax rate
Flat — same at all incomes
~$100,000+
Annual savings at $1M NYC→Denver
State + city tax differential
-71,987
NY net out-migration 2022-2023
2nd-largest US loss
$2,050
Denver median 2BR rent
vs NYC's $4,500 (~54% lower)
26
Ski resorts within 3 hours of Denver
Vail, Aspen, Breck, Keystone...

Why this comparison matters in 2026.

The macro picture before the math.

The New York City to Denver migration is among the largest tax-driven relocations in the US. NY lost 71,987 net income tax filers in 2022-2023 — second-largest US state loss after California (-100,397). Five of the top ten US counties for net tax-filer outmigration are in New York: Queens (-17,109), Bronx (-16,319), Suffolk (-10,434), Nassau (-9,130), Kings (-6,924). The migration concentrates among working-age, higher-income residents — the exact demographic NYC most needs to retain for tax base sustainability. Colorado is among the receiving states (gained 11,341 net tax filers in same period, ranking 8th nationally for net inflows).

New York City's tax burden is structurally distinctive. NYC residents pay both New York State graduated income tax (4-10.9%) AND New York City graduated income tax (3.078-3.876%) — stacked. Combined top rate: 14.776% — among the highest US tax burdens, exceeding California's 13.3% top wage rate (CA's recent disability surcharge narrowly closes the gap). At $200K wages: NYC pays ~$21,000/yr in state + city income tax. At $500K: $62,500+. At $1M: $145,000+. The advantage scales aggressively at higher incomes due to NYC's progressive structure compounding with city tax stacking. For high earners specifically — the demographic most damaging to lose — the tax math alone justifies relocation to lower-tax states.

Denver represents a fundamentally different economic and lifestyle proposition. Colorado's flat 4.40% income tax (constitutionally protected as flat, recently reduced from 4.55% via voter-approved Proposition 121) means a $1M earner pays $44,000 vs NYC's $145,000+. Plus Colorado's TABOR (Taxpayer's Bill of Rights, 1992 constitutional amendment) requires voter approval for any tax increase — voters have reduced the flat rate TWICE since 2020. NY's tax trajectory points opposite: top state rate increased from 8.82% to 10.9% in 2021, with millionaire's tax surcharge added. For long-term wealth-building planning, Colorado's tax structure is genuinely durable; NY's has structural pressure to grow with pension obligations and Medicaid expansion.

The lifestyle trade-off is real and consequential. NYC offers genuine global-city density — world's largest 24/7 subway system, ~70% of residents car-free, Broadway, every major museum (Met, MoMA, Whitney, Guggenheim, Lincoln Center), concentrated dining at Michelin-star tier, deep cultural infrastructure. Denver provides Mountain West outdoor access NYC can't replicate: 26 ski resorts within 3 hours (Vail, Aspen, Breckenridge), Rocky Mountain National Park 90 minutes away, 14ers accessible for day hikes, 300+ sunny days/yr. NYC anchors global finance, media, fashion industries that Denver doesn't match. Denver anchors aerospace + renewable energy clusters NYC doesn't have. The 2026 verdict at $200K wages shows ~$48,000/yr in Denver's favor — among the largest tax + COL gaps of any US city pair. Career sector typically dominates the decision: NYC-anchored industries (Wall Street, media, fashion) keep finance/media/fashion professionals in NYC; everyone else faces a tax math case that's hard to argue against.

Try it with your salary.

Drag either slider. Both sides update with after-tax dollars and rent percentages calculated live.

New York, NY
$100,000
Take-home/month$5,913
Rent (1BR)$1,900 (59%)
Disposable/mo$4,013
Denver, CO
$81,000
Take-home/month$6,321
Rent (1BR)$1,500 (24%)
Disposable/mo$4,821
If you earn $100,000 in New York, you only need $81,000 in Denver to maintain the same disposable income.
Run my full take-home calc →

The full breakdown — including taxes.

The current New York-vs-Denver comparisons online skip taxes entirely. They're the biggest variable. Here's everything.

Category New York Denver Difference Why
Housing (2BR rent) $4,500/mo $2,050/mo -54% Denver ~54% cheaper rent — one of the largest gaps in any US pair
State + city income tax (on $200K wages) $21,000/yr $8,800/yr -$12,200 NYC stacked progressive vs CO flat
Property tax (on $700K home) $6,160/yr $3,570/yr -$2,590 NYC 0.88% (with abatements complex) vs Denver 0.51%
Sales tax (on $75K taxable spending) $6,656/yr $6,083/yr -$573 NYC 8.875% vs Denver 8.11%
Groceries (weekly) $165/wk $110/wk -33% Denver ~33% cheaper
Transportation (yearly) $1,716/yr $6,800/yr +$5,084 NYC subway $132/mo unlimited — most car-free in US; Denver requires car for mountain access

The transportation row is the surprise. NYC subway $132/mo unlimited — most car-free in US; Denver requires car for mountain access Denver costs $5,084/year more in transportation.

The tax math nobody else shows you.

Three taxes that shape the real comparison. Sources cited inline.

State income tax

New York10.9%stacked progressive top 14.776%
Denver4.40%flat 4.4%

Denver wins decisively — among the largest tax differentials of any US city pair. NYC effective ~10.5% at $200K (state + city stacked) vs Denver flat 4.4%. At $200K: NYC $21,000/yr; Denver $8,800 → $12,200/yr Denver savings. At $500K: NYC ~$62,500; Denver $22,000 → $40,500/yr Denver savings. At $1M+: NYC pays $145,000+ in state + city tax; Denver $44,000 → $100,000+/yr Denver advantage. The 14.776% NYC top combined rate is among the steepest in the US — only California (13.3% + 1.3% SDI = 14.6%) is comparable.

Source: NY State DTF, NYC DOF, CO DOR 2026

Property tax

New York0.88%0.88% effective (high absolute bills)
Denver0.51%0.51% effective

Denver wins on property tax — both rate (0.51% vs 0.88%) and absolute home values. On equivalent $700K homes: NYC ~$6,160/yr vs Denver ~$3,570/yr. But NYC's high home values mean absolute property tax bills typically run $10,000-$25,000/yr for typical Manhattan/Brooklyn homes. Denver's lower home values + lower rate combine to dramatically lower carrying costs.

Source: NYC DOF, Arapahoe County Assessor 2026

Sales tax

New York combined8.875%8.875% combined + clothing<$110 exempt
Denver combined8.11%8.11% combined

Denver's 8.11% combined sales tax is moderately lower than NYC's 8.875%. On $75K of taxable spending, Denver saves $574/yr. NYC's clothing exemption (items under $110) partially offsets. Both states exempt groceries.

Source: NY DTF, CO DOR 2026

What if you bought instead?

Live mortgage rate from Freddie Mac PMMS, week of 2026-04-21. Adjust the down payment to see real PITI for both cities.

20% — $72,000 (New York) / $66,000 (Denver)
New York
Median home$700,000
Mortgage (P+I)$1,800/mo
Property tax$537/mo
HO insurance$150/mo
Total PITI$2,454/mo
5-yr equity + appreciation+$84,200
30-yr wealth+$612K
Denver
Median home$575,000
Mortgage (P+I)$1,650/mo
Property tax$388/mo
HO insurance$175/mo
Total PITI$2,213/mo
5-yr equity + appreciation+$71,400
30-yr wealth+$498K
Denver has been appreciating faster (5.7% vs 1.8% historical 5-year), making it the wealth-building winner short-to-medium term. Long-term forecasts depend on local fundamentals.

Break-even on moving costs

If Denver wins by ~$1,697/month, how long until the move pays itself back?

$5,800
Break-even:
3 months
At $1,697/mo advantage to Denver, a $5,800 move pays back in ~3 months. After that, you keep the savings.

Move cost source: Average household move cost NYC↔Denver (~1,750 miles) per AAA 2026 — major cross-country move. Excludes lost work time, deposits, broker fees.

Mortgage rates: 30-year 6.37%, 15-year 5.65%. NYC: lower for rentals/condos (insurance is co-op/HOA structured); higher for brownstones. Denver: hail damage drives premiums higher than typical Mountain West. Note: NYC condo/co-op fees ($1,500-$5,000/mo typical Manhattan) replace much homeowner cost. Appreciation projection uses 3% conservative forward estimate. Past performance not indicative of future returns.
Run mortgage affordability for both cities →

Which city is right for you?

Five questions. Tax + COL math heavily favors Denver; specific NYC industries and lifestyles preserve NYC value.

1 of 5
Career sector
2 of 5
Income level
3 of 5
Urban character preference
4 of 5
Transportation preference
5 of 5
What matters most

Five things that surprise people.

The framings most cost-of-living tools never mention. All sourced.

New York lost 71,987 net tax filers in 2022-2023 — second-largest US loss after California.

IRS Statistics of Income state migration data confirm New York's tax exodus continues. NY lost 71,987 net income tax filers in the 2022-2023 period — second-largest loss after California (-100,397). The 10 counties with the largest net out-migration were ALL in California or New York: LA County (-17,496), Queens (-17,109), Bronx (-16,319), Orange CA (-11,618), Suffolk NY (-10,434), San Diego (-9,401), Nassau NY (-9,130), Kings (-6,924). New York counties accounted for 5 of the top 10 net-outflow counties. The migration is concentrated among working-age, higher-income residents — exactly the tax base most damaging to lose.

Source: IRS Statistics of Income State Migration Data 2022-2023, Tax Foundation →

NYC's stacked city + state tax (14.776% top) is the highest of any US city — even exceeding California's combined rate.

New York City is one of only a handful of US cities with significant city-level income tax stacking on state tax. NYC residents pay state graduated 4-10.9% PLUS NYC graduated 3.078-3.876%. Combined top rate: 14.776% — actually higher than California's 13.3% top wage rate (CA's new disability surcharge narrowly closes the gap). For high-income NYC residents specifically, no state tax math beats moving to a no-tax or low-tax state. Even Connecticut (6.99% top) and New Jersey (10.75% top) come out ahead of NYC for residents who can establish primary residence outside the city.

Source: NY State Department of Taxation and Finance, NYC Department of Finance →

Denver provides world-class mountain access NYC can't replicate — 26 ski resorts within 3 hours.

For outdoor-priority NYC transplants, Denver's mountain access is genuinely irreplaceable. 26 ski resorts within 3 hours (Vail, Aspen, Breckenridge, Keystone, Copper, Steamboat, Winter Park). Rocky Mountain National Park 90 minutes away. 14ers (mountains over 14,000 ft) accessible for day hikes. Lake Dillon and Cherry Creek Reservoir for water sports. Plus 300+ sunny days/yr for outdoor activity. NYC's outdoor access is largely Hudson Valley + Catskills for hiking, Long Beach for ocean — meaningfully different scale and density. For mountain/skiing/hiking-priority lifestyles, Denver is structurally better.

Source: Colorado Tourism Office, Vail Resorts/Alterra ski resort data →

NYC's transit dominance and car-free living is the biggest non-financial advantage Denver can't replicate.

NYC's subway system is the world's largest (472 stations, 24/7 operation) — roughly 70% of NYC residents don't own cars. Annual transportation cost: $1,716 (subway monthly $132). Denver requires a car for most realistic lifestyles — $6,800/yr typical transportation costs (gas, insurance, parking, maintenance). Net: Denver's tax + housing savings get partially eaten by needing 1-2 vehicles. For genuinely car-free urban living, NYC is the only US option at this scale. Boston and DC come closest as alternatives.

Source: MTA Annual Report 2025, BLS Consumer Expenditure Survey →

Colorado's TABOR (Taxpayer's Bill of Rights) makes future tax increases politically impossible — opposite trend from NY.

Colorado's Taxpayer's Bill of Rights (TABOR, 1992 constitutional amendment) requires voter approval for ANY state tax increase. Voters have actually REDUCED Colorado's flat tax twice since 2020 — Prop 116 (2020) reduced 4.63%→4.55%; Prop 121 (2022) reduced to 4.40% effective 2025. Compare to New York's trajectory: NY raised top state rate from 8.82% (2010) to 10.9% (2021) and added a 'millionaire's tax' surcharge. The trend lines are pointing in opposite directions. For long-term wealth-building planning, Colorado's TABOR-protected tax structure is genuinely durable; NY's tax burden has structural pressure to grow with state pension obligations and Medicaid expansion.

Source: Colorado Constitution Article X Section 20 (TABOR), Colorado Secretary of State →

Which one wins for who?

The right answer depends on career sector, income, and lifestyle priorities:

Reader profile Winner Confidence Why
Single, $80K, renting Denver High $15K+/yr COL + tax savings
Investment banker / hedge fund analyst New York Very High Industry concentration unmatched globally
Wall Street MD ($500K+) Mixed Low $40K+/yr tax savings vs career trajectory cost
Media / publishing / advertising New York Very High NYC dominates US media industry
Fashion / luxury career New York Very High Fashion Week + design houses
Aerospace engineer Denver Very High Lockheed Space + ULA + Ball Aerospace
Renewable energy / clean tech Denver Very High NREL + 800+ CO clean tech firms
Tech professional, $200K Denver High $12K tax + $20K housing + $5K COL savings
$1M+ earner, finance career New York Moderate Career value usually exceeds tax savings
$1M+ earner, non-NYC industry Denver Very High $100K+/yr tax savings
Couple, $300K, planning to buy Denver Very High $125K cheaper home + $15K/yr tax + insurance
Mountain / outdoor lifestyle priority Denver Very High 26 ski resorts within 3 hours
Car-free urban living priority New York Very High World's largest subway system
Cultural depth / theater / global city New York Very High Broadway + every major museum + 24/7

Confidence is editorial judgment, not a precise statistical estimate. "Very High" = the math is decisive; "Low" = the answer depends heavily on factors specific to your situation.

When the standard verdict flips.

NYC's tax burden creates massive savings opportunity in Denver ($12K-$100K+/yr depending on income). But specific situations strongly favor NYC:

New York becomes the better choice if:
  • Wall Street / investment banking / hedge fund career
    NYC remains the global finance capital. Goldman Sachs, JPMorgan Chase, Morgan Stanley, BlackRock, Citi, Bank of America headquarters in NYC. For investment banking, capital markets, M&A, and traditional finance careers, NYC is structurally required. Denver finance is mid-tier.
  • Career in media, publishing, advertising, or PR
    NYC concentrates global media — NYT, WSJ, The New Yorker, Bloomberg, Hearst, Condé Nast, Time Warner, plus major advertising agencies (Madison Avenue: Ogilvy, McCann, Wieden+Kennedy NYC). Publishing houses (Penguin Random House, HarperCollins, Simon & Schuster). For careers in media production, journalism, publishing, advertising creative, NYC is unmatched.
  • Fashion / luxury / consumer goods career
    NYC anchors US fashion industry — Fashion Week, design houses (Calvin Klein, Tommy Hilfiger, Ralph Lauren, Tom Ford), luxury retail (Madison Avenue, SoHo), beauty (Estée Lauder, L'Oréal USA). For fashion design, merchandising, beauty product development, NYC is the only US option at scale.
  • Car-free urban living priority
    NYC's subway is the world's largest 24/7 transit system. ~70% of NYC residents don't own cars. Truly car-free living at world-class scale is impossible elsewhere in the US. Denver requires a car for realistic lifestyles, especially mountain access.
  • Cultural density / theater / global city priority
    Broadway alone is irreplaceable. Plus 80+ off-Broadway theaters, the Met, MoMA, Whitney, Guggenheim, Lincoln Center, Carnegie Hall, every major museum, concentrated dining (Michelin stars, every cuisine), and 24/7 city culture. Denver has emerging arts scene but mid-tier in global urban hierarchy.
Denver becomes the better choice if:
  • Wage earner avoiding NYC tax stacking
    Combined NYC top rate 14.776% vs CO flat 4.4% creates massive savings: $12,200/yr at $200K, $40,500/yr at $500K, $100,000+/yr at $1M+. The advantage scales aggressively at higher incomes. For most career trajectories outside specific NYC industries, the tax math alone justifies the move.
  • Career in aerospace, defense, or US Space Force
    Colorado has 280,000+ aerospace workers (#2 in US, #1 per capita). Lockheed Martin Space, ULA HQ, Ball Aerospace, Sierra Space, US Space Command HQ. For aerospace careers, Denver-Boulder is among top US clusters.
  • Renewable energy / clean tech career
    NREL (National Renewable Energy Laboratory, Golden CO) is the world's premier renewable energy research center, anchoring 800+ Colorado clean tech firms. For solar, wind, battery storage careers, Denver is structurally distinctive.
  • Mountain / skiing / outdoor lifestyle priority
    26 ski resorts within 3 hours of Denver. Rocky Mountain National Park 90 minutes. 14ers accessible. 300+ sunny days. NYC's outdoor access is meaningfully different scale (Hudson Valley, Catskills, Long Beach). For mountain priority, Denver is unmatched among major US metros.
  • Lower COL / housing affordability priority
    Denver median home $575K vs NYC $700K. 2BR rent $2,050 vs $4,500 (~54% lower). Combined tax + COL advantage at $200K exceeds $48,000/yr — among the largest of any US city pair.

What you are accepting either way.

Both cities have real downsides:

If you choose New York, you are accepting:
  • Highest combined tax burden in US. 14.776% top rate. At $500K: $40,000+/yr more than Denver. Compounded over career, major wealth-building difference.
  • Exodus continues. NY lost 71,987 net tax filers 2022-2023. Long-term tax base concerns; structural pressure for further tax increases.
  • Highest US housing costs. $4,500/mo 2BR rent. $1.4M+ Manhattan condos. Co-op/condo fees $1,500-$5,000/mo on top of rent/mortgage.
  • Subway aging. MTA fiscal stress, signal/track maintenance issues, declining service reliability. Multi-billion-dollar funding gaps.
  • Higher cost of every category. Groceries, restaurants, services, healthcare all elevated. NYC premium applies to nearly everything.
If you choose Denver, you are accepting:
  • Cold winters. 157 days below freezing/yr. Snow, ice storms. Real lifestyle change for NYC's milder average winter.
  • Hail damage real. Most Denver homeowners file insurance claims every 5-7 years. Auto insurance climbing in some zip codes.
  • Altitude. 5,280 ft elevation affects sleep, exercise capacity for first 6-12 months. Some never fully adapt.
  • Limited cultural depth vs NYC. Theater, museums, restaurants are emerging but mid-tier in global urban hierarchy. NYC transplants often miss density.
  • Career narrowness in finance/media/fashion. If you're in NYC-anchored industries, Denver's career market is shallow — most senior finance/media jobs require NYC presence.

How sensitive is this answer? Highly — career sector and income level dominate.

  • Change career sector from generic to investment banking: NYC wins decisively (industry concentration unmatched globally).
  • Change career sector to aerospace: Denver wins (top-2 US cluster + lower cost).
  • Change income from $200K to $1M: Denver advantage grows from $12K to $100K+/yr (NYC progressive top vs CO flat).
  • Account for car-free preference: NYC compensates for tax disadvantage if you avoid car ownership.
  • Account for NY tax exodus trajectory: structural pressure for NY tax increases; CO's TABOR limits future increases.

Take this further.

Three tools that turn this comparison into a plan.

Take the next step.

Calculators and tools that extend this comparison with your specific numbers.

Methodology & sources

Page last reviewed: 2026-04-25. Next scheduled update: 2026-07-15.

Take-home pay calculations use 2026 federal tax brackets (single filer, standard deduction) plus the relevant state rate. They exclude pre-tax retirement contributions (401(k), HSA, FSA) and most local taxes that vary by employer.

Cost-of-living indexes use ACER (American Chamber of Commerce Researchers) and BLS regional CPI as primary sources, weighted across housing, groceries, utilities, transportation, healthcare, and miscellaneous categories.

Property tax figures are effective rates (median bill ÷ median home value) at the county level. They differ from nominal/posted millage rates because of homestead exemptions and assessment caps.

Mortgage projections assume 30-year fixed at the rate shown, conservative 3% annual appreciation, and standard PITI calculations. Past appreciation does not guarantee future returns.

Sources used in this comparison:

  • Tax Foundation 2026
  • NYC Department of Finance 2026
  • NY State Department of Taxation and Finance 2026
  • Colorado Department of Revenue 2026
  • Arapahoe County Assessor 2026
  • BLS Q1 2026
  • ACS 5-Year 2024
  • Zillow Home Value Index April 2026
  • Numbeo COL Plus Rent Index 2026
  • IRS Statistics of Income state migration 2022-2023
  • Tax Foundation State Migration Trends 2026

All figures are estimates for general planning. Your specific situation depends on filing status, dependents, deductions, employer benefits, and neighborhood-specific costs. Use the linked FinCalcs tools for personalized calculations. Not financial or tax advice.

Frequently asked questions.

Real questions readers ask about New York vs Denver.

How much do you save moving from NYC to Denver?
Among the largest savings of any US city pair. At $200K wages: ~$12,200/yr in income tax savings (NYC stacked 10.5% vs CO flat 4.4%) plus ~$30,000+/yr in lower cost of living. Total: ~$48,000+/yr at $200K. At $500K: tax savings alone exceed $40,000/yr. At $1M+: ~$100,000/yr in state + city tax savings. The advantage scales aggressively at higher incomes due to NYC's progressive structure compounding with city tax stacking.
Why is NYC's tax so high?
Stacked structure. NYC residents pay BOTH New York State graduated income tax (4-10.9%) AND New York City graduated income tax (3.078-3.876%). Combined top rate: 14.776% — among the highest US tax burdens (only California's 13.3% + 1.3% SDI = 14.6% is comparable). Most US cities don't have city income tax stacking. Among major US cities, only NYC, Yonkers, and Philadelphia have meaningful city-level income tax. NYC's structure means high earners pay both state progressive top rate (10.9%) AND city progressive top rate (3.876%) on the same income.
Is the New York tax exodus real?
Yes, demonstrably. NY lost 71,987 net income tax filers in 2022-2023 — second-largest US loss after California (-100,397). The top 10 US counties for net out-migration of tax filers were ALL in California or New York: Queens (-17,109), Bronx (-16,319), Suffolk NY (-10,434), Nassau NY (-9,130), Kings (-6,924). Florida and Texas were the top destinations. The migration concentrates among working-age, higher-income filers — exactly the tax base most damaging to lose.
Will I miss NYC's transit if I move to Denver?
Most NYC transplants do, especially initially. NYC's 24/7 subway with 472 stations is the world's largest transit system; ~70% of NYC residents don't own cars. Denver requires a car for most realistic lifestyles, especially mountain access. RTD light rail covers Denver core but suburbs need cars. Annual transportation cost in NYC: ~$1,716. In Denver with car ownership: ~$6,800. Net: Denver's tax + housing savings get partially offset by needing 1-2 vehicles. For genuinely car-free urban living, NYC remains the only US option at scale.
How does Denver's mountain access compare to anything available from NYC?
Genuinely irreplaceable. Denver: 26 ski resorts within 3 hours (Vail, Aspen, Breckenridge, Keystone, Copper, Steamboat, Winter Park). Rocky Mountain National Park 90 min away. 14ers (peaks over 14,000 ft) accessible for day hikes. Lake Dillon for water sports. NYC outdoor access: Hudson Valley + Catskills (3-4 hours, decent hiking but no major skiing), Long Beach for ocean (no surfing-quality waves). For mountain/skiing/hiking-priority lifestyles, Denver is structurally better — and the difference grows over time as you spend weekends in mountains vs. NYC's limited options.
Do high earners actually save by leaving NYC for Denver?
Yes, dramatically. At $500K: NYC pays $62,500+/yr in state + city income tax; Denver $22,000 → $40,500/yr Denver advantage. At $1M+: NYC pays $145,000+; Denver $44,000 → $100,000+/yr Denver advantage. Plus ~$30,000+/yr lower cost of living. For high earners specifically — the demographic NYC most needs to retain for tax base — the math is overwhelming. The decision typically turns on career considerations (NYC industries) rather than financial math, which strongly favors Denver.
What's Colorado's TABOR and why does it matter?
Taxpayer's Bill of Rights (1992 constitutional amendment) requires voter approval for any state tax increase. Voters have actually REDUCED Colorado's flat tax twice since 2020 — Prop 116 dropped 4.63%→4.55%, Prop 121 dropped to 4.40% effective 2025. Compare to NY's trajectory: NY raised top state rate from 8.82% to 10.9% in 2021 and added 'millionaire's tax' surcharge. The trends are pointing in opposite directions — NY's tax burden has structural pressure to grow (pension obligations, Medicaid expansion); Colorado's is structurally limited from increasing. For long-term wealth-building planning, Colorado's TABOR-protected tax structure is genuinely durable.