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Pension Calculator

Estimate your pension benefit based on years of service, final salary, and benefit multiplier. Compare lump sum vs monthly payments.

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How Pension Benefits Are Calculated

Most defined benefit pensions use a simple formula: Final Average Salary × Years of Service × Benefit Multiplier. The multiplier typically ranges from 1.5% to 2.5% per year of service. A government employee with 30 years of service and a 2% multiplier receives 60% of their final average salary — a generous benefit that would require roughly $1 million in a 401K to replicate.

The "Final Average Salary" is usually the average of your highest 3-5 consecutive years of earnings. Some plans use career-average instead, which produces a lower benefit. Pension plans vary significantly — federal employees (FERS) use a 1% multiplier (1.1% if retiring at 62+ with 20+ years), while many state and local plans use 2-2.5%. Check your plan's specific formula in your Summary Plan Description. Compare pension income with other retirement sources using our Retirement Income Calculator.

Lump Sum vs Monthly Pension

Some employers offer a lump sum buyout instead of monthly payments. The decision depends on: your life expectancy (if you are healthy and expect to live past 80, monthly payments usually win), investment confidence (can you invest the lump sum to generate equal or better income?), survivor needs (monthly pensions often offer 50-100% survivor benefits; a lump sum requires your own planning), and pension security (the PBGC insures private pensions up to ~$7,500/month, but public pensions have no federal guarantee). Use our Pension vs Annuity Calculator to compare options.

People Also Ask

What is a good pension multiplier?
2.0-2.5% is generous (common in government/military). 1.5% is average for private sector. 1.0% is below average. At 2% for 30 years, you receive 60% income replacement.
Are pensions taxable?
Yes — pension income is taxed as ordinary income at federal level. Some states exempt pension income partially or fully. Plan for taxes with our Tax Bracket Calculator.
Can I lose my pension?
Private pensions are insured by the PBGC up to limits. Public pensions are backed by state/local governments but are not federally insured. Vesting (typically 5-10 years) is required to receive benefits.
Should I take the lump sum?
If you can invest it to beat the pension's implied return rate (typically 5-7%), the lump sum may be better. If you want guaranteed income for life with no investment risk, take the monthly payment.