Pension Calculator

%

Per year of service (typically 1.5-2.5%)

$

Usually highest 3-5 years average

$
%

Typical Multipliers

Federal FERS1.0-1.1%
State/Local Gov1.5-2.5%
Military2.0-2.5%
Private Sector1.0-2.0%

Replacement Ratio Goals

70-80%

Recommended target from all sources

40-50%

Good pension benefit alone

Understanding Pension Plans

What is a Defined Benefit Pension?

A defined benefit pension guarantees a specific monthly payment in retirement based on a formula that typically includes years of service and salary. Unlike 401(k)s where your benefit depends on investment performance, pension amounts are predetermined.

Standard Pension Formula

Benefit = Years of Service x Multiplier x Final Average Salary

Example: 30 years x 2% x $75,000 = $45,000/year

Types of Pension Plans

Defined Benefit

  • - Guaranteed monthly payment
  • - Employer bears investment risk
  • - Based on formula
  • - Common in government jobs

Defined Contribution

  • - Account balance varies
  • - Employee bears investment risk
  • - Based on contributions + growth
  • - 401(k), 403(b), TSP

Key Pension Terms

TermDefinition
VestingYears required to earn pension rights (typically 5-10 years)
Final Average SalaryAverage of highest 3-5 years of earnings
COLACost of Living Adjustment (inflation protection)
Survivor BenefitContinued payments to spouse after death
Early Retirement FactorReduction for retiring before normal age

Pension vs Lump Sum

Some plans offer a choice between monthly pension payments and a lump sum payout. Consider these factors:

Choose Monthly Pension If:

  • - You expect to live long
  • - You want guaranteed income
  • - You are not comfortable investing
  • - Your plan has good COLA

Choose Lump Sum If:

  • - Health issues limit life expectancy
  • - You want to leave inheritance
  • - You are confident in investing
  • - Plan has no COLA

Sample Calculations

YearsMultiplierSalaryAnnual BenefitMonthly
201.5%$60,000$18,000$1,500
252.0%$75,000$37,500$3,125
302.5%$80,000$60,000$5,000
352.0%$100,000$70,000$5,833

Important Considerations

Pension benefits may be reduced for early retirement, and survivor options typically reduce the monthly payment. Check your specific plan documents for exact formulas, vesting requirements, and benefit options. Consider consulting with your HR department or a financial advisor.

Frequently Asked Questions

How is a defined benefit pension calculated?

Most pensions use the formula: Annual Benefit = Years of Service x Benefit Multiplier x Final Average Salary. For example, 30 years at 2% multiplier with $75,000 average salary equals $45,000/year. The multiplier varies by employer (typically 1-2.5% per year of service).

What is the final average salary?

Final average salary is typically the average of your highest 3-5 consecutive years of earnings. Some plans use your final year only, while others average more years. Higher-earning years near retirement significantly boost your benefit, so timing of raises and promotions matters.

Should I take a lump sum or monthly pension payments?

Monthly payments provide guaranteed income for life but stop at death (unless you chose survivor benefits). Lump sum gives you control but requires investment skills and carries longevity risk. Choose monthly if you expect to live long and want security; choose lump sum if health is poor or you want to leave inheritance.

What is pension vesting?

Vesting determines when you earn the right to your pension benefits. Cliff vesting means you get 100% after a set period (often 5 years) or 0% before. Graded vesting gradually increases your percentage over time. If you leave before being fully vested, you forfeit some or all employer-contributed benefits.