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STRS Retirement Benefit Calculator

Estimate your State Teachers Retirement System (STRS) pension benefit, monthly payout, and service credit multiplier.

David Miller, CPA
Reviewed by David Miller, CPA (CPA, M.S. Finance (NYU Stern))
Verified for accuracyUpdated 2026

Interactive Calculator

1. Provide Details

$
yrs
yrs

2. Output Results

Estimated Monthly Pension4125.00 $
Estimated Annual Pension49500.00 $
Income Replacement Multiplier66.0 %

How to Calculate: Formula & Steps

Applies standard STRS formula (typically 2.2% per year of service for first 30 years) to the average of your highest 3 or 5 consecutive salary years.

Formula Used:Annual Pension = Final Average Salary (FAS) × (Years of Service × Benefit Multiplier Rate)

Step-by-Step Calculation Example

30 years of service at 2.2% per year equals a 66% replacement multiplier. With a FAS of $75,000, the annual pension is $49,500 ($4,125/month).


Common Mistakes to Avoid

  • Not taking into account age reduction factors if retiring prior to unreduced age eligibility.

Practical Use Cases

  • Teacher retirement age planning
  • Pension replacement income budgeting

Expert Tips

  • Purchasing service credit or completing an extra year of teaching can significantly boost your lifetime annual pension multiplier.

Disclaimer

This calculation tool is provided for educational and informational estimation purposes only. Results are based on mathematical formulas and user-supplied parameters. They do not constitute formal underwriting, financial, tax, engineering, or legal determinations.

Frequently Asked Questions About STRS Retirement Benefit Calculator

What is Final Average Salary (FAS)?
FAS is the average of your highest earning years (usually top 3 or 5 consecutive years of teaching compensation).