Calculators / SPIA Estimator
Immediate Annuity Calculator
Estimate the monthly income a SPIA produces from a lump sum, by age, sex, and payout type.
Live rate environment
Updated May 11, 2026
10-Yr Treasury
4.32%
FRED / U.S. Treasury
Fed Cut Probability
42%
Next FOMC June 17, 2026
Avg 5-Yr MYGA
5.60%
Industry average
SPIA @ 65M / $100K
$600/mo
Life-only payout
Enter values and the result will appear here.
How this calculator works
Estimate the monthly income a SPIA produces from a lump sum, by age, sex, and payout type.
Inputs: Age, Sex, Premium ($), Payout type.
Output: Estimated monthly income ($).
Methodology: this calculator uses publicly available industry-average inputs (SSA Period Life Table, Federal Reserve Treasury yields, average carrier-published rate cards). Output is illustrative only. Actual carrier quotes vary by carrier, contract features, and current market conditions. Verify with the carrier or a licensed advisor before purchase.