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Annuity Calculator

Calculate the fixed monthly payout an annuity would pay from a lump-sum principal, for either an immediate or deferred annuity, at a given rate and payout period.

How to Use Annuity Calculator
  1. 1Enter the lump-sum principal you're annuitizing
  2. 2Enter the annuity rate and the payout period in years
  3. 3Select immediate or deferred annuity type
  4. 4Click Calculate to see your monthly payout, total payout, and total interest
Frequently Asked Questions

An immediate annuity starts paying out right after you hand over the principal; a deferred annuity has a waiting period before payouts begin, often allowing the principal to grow further first. Select the type that matches your annuity product.

No, this is a generic annuity calculator for any lump-sum-to-payout product from an insurer or pension fund — for NPS's specific accumulation rules, use the NPS Calculator; for EPS's government pension formula, use the Pension Calculator.

It uses a standard fixed-payment annuity formula based on your principal, the annuity rate, and the number of years the payout continues, so the total payments exactly exhaust the principal plus interest over that period.

Yes, for the same principal and period, a higher annuity rate increases the monthly payout, since more return is available to draw down alongside the principal.

Annuity payouts are generally taxed as regular income in the year received, though tax treatment can vary by the specific annuity product and jurisdiction — confirm with your provider.

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