Annuity Payout Calculator
Calculate periodic annuity payments from a lump sum investment. This calculator determines how much you can receive regularly from your retirement corpus or investment. For building your corpus, use our retirement planning calculator or investment calculator.
How to Calculate Annuity Payouts
- Determine the total principal (lump sum) you want to convert into periodic payments.
- Set the interest rate the annuity will earn during the payout period.
- Choose the payout period (how many years you want payments to last).
- Select the payout frequency (monthly, quarterly, or annually).
- Apply the annuity payment formula to calculate each periodic payment amount.
Formula
Periodic Payment = P x [r(1+r)^n] / [(1+r)^n - 1]
Where:
P = Principal (lump sum amount)
r = Periodic interest rate (annual rate / frequency)
n = Total number of payments (years x frequency)
Total Payouts = Payment x n
Total Interest = Total Payouts - PrincipalExample
You have $500,000 and want monthly payouts for 20 years at 6% annual interest:
P = $500,000
Annual Rate = 6%, Monthly Rate = 0.5% = 0.005
n = 20 x 12 = 240 payments
Monthly Payment = $500,000 x [0.005(1.005)^240] / [(1.005)^240 - 1]
= $500,000 x [0.005 x 3.3102] / [3.3102 - 1]
= $500,000 x 0.01655 / 2.3102
= $3,582.16
Total Payouts = $3,582.16 x 240 = $859,718
Total Interest = $859,718 - $500,000 = $359,718
You receive $3,582 per month for 20 years, earning $359,718 in interest.Annuity Payout Reference Table
| Principal | 10 yr @ 5% | 15 yr @ 5% | 20 yr @ 5% | 25 yr @ 5% |
|---|---|---|---|---|
| $100k | $1061/mo | $791/mo | $660/mo | $585/mo |
| $250k | $2652/mo | $1977/mo | $1650/mo | $1461/mo |
| $500k | $5303/mo | $3954/mo | $3300/mo | $2923/mo |
| $750k | $7955/mo | $5931/mo | $4950/mo | $4384/mo |
| $1000k | $10607/mo | $7908/mo | $6600/mo | $5846/mo |
Monthly payout amounts at 5% annual interest
Frequently Asked Questions
What is an annuity?
An annuity is a financial product that converts a lump sum into a series of periodic payments over a specified period. It provides a steady income stream, commonly used in retirement planning to ensure regular cash flow.
What is the difference between fixed and variable annuities?
Fixed annuities guarantee a set payment amount based on a fixed interest rate. Variable annuities tie payments to investment performance, meaning payments can fluctuate. Fixed annuities offer certainty while variable annuities offer growth potential.
How long should my annuity payout period be?
This depends on your life expectancy and financial needs. A longer period means smaller payments but more security. Many retirees choose 20-30 years. Some annuities offer lifetime payments regardless of how long you live.
Is the 4% rule the same as an annuity?
The 4% rule is a withdrawal guideline (withdraw 4% of savings annually) that aims to make money last 30 years. An annuity is a contractual product with guaranteed payments. The 4% rule is flexible but not guaranteed; annuities are guaranteed but inflexible.
Are annuity payments taxable?
Part of each annuity payment is a return of principal (tax-free) and part is interest (taxable). The exclusion ratio determines the tax-free portion. Once you have received back your full principal, all subsequent payments are fully taxable.