How to use the future value of an annuity calculator
Find how much regular equal payments grow to at a given interest rate. Enter payment per period, interest rate per period, number of periods in the fields above; the future value, total paid in are computed instantly and plotted on the chart so you can see how the answer changes.
Common searches this calculator answers include “future value annuity”, “savings plan growth”, “regular deposits future value”, “calculate future value of an annuity”, “find future value”.
Formula
Variables
- PMT — Payment per period ($)
- r — Interest rate per period (%)
- n — Number of periods (periods)
Worked example
With payment per period = 200 $, interest rate per period = 0.5 %, number of periods = 120 periods, the calculator gives future value ≈ 32,775.87 $; total paid in ≈ 24,000 $.
Frequently asked questions
What is the future value of an annuity calculator used for?
Find how much regular equal payments grow to at a given interest rate. It helps with questions such as “future value annuity”, “savings plan growth”, “regular deposits future value”.
What is the formula for the future value of an annuity calculation?
Future value ($) = PMT × ((1+r / 100)^n-1) / (r / 100). Total paid in ($) = PMT × n. Here PMT is payment per period ($), r is interest rate per period (%), n is number of periods (periods).
What inputs do I need for the future value of an annuity calculator?
You need payment per period in $, interest rate per period in %, number of periods in periods. Each field is pre-filled with a typical example so you can see how the result responds as you edit the numbers.
How do I use the future value of an annuity calculator?
Type values into the input fields. Results and the chart update instantly. Use Reset to restore the example values, Copy results to paste them elsewhere, or Share to copy a link that preserves your inputs.
Is the future value of an annuity result exact?
Calculations use standard formulas and double-precision arithmetic, then display about seven significant figures. Real-world measurements carry uncertainty, so treat results as estimates unless your inputs are exact.