$1 Compound Interest Calculator

What will an investment of 1 be worth in the future?

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What will an investment of 1 be worth in the future? Enter your details above and click calculate. Common investments include stocks, bonds, real estate, and savings accounts.

This is just an estimate of the real world since the expected returns of different investments can have variable actual results.
Over time, compound interest is a powerful force. Take a look at the chart below to see how different interest rates affect an investment over time.

For example, after 20 years an investment of $1 will be worth $1 at a 2% annual return but $5 with an 8% return.
Investment Table - Compounded Yearly
1% 2% 3% 4% 5% 6% 7% 8% 9% 10%
1 in 1 Year 1 1 1 1 1 1 1 1 1 1
1 in 2 Years 1 1 1 1 1 1 1 1 1 1
1 in 3 Years 1 1 1 1 1 1 1 1 1 1
1 in 4 Years 1 1 1 1 1 1 1 1 1 1
1 in 5 Years 1 1 1 1 1 1 1 1 2 2
1 in 6 Years 1 1 1 1 1 1 2 2 2 2
1 in 7 Years 1 1 1 1 1 2 2 2 2 2
1 in 8 Years 1 1 1 1 1 2 2 2 2 2
1 in 9 Years 1 1 1 1 2 2 2 2 2 2
1 in 10 Years 1 1 1 1 2 2 2 2 2 3
1 in 11 Years 1 1 1 2 2 2 2 2 3 3
1 in 12 Years 1 1 1 2 2 2 2 3 3 3
1 in 13 Years 1 1 1 2 2 2 2 3 3 3
1 in 14 Years 1 1 2 2 2 2 3 3 3 4
1 in 15 Years 1 1 2 2 2 2 3 3 4 4
1 in 20 Years 1 1 2 2 3 3 4 5 6 7
1 in 25 Years 1 2 2 3 3 4 5 7 9 11
1 in 30 Years 1 2 2 3 4 6 8 10 13 17
1 in 35 Years 1 2 3 4 6 8 11 15 20 28
1 in 40 Years 1 2 3 5 7 10 15 22 31 45
1 in 45 Years 2 2 4 6 9 14 21 32 48 73
1 in 50 Years 2 3 4 7 11 18 29 47 74 117