$20 at 4% Interest for 40 Years
How much money will your investment be worth if you let the interest grow?
Amount
$
Interest Rate
%
Years to Invest
After investing for 40 years at 4% interest, your initial investment of $20 will have grown to $96.02.
You will have earned $76.02 in interest.
How much will savings of $20 be worth in 40 years if invested at a 4.00% interest rate?
This calculator determines the future value of $20 invested for 40 years at a constant yield of 4.00% compounded annually.
Did Albert Einstein really say "Compound interest is the most powerful force in the universe?"
According to Snopes, the answer is probably not.
Nevertheless, investing money consistently over a long period of time has made many people very rich.
Growth of $20 at 4% Interest
| Year | Amount |
|---|---|
| 0 | $20.00 |
| 1 | $20.80 |
| 2 | $21.63 |
| 3 | $22.50 |
| 4 | $23.40 |
| 5 | $24.33 |
| 6 | $25.31 |
| 7 | $26.32 |
| 8 | $27.37 |
| 9 | $28.47 |
| 10 | $29.60 |
| 11 | $30.79 |
| 12 | $32.02 |
| 13 | $33.30 |
| 14 | $34.63 |
| 15 | $36.02 |
| 16 | $37.46 |
| 17 | $38.96 |
| 18 | $40.52 |
| 19 | $42.14 |
| 20 | $43.82 |
| 21 | $45.58 |
| 22 | $47.40 |
| 23 | $49.29 |
| 24 | $51.27 |
| 25 | $53.32 |
| 26 | $55.45 |
| 27 | $57.67 |
| 28 | $59.97 |
| 29 | $62.37 |
| 30 | $64.87 |
| 31 | $67.46 |
| 32 | $70.16 |
| 33 | $72.97 |
| 34 | $75.89 |
| 35 | $78.92 |
| 36 | $82.08 |
| 37 | $85.36 |
| 38 | $88.78 |
| 39 | $92.33 |
| 40 | $96.02 |
$20 for 40 Years by Interest Rate
| Rate | Amount |
|---|---|
| 1% | $29.78 |
| 2% | $44.16 |
| 3% | $65.24 |
| 4% | $96.02 |
| 5% | $140.80 |
| 6% | $205.71 |
| 8% | $434.49 |
| 10% | $905.19 |
| 12% | $1,861 |
| 15% | $5,357 |
| 20% | $29,395 |