$1 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 $1 will have grown to $4.80.
You will have earned $3.80 in interest.
How much will savings of $1 be worth in 40 years if invested at a 4.00% interest rate?
This calculator determines the future value of $1 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 $1 at 4% Interest
| Year | Amount |
|---|---|
| 0 | $1.00 |
| 1 | $1.04 |
| 2 | $1.08 |
| 3 | $1.12 |
| 4 | $1.17 |
| 5 | $1.22 |
| 6 | $1.27 |
| 7 | $1.32 |
| 8 | $1.37 |
| 9 | $1.42 |
| 10 | $1.48 |
| 11 | $1.54 |
| 12 | $1.60 |
| 13 | $1.67 |
| 14 | $1.73 |
| 15 | $1.80 |
| 16 | $1.87 |
| 17 | $1.95 |
| 18 | $2.03 |
| 19 | $2.11 |
| 20 | $2.19 |
| 21 | $2.28 |
| 22 | $2.37 |
| 23 | $2.46 |
| 24 | $2.56 |
| 25 | $2.67 |
| 26 | $2.77 |
| 27 | $2.88 |
| 28 | $3.00 |
| 29 | $3.12 |
| 30 | $3.24 |
| 31 | $3.37 |
| 32 | $3.51 |
| 33 | $3.65 |
| 34 | $3.79 |
| 35 | $3.95 |
| 36 | $4.10 |
| 37 | $4.27 |
| 38 | $4.44 |
| 39 | $4.62 |
| 40 | $4.80 |
$1 for 40 Years by Interest Rate
| Rate | Amount |
|---|---|
| 1% | $1.49 |
| 2% | $2.21 |
| 3% | $3.26 |
| 4% | $4.80 |
| 5% | $7.04 |
| 6% | $10.29 |
| 8% | $21.72 |
| 10% | $45.26 |
| 12% | $93.05 |
| 15% | $267.86 |
| 20% | $1,470 |