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$1,000 at 12% for 20 Years

$1,000 invested at 12% a year grows to $9,646 after 20 years. That is $8,646 of interest.

Final balance
$9,646
compounded yearly
With monthly compounding
$10,893
Total interest
$8,646
865% growth
Money doubles every
6.1 years

Year by year

YearBalanceInterest that yearTotal interest
0$1,000$0$0
1$1,120$120$120
2$1,254$134$254
3$1,405$151$405
4$1,574$169$574
5$1,762$189$762
6$1,974$211$974
7$2,211$237$1,211
8$2,476$265$1,476
9$2,773$297$1,773
10$3,106$333$2,106
11$3,479$373$2,479
12$3,896$417$2,896
13$4,363$468$3,363
14$4,887$524$3,887
15$5,474$586$4,474
16$6,130$657$5,130
17$6,866$736$5,866
18$7,690$824$6,690
19$8,613$923$7,613
20$9,646$1,034$8,646

What this shows

In year one the interest is $120. In the final year it is $1,034.

Same rate, same starting amount. The difference is compounding.

Add regular deposits or change any number in the compound interest calculator.

Change one thing

Other rates for $1,000 over 20 years

Other time frames for $1,000 at 12%

Other amounts at 12% for 20 years

This is not financial advice. Nothing on this site is investment, tax, legal or financial advice of any kind.

The calculators give simplified estimates from the numbers you enter. They ignore taxes, fees, rate changes and real market returns, and they can be wrong.

Do not make financial decisions based on these results. Speak to a licensed financial adviser, accountant or lender before acting, and read the full disclaimer.