Compound Growth Calculator

Project your account growth over time with compounding monthly returns and optional withdrawals.

Parameters

Starting Balance ($)

Monthly Return (%)

Number of Months

Monthly Withdrawal ($) — optional

Summary

Final Balance

$17,958.56

Total Profit

$7,958.56

Total Withdrawals

$0.00

Month-by-Month Growth

Month	Start Balance	Gain	Withdrawal	End Balance
1	$10,000.00	+$500.00	—	$10,500.00
2	$10,500.00	+$525.00	—	$11,025.00
3	$11,025.00	+$551.25	—	$11,576.25
4	$11,576.25	+$578.81	—	$12,155.06
5	$12,155.06	+$607.75	—	$12,762.82
6	$12,762.82	+$638.14	—	$13,400.96
7	$13,400.96	+$670.05	—	$14,071.00
8	$14,071.00	+$703.55	—	$14,774.55
9	$14,774.55	+$738.73	—	$15,513.28
10	$15,513.28	+$775.66	—	$16,288.95
11	$16,288.95	+$814.45	—	$17,103.39
12	$17,103.39	+$855.17	—	$17,958.56

The Power of Compounding

Compound growth is often called the eighth wonder of the world. In trading, it means that your gains generate further gains, creating exponential growth over time rather than linear growth.

For example, a $10,000 account earning a consistent 5% monthly return would grow to approximately $17,959 after 12 months through compounding. Without compounding (simple interest), it would only reach $16,000. That is nearly $2,000 more from compounding alone.

However, consistency is the key factor. A 5% monthly return is exceptionally high and difficult to sustain. Even small, consistent returns can produce remarkable results over longer time horizons. A modest 2% monthly return on a $10,000 account grows to over $26,800 in three years.

Key Takeaways

1.Start early. The longer your money compounds, the more dramatic the growth curve becomes.
2.Stay consistent. Irregular returns or large drawdowns severely damage the compounding effect.
3.Limit withdrawals. Every dollar withdrawn is a dollar that stops compounding. Withdraw strategically.
4.Protect your capital. Risk management is not optional. A 50% drawdown requires a 100% gain to recover.

This calculator assumes a fixed monthly return rate, which is a simplification. Real trading returns vary month to month. Use this tool for projection and planning purposes only, not as a guarantee of future performance.