Finance

Retirement Savings Calculator

Project a retirement balance from monthly contributions.

Current savings ($)

Monthly contribution ($)

Annual return (%)

Years to retirement

Calculated Output

Projected balance ($) 772,315.45

Total contributed ($) 200,000

Formula: FV = PV(1+r)^n + PMT((1+r)^n − 1)/r (monthly)

Step-by-Step Breakdown

1. Values used:

2. Current savings = 20,000 $

3. Monthly contribution = 500 $

4. Annual return = 7 %

5. Years to retirement = 30

7. Projected balance = 772,315.45$

8. Total contributed = 200,000$

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The math behind it

Future value = current × (1+r)^n + monthly × ((1+r)^n − 1) ÷ r, with monthly compounding.

$20k + $500/mo at 7% for 30 yr → ~$762,000.

Inflation?

Use a lower 'real' return to express results in today's dollars.