Future Value Calculator

Project the future value of a starting balance and recurring monthly contributions.

Results will appear here.

Planning estimate only, not financial, tax, or legal advice. Verify assumptions and current rules before making decisions.

This tool runs completely in your browser. No data is transmitted, stored, or logged.

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Formula & evidence

How this calculator works

Reviewed July 2026

Formula

Future value is calculated month by month: balance grows by annual rate ÷ 12, with deposits applied at the selected timing.

Sources

Sources support the method, terminology, or planning context. Editable assumptions remain your responsibility.

Privacy: Inputs and results stay in this browser. Results are planning estimates, not professional advice.