401(k) Calculator
Project your 401(k) at retirement. Enter your current balance, monthly contribution (include any employer match) and expected return.
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Formula: standard compound-interest math. Figures are estimates, not financial advice.
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How a 401(k) grows
Your contributions (plus any employer match) are invested and compound until retirement. Contributions are usually pre-tax, lowering your taxable income today; you pay tax on withdrawals later.