Retirement Income Calculator

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Estimate whether you’re on track for retirement using a transparent forecast and an optional probability check.

Timeline & Savings

Current Age

Retirement Age

Current Retirement Savings

Monthly Contribution

Employer Match

Assumptions & Market

Stock / Bond Mix Presets

Expected Return

Volatility

Inflation

Retirement Lifestyle

Desired spending per year (in today's dollars)

Guaranteed income (Social Security/Pension in today's $)

Years in Retirement

Withdrawal Rule

Explore "What-If" Scenarios

Tight

You're within reach — a small adjustment could improve your cushion.

This is a simplified estimate. Change assumptions to explore outcomes.

Next step

Next step: About $605.59/month more (or retire a few years later) would move you closer to target.

Projected Nest Egg

$1,523,047.35

Required Nest Egg

$2,097,567.58

On-Track Progress72.6%

Monte Carlo Success Prob.

75.1%

(1000 simulations)

Supported Annual Income

$102,873.25

Future dollars, 1st year

Projected Savings Growth

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About This Retirement Income Calculator

This retirement income calculator is designed to provide a practical estimate of how long savings may support withdrawals during retirement. The results are not predictions, but mathematical illustrations based on the values entered.

Retirement outcomes are highly sensitive to assumptions. Small changes in investment returns, inflation, contribution levels, or withdrawal rates can significantly alter long-term projections. This tool exists to make those relationships easier to see and reason about.

The calculator does not account for every real-world variable. Taxes, investment fees, policy changes, unexpected expenses, and individual circumstances can all influence actual results. Users should treat outputs as simplified models rather than guarantees.

How to interpret results

Calculator outputs are driven by the assumptions provided. More optimistic return expectations will generally produce longer sustainability projections, while conservative assumptions will reduce them. Comparing multiple scenarios often provides more useful insight than relying on a single set of inputs.

Important considerations

Market performance rarely follows smooth averages. Early negative returns can have outsized effects on retirement sustainability. Inflation compounds gradually but meaningfully over long periods. Withdrawal behavior, spending flexibility, and risk tolerance also play critical roles in real outcomes.

Glossary Terms

Inflation Withdrawal Rate

Common Scenarios

Before-tax vs after-tax implications

When deciding on financial moves, always calculate based on your after-tax take-home pay, not your gross salary. Your true disposable income is often 20-30% lower than your top-line earnings.

Factoring in debt obligations

Treat your minimum monthly debt payments (credit cards, student loans) as fixed expenses. They reduce your monthly surplus and limit your flexibility for other purchases or goals.

Common Questions

How accurate is this retirement income estimate?

It provides a reliable baseline estimate. However, real-world variables like unexpected expenses, tax rate changes, and inflation can impact the exact outcome.

Does this account for irregular expenses?

No. This tool focuses on your standard monthly or annual figures. You should manually add a buffer for irregular or annual expenses.

What should I do if the numbers look tight?

If your results show high strain, consider lowering your purchase target, extending your timeline, or finding ways to boost your income or cut discretionary spending temporarily.

Explore Related Tools & Guides

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Common questions

Is this a prediction of my retirement income?

No. The calculator produces estimates based on mathematical assumptions, not forecasts.

What return assumptions should I use?

Many planners test conservative and moderate scenarios to understand sensitivity rather than relying on optimistic projections.

Does this include taxes or government benefits?

Only if explicitly modeled in the calculator inputs. Otherwise, results should be interpreted accordingly.

Is this financial advice?

No. This tool is provided for general educational purposes. Please review the site disclaimer.