Retirement Calculator 2026

Find out exactly how much you need to retire and whether you're on track. Enter your numbers and get an instant, personalized retirement savings projection.

Retirement Savings Calculator

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How Much Do You Really Need to Retire?

The most common question in retirement planning is simple: how much is enough? The answer depends on your lifestyle, expected retirement age, health, and investment strategy — but there are proven frameworks that give you a solid starting point.

The most widely used rule is the 4% withdrawal rule, derived from the Trinity Study. It states that you can safely withdraw 4% of your portfolio each year in retirement without running out of money over a 30-year retirement. To use it, multiply your expected annual spending in retirement by 25. That's your retirement savings goal. Need $60,000/year? You need $1.5 million saved.

The 401(k) and IRA Landscape in 2026

In 2026, the IRS contribution limit for 401(k) accounts is $23,500 per year ($31,000 if you're 50 or older with catch-up contributions). For IRAs, the limit is $7,000 ($8,000 for those 50+). Maxing out these tax-advantaged accounts before investing in taxable accounts is a fundamental retirement strategy, as the tax-deferred or tax-free growth significantly amplifies compounding over time.

The Impact of Starting Early

Time is your most powerful retirement planning tool. Someone who starts saving $500/month at age 25 and earns a 7% average return will have approximately $1.3 million at age 65. Someone who starts the same $500/month at age 35 will accumulate only about $607,000 — less than half — despite contributing for 30 years instead of 40. The extra decade of compounding growth is worth more than a decade of contributions.

The Role of Inflation in Retirement Planning

Inflation erodes purchasing power over time. $60,000 today won't buy the same amount in 30 years. At 3% annual inflation, you'd need about $145,000 to maintain the same purchasing power. This is why retirement calculators use real returns (after inflation) rather than nominal returns, and why it's crucial to estimate your retirement spending in today's dollars and let the calculator handle inflation adjustment.

How to Close a Retirement Gap

If the retirement calculator shows you're behind your goal, you have several levers: increase monthly contributions, push your retirement age back by a few years, reduce your expected retirement spending, or aim for a slightly higher investment return through a more aggressive asset allocation. Even small adjustments compound significantly over a 20-30 year horizon.

For example, increasing monthly contributions by just $300 — perhaps by cutting one discretionary expense category — can add $170,000-$300,000 to your retirement portfolio over 20-30 years at a 7% return. The earlier you make this adjustment, the greater the impact.

Frequently Asked Questions

A common rule of thumb is to save 25 times your annual retirement spending (based on the 4% rule). If you plan to spend $60,000/year in retirement, you need $1.5 million. However, this varies based on your lifestyle, health, other income sources like Social Security, and your investment return assumptions. Use the retirement calculator above to get a personalized estimate based on your specific situation.
For a diversified stock/bond portfolio (typical retirement allocation), a 6-7% real annual return is a reasonable long-term assumption after inflation. If you're invested heavily in stocks, 7-8% real may be appropriate. If you're more conservative with bonds, 4-5% real is safer. Always use real (inflation-adjusted) returns in retirement calculators to ensure your projections accurately reflect future purchasing power.
Social Security reduces how much you need to save personally. If you expect $20,000/year from Social Security and need $60,000/year total, you only need your portfolio to generate $40,000/year. That reduces your savings goal from $1.5 million to $1 million. In the calculator, subtract your expected Social Security benefit from your Annual Retirement Spending to account for this. Check your Social Security statement at ssa.gov for your estimated benefit.
It's never too late. At 45, you have 20+ years of compounding growth ahead of you. The catch-up contribution provisions allow those 50+ to contribute an extra $7,500 to a 401(k) per year. Strategies like reducing spending to increase savings rate, working a few extra years, or planning a more modest retirement lifestyle can all help close the gap. Use the retirement calculator to see exactly where you stand and what adjustments have the biggest impact.
The 4% rule comes from the Trinity Study, which found that a portfolio of 50-75% stocks and 25-50% bonds could sustain a 4% annual withdrawal for at least 30 years in most historical scenarios. While it has faced some scrutiny in recent years (particularly with low interest rates and high valuations), many financial planners still use 3.5-4% as a reasonable withdrawal rate. More conservative planners use 3-3.5% to build in additional buffer against sequence-of-returns risk.