Retirement Calculator (2026) – Plan Your Future

Why Retirement Planning Matters

Retirement planning is one of the most important financial undertakings you'll ever face. With life expectancies rising and the future of Social Security uncertain, taking control of your retirement savings is no longer optional—it's essential. The average 65-year-old today can expect to live another 20 years or more, meaning your retirement savings may need to fund three decades or more of living expenses.

This Retirement Calculator helps you answer three critical questions: How much will I have?, How much will I need?, and Am I on track? By adjusting the inputs, you can see the impact of different savings rates, investment returns, and retirement ages on your financial future.

Key Insight: Saving just $100 more per month can add over $100,000 to your retirement balance over 30 years, assuming a 7% average return. Small changes compound into significant results over time.

How the Retirement Calculator Works

This calculator uses the future value of a series formula to project your retirement balance. It takes your current savings, monthly contributions, expected return, and time horizon to calculate the nominal balance at retirement. It then adjusts for inflation to show your balance in today's dollars—giving you a more realistic picture of purchasing power.

The calculator also uses the 4% rule, a widely cited guideline developed from the Trinity Study, to estimate sustainable monthly income from your retirement savings. The 4% rule suggests that withdrawing 4% of your portfolio in the first year of retirement, and adjusting for inflation thereafter, provides a high probability of your savings lasting 30 years.

Understanding the 4% Rule

The 4% rule has been a cornerstone of retirement planning since the 1990s. It's based on historical stock and bond returns and assumes a balanced portfolio of 50-60% stocks and 40-50% bonds. While some critics argue that today's low interest rates and high valuations may make 4% too aggressive, it remains a useful starting point for estimating retirement income. For a more conservative approach, many planners now suggest a 3.5% or even 3% withdrawal rate.

The Impact of Inflation

Inflation is the silent eroder of purchasing power. At 3% inflation, something that costs $100 today will cost $181 in 20 years. That's why this calculator shows your projected balance in today's dollars—it's much more meaningful to know how much you can buy with your savings than the nominal dollar amount.

For example, if you project a nominal balance of $2 million in 30 years, at 3% inflation that's equivalent to about $824,000 in today's dollars. That's a significant difference, and it's why financial advisors emphasize saving more than you think you'll need.

Retirement Savings Strategies

Maximize Tax-Advantaged Accounts

Take full advantage of 401(k) plans, IRAs, and other tax-advantaged accounts. In 2026, the 401(k) contribution limit is $23,000 for those under 50, with a $7,500 catch-up for those 50 and older. Roth IRAs offer tax-free growth and withdrawals, making them especially powerful for younger savers.

Automate Your Savings

Set up automatic contributions to your retirement accounts. This "pay yourself first" approach removes the temptation to spend, and dollar-cost averaging helps smooth out market volatility. Even small increases—like raising your contribution by 1% each year—can dramatically boost your final balance.

Diversify Your Investments

A well-diversified portfolio of stocks, bonds, and other assets historically provides the best risk-adjusted returns. Younger investors can afford more stock exposure (80-90%), while those closer to retirement should shift toward more conservative allocations.

Consider Delaying Social Security

Every year you delay claiming Social Security beyond your full retirement age (up to age 70) increases your benefit by about 8% per year. This can be one of the best "investments" you can make, providing a guaranteed, inflation-adjusted income stream for life.

Common Retirement Mistakes to Avoid

Underestimating longevity: Many retirees outlive their savings. Plan for at least age 95, especially if you have a family history of longevity.
Ignoring healthcare costs: Fidelity estimates a 65-year-old couple retiring in 2026 will need about $315,000 (in today's dollars) for healthcare expenses in retirement. Medicare doesn't cover everything.
Withdrawing too much too early: The 4% rule is a starting point. Withdrawing 5-6% early in retirement can deplete your portfolio much faster than expected, especially during market downturns.
Forgetting about taxes: Traditional 401(k) and IRA withdrawals are taxable as ordinary income. Roth accounts offer tax-free withdrawals, providing valuable tax diversification.
Not having a plan: Without a clear retirement plan, it's easy to save inconsistently or make emotional investment decisions. A written plan helps keep you focused on your long-term goals.

Retirement Savings by Age: Benchmarks

Financial planners often recommend the following milestones based on your income at each age. These are general guidelines—your personal goals may differ based on your lifestyle and retirement dreams.

Age	Multiple of Annual Income Saved	Example (Income: $80,000)
30	0.5× – 1×	$40,000 – $80,000
40	2× – 3×	$160,000 – $240,000
50	4× – 6×	$320,000 – $480,000
60	6× – 8×	$480,000 – $640,000
67 (Full Retirement Age)	8× – 10×	$640,000 – $800,000

Remember, these are just benchmarks. Your actual target depends on your desired retirement lifestyle, expected Social Security benefits, pension income, and other factors.

Frequently Asked Questions

What is the 4% rule and is it still valid?

The 4% rule suggests withdrawing 4% of your portfolio in the first year of retirement, then adjusting for inflation. It was based on historical data showing that a 50/50 stock/bond portfolio would last 30+ years. While still a useful benchmark, many experts now recommend 3-3.5% as a more conservative approach given today's low bond yields and high stock valuations.

How much do I need to retire comfortably?

A common rule of thumb is to aim for 25 times your annual expenses (the 4% rule inverse). For example, if you need $60,000 per year, you'd want about $1.5 million. However, this varies widely based on location, lifestyle, healthcare needs, and other factors. Use this calculator to estimate your personal number.

What is a good retirement savings rate?

Financial advisors typically recommend saving 10-15% of your gross income for retirement. However, if you're starting later in life (age 40+), you may need to save 20-25% or more to catch up. The earlier you start, the less you need to save each year due to compound growth.

Should I use a traditional or Roth retirement account?

Both have advantages. Traditional accounts give you a tax deduction now but tax withdrawals later. Roth accounts offer no upfront tax break but allow tax-free withdrawals in retirement. The right choice depends on your current tax bracket vs. your expected retirement bracket. Many advisors recommend having both for tax diversification.

How does inflation affect my retirement savings?

Inflation reduces the purchasing power of your money over time. At 3% inflation, a $50,000 annual expense today would cost about $67,000 in 10 years and $90,000 in 20 years. That's why it's critical to invest for growth during accumulation and include inflation-adjusted income sources (like Social Security or TIPS) in retirement.

What is the average retirement age in the US?

The average retirement age is around 62-65, though many people work longer. The full retirement age for Social Security is 67 for those born in 1960 or later. However, many people choose to retire earlier (sometimes involuntarily due to health or job loss) or later to increase their benefits and savings.