🏖 Retirement Calculator

How the Retirement Calculator Works

This retirement calculator uses the compound growth formula to project how your savings will grow over time with regular monthly contributions. The core calculation is the future value of a series of cash flows: FV = PV(1 + r)ⁿ + PMT × [((1 + r)ⁿ – 1) / r], where PV is your current savings, r is the monthly rate of return, n is the total number of months until retirement, and PMT is your monthly contribution. The calculator then applies the widely referenced 4% withdrawal rule to estimate how much annual income your nest egg can sustain.

The 4% rule originates from the landmark Trinity Study (1998), conducted by three finance professors at Trinity University in Texas. The study analyzed historical market data from 1926 to 1995 and concluded that a retiree who withdraws 4% of their portfolio balance in the first year of retirement—then adjusts that dollar amount for inflation each year—has approximately a 95% probability of not running out of money over a 30-year retirement. The related 25x rule is simply the inverse: if you need $60,000 per year in retirement, you need 25 times that amount, or $1,500,000, saved by the time you stop working. While these rules provide a solid starting framework, individual factors such as retirement duration, market conditions, and spending flexibility can warrant adjustments. Some financial planners now recommend a more conservative 3.5% withdrawal rate given current bond yields and longer life expectancies.

2026 Retirement Contribution Limits

The IRS adjusts contribution limits annually to keep pace with inflation. Understanding these limits is essential for maximizing your tax-advantaged savings each year.

401(k), 403(b), and 457 Plans

For 2026, the employee elective deferral limit for 401(k), 403(b), and most 457 plans is $24,500 for workers under age 50. If you are 50 or older, you can make an additional catch-up contribution of $8,000, bringing your total employee contribution to $32,500. The SECURE 2.0 Act introduced a super catch-up provision for ages 60 through 63, allowing an even larger catch-up contribution of $11,250 in 2026, for a total employee contribution of $35,750 during those years. The combined employer-plus-employee annual addition limit for a 401(k) is $70,000 for 2026 (or $78,000 with catch-up for 50+). These limits apply across all 401(k) accounts you hold with the same employer, so if your company offers both traditional and Roth 401(k) options, the combined contributions to both cannot exceed the limit.

Traditional and Roth IRA

The 2026 IRA contribution limit is $7,500 for individuals under age 50 and $8,600 for those 50 and older (an additional $1,100 catch-up). These limits apply to the total of all your traditional and Roth IRA contributions combined—you cannot contribute $7,500 to each. For Roth IRA eligibility in 2026, the income phase-out range for single filers begins at approximately $150,000 of modified adjusted gross income (MAGI) and ends at $165,000. For married couples filing jointly, the phase-out range runs from approximately $236,000 to $246,000. If your income exceeds these thresholds, you may still contribute through a backdoor Roth conversion strategy, which involves making a nondeductible traditional IRA contribution and then converting it to a Roth.

Health Savings Account (HSA) as a Retirement Tool

For 2026, HSA contribution limits are $4,400 for individual coverage and $8,750 for family coverage, with an additional $1,000 catch-up for those 55 and older. The HSA is often called the ultimate retirement account because it offers a triple tax advantage: contributions are tax-deductible, growth is tax-free, and withdrawals for qualified medical expenses are tax-free at any age. After age 65, you can withdraw HSA funds for any purpose—not just medical expenses—and pay only ordinary income tax, making it functionally identical to a traditional IRA at that point. Given that healthcare is typically the largest expense in retirement, building a substantial HSA balance can be a powerful component of your retirement plan.

Average Retirement Savings by Age

Understanding where you stand relative to your peers can help you gauge whether your savings are on track. According to data from Fidelity Investments and Vanguard covering 2025–2026 account balances, the average retirement savings by age group are approximately:

• Under 35: ~$49,000 average balance. Many workers in this group have only recently begun contributing. Even small monthly contributions at this stage benefit enormously from decades of compound growth.
• 35–44: ~$142,000 average balance. This is the stage where consistent contributions and market growth begin to produce visible results. Workers in this bracket should aim to have roughly 1 to 2 times their annual salary saved.
• 45–54: ~$313,000 average balance. By now, the power of compounding is accelerating growth. Fidelity recommends having 4 times your salary saved by age 45 and 6 times by age 50.
• 55–64: ~$538,000 average balance. Workers in this age group benefit from catch-up contributions and should be actively planning their transition to retirement. The target is 7 to 8 times your salary by age 60.
• 65–74: ~$609,000 average balance. Many individuals in this bracket are either retired or approaching retirement. Those still working can take advantage of the highest catch-up limits and final years of tax-deferred growth.

It is important to note that averages can be misleading because they are skewed upward by high balances. Median savings are significantly lower than averages across all age groups, meaning more than half of Americans have less saved than the average figures suggest. If you find yourself below the average for your age, the most productive response is to increase your savings rate immediately rather than feeling discouraged.

Social Security in 2026

Social Security remains a critical component of retirement income for most Americans. In 2026, the average monthly benefit for retired workers is approximately $1,976, while the maximum benefit at full retirement age (FRA) is approximately $4,018 per month. Your full retirement age depends on your birth year: for those born between 1943 and 1954, FRA is 66; for those born in 1960 or later, FRA is 67; and for birth years between 1955 and 1959, FRA falls between 66 and 67 on a sliding scale.

Claiming benefits before your FRA results in a permanent reduction. If you claim at age 62 (the earliest possible age), your benefit is reduced by approximately 25% to 30% compared to your full retirement age amount. Conversely, delaying benefits past your FRA increases your monthly payment by 8% per year through age 70. For someone with an FRA benefit of $3,000, claiming at 62 would yield roughly $2,100 per month, while delaying to 70 would increase it to approximately $3,720 per month. This delayed claiming strategy works particularly well for healthy individuals who expect to live past their mid-80s. The Social Security taxable wage base for 2026 is $184,500, meaning all earnings up to that amount are subject to the 6.2% Social Security tax. The annual cost-of-living adjustment (COLA) for 2026 benefits is based on the Consumer Price Index and ensures that purchasing power is maintained against inflation.

Investment Strategies by Age

Your investment allocation should evolve as you move through different life stages, gradually shifting from growth-oriented to preservation-oriented as retirement approaches.

20s and 30s: Aggressive Growth

Young investors have the luxury of time, which means they can tolerate short-term market volatility in exchange for higher long-term returns. A portfolio of 80% to 90% stocks and 10% to 20% bonds is appropriate for most people in this age range. Prioritize low-cost, diversified index funds that track the broad U.S. stock market and international markets. At this stage, the most important factor is not which specific investments you choose but that you invest consistently and increase your contribution rate whenever your income rises.

40s: Balanced Growth

By your 40s, you should begin gradually introducing more stability into your portfolio. A typical allocation is 60% to 70% stocks and 30% to 40% bonds. This balance still provides meaningful growth potential while reducing overall portfolio volatility. This is also an excellent time to review and consolidate old 401(k) accounts from previous employers, ensuring your entire retirement portfolio is managed under a cohesive strategy.

50s and 60s: Conservative Shift

As retirement draws nearer, capital preservation becomes increasingly important. A shift toward 40% to 60% stocks and 40% to 60% bonds and stable-value funds helps protect your savings from a major market downturn in the years immediately before or after retirement. However, even retirees need some stock exposure to outpace inflation over a 20- to 30-year retirement. Going entirely to bonds or cash creates a different kind of risk: the risk of running out of money because returns fail to keep up with rising costs.

Target-Date Funds

For those who prefer a hands-off approach, target-date funds automatically adjust the stock-to-bond allocation as you approach your expected retirement year. A "2060 Fund" designed for someone retiring around 2060 will hold mostly stocks today and gradually shift toward bonds over the next three decades. Major providers such as Vanguard, Fidelity, and T. Rowe Price offer target-date fund series with low expense ratios. These funds are an excellent default choice for investors who want professional allocation management without the complexity of building and rebalancing a portfolio themselves.

Rules of Thumb for Retirement Planning

While every individual's situation is unique, several widely cited benchmarks can help you assess whether your savings plan is on track:

• 10x salary by age 67: Fidelity recommends accumulating 10 times your final annual salary by the time you retire. If you earn $100,000 per year, your goal would be $1,000,000 in retirement savings.
• 25x annual spending: The 25x rule (the inverse of the 4% withdrawal rate) says you need 25 times your desired annual retirement spending saved. If you plan to spend $60,000 per year, you need $1,500,000.
• The 4% rule: You can withdraw 4% of your portfolio balance in the first year of retirement, then adjust for inflation each year, with high confidence that your money will last 30 years. Some researchers now suggest 3.5% is more appropriate given current low bond yields and longer lifespans.
• Save 15% of gross income: From the beginning of your career, aim to save at least 15% of your gross (pre-tax) income for retirement, including any employer match. Starting early at this rate typically puts you on a path to retire comfortably by your mid-60s without requiring dramatic catch-up contributions later.

Tax-Advantaged Accounts Comparison

Choosing the right type of retirement account has a significant impact on your tax burden both during your working years and in retirement.

Traditional 401(k) vs. Roth 401(k)

A Traditional 401(k) allows you to contribute pre-tax dollars, reducing your taxable income in the year of contribution. Your investments grow tax-deferred, and you pay ordinary income tax on withdrawals in retirement. This approach is advantageous if you expect to be in a lower tax bracket in retirement than you are today. A Roth 401(k) uses after-tax dollars—contributions do not reduce your current taxable income—but qualified withdrawals in retirement are completely tax-free, including all investment growth. The Roth option is most beneficial if you expect your tax rate in retirement to be equal to or higher than your current rate. Many employers now offer both options, and you can split contributions between them as long as the combined total stays within the annual limit.

Traditional IRA vs. Roth IRA

The same pre-tax versus after-tax logic applies to IRAs. Traditional IRA contributions may be tax-deductible depending on your income and whether you are covered by an employer plan. Growth is tax-deferred, and withdrawals are taxed as ordinary income. Roth IRA contributions are never deductible, but qualified withdrawals are entirely tax-free. A major advantage of the Roth IRA is that it has no required minimum distributions (RMDs) during the owner's lifetime, making it an excellent wealth-transfer vehicle. For 2026, the Roth IRA income limits phase out eligibility for single filers between approximately $150,000 and $165,000 MAGI and for married joint filers between approximately $236,000 and $246,000.

HSA as a Retirement Vehicle

The Health Savings Account deserves special mention as a retirement planning tool. With 2026 limits of $4,400 (individual) and $8,750 (family), plus a $1,000 catch-up for those 55 and older, the HSA offers a triple tax benefit that no other account type can match. Contributions reduce your taxable income (or are made pre-tax through payroll deduction), investments grow tax-free, and withdrawals for qualified medical expenses are tax-free at any age. After age 65, non-medical withdrawals are taxed as ordinary income (similar to a traditional IRA) but without any penalty. Given that a 65-year-old couple will need an estimated $315,000 to $350,000 to cover healthcare costs throughout retirement (Fidelity 2025 estimate), a well-funded HSA can address one of the most significant retirement expenses entirely tax-free.

Common Retirement Planning Mistakes

Avoiding these frequent errors can significantly improve your retirement outcomes:

• Starting too late: Compound growth rewards time above all else. A 25-year-old who saves $300 per month at a 7% return accumulates approximately $948,000 by age 65. A 35-year-old saving the same amount accumulates only about $453,000—less than half—despite contributing for only 10 fewer years. Every year of delay costs you disproportionately.
• Underestimating healthcare costs: Medicare does not cover everything. Premiums for Parts B and D, supplemental insurance (Medigap), dental, vision, hearing, and long-term care can easily total $6,000 to $12,000 per year per person. Long-term care, in particular, can devastate a retirement plan: the national median cost of a semi-private nursing home room exceeds $100,000 per year.
• Ignoring inflation: Even at a modest 3% annual inflation rate, prices double roughly every 24 years. A dollar today buys only about $0.48 worth of goods in 24 years. This is why our calculator shows both nominal and inflation-adjusted values—the inflation-adjusted figure gives you a clearer picture of your actual future purchasing power.
• Not rebalancing: If you set a target allocation of 70% stocks and 30% bonds but never rebalance, a strong stock market run could push your allocation to 85% stocks, exposing you to more risk than intended. Rebalancing annually (or when allocations drift more than 5% from targets) keeps your risk level consistent with your plan.
• Cashing out when changing jobs: Approximately 40% of workers cash out their 401(k) when leaving a job, paying income tax plus a 10% early withdrawal penalty on the entire amount. A $50,000 cashout at age 35 could cost $15,000 or more in taxes and penalties while sacrificing over $380,000 in potential growth by age 65. Always roll over retirement funds to an IRA or your new employer's plan.
• Not capturing the full employer match: If your employer matches 401(k) contributions up to 6% of your salary and you contribute only 3%, you are leaving free money on the table. The employer match is an instant 100% return on your contribution—no investment in the market can guarantee that. At minimum, always contribute enough to capture the full match before directing savings elsewhere.

Frequently Asked Questions

How much do I need to retire?

The answer depends on your desired lifestyle, location, and spending habits. A widely used starting point is the 25x rule: multiply your desired annual retirement income by 25. If you want $60,000 per year, you need approximately $1,500,000 in savings. Fidelity's guideline suggests saving 10 times your final salary by age 67. For example, if you earn $80,000 when you retire, you should aim for $800,000 in retirement savings. However, these are guidelines, not guarantees. Factors such as Social Security benefits, pension income, part-time work, and your actual spending needs in retirement will all influence the specific number that is right for you. Using a calculator like this one with your personal inputs gives you a much more precise target than any rule of thumb alone.

When should I start saving for retirement?

As early as possible. The power of compound growth means that starting in your 20s—even with small amounts—dramatically outperforms starting later with larger contributions. A person who invests $200 per month from age 22 to 32 (just 10 years) and then stops entirely will often have more money at 65 than someone who starts investing $200 per month at 32 and continues for 33 straight years. This phenomenon, known as the time value of money, is the most powerful force in retirement planning. If you have not started yet, the second-best time to start is today. Every month of delay shrinks your potential nest egg and increases the monthly savings rate needed to reach your goal.

What is the 4% rule?

The 4% rule is a retirement spending guideline based on the 1998 Trinity Study. It states that if you withdraw 4% of your total portfolio in your first year of retirement and then adjust that dollar amount for inflation each subsequent year, your savings have a roughly 95% chance of lasting at least 30 years. For example, if you retire with $1,000,000, you would withdraw $40,000 in year one, $41,200 in year two (assuming 3% inflation), and so on. Critics point out that the study was based on historical U.S. market performance that may not repeat, and that longer retirements or poor early-year returns (sequence-of-returns risk) could deplete savings sooner. Some financial planners now recommend a 3.5% initial withdrawal rate for added safety, especially for early retirees planning for 40+ year retirements.

Should I choose Roth or Traditional 401(k)?

The choice depends primarily on whether you expect your tax rate to be higher or lower in retirement. If you believe your income (and therefore your tax bracket) will be lower in retirement than it is now, a Traditional 401(k) provides an immediate tax deduction today, when the savings is worth more. If you expect your tax rate to be the same or higher in retirement—due to rising tax rates, Roth conversions building tax-free income, or other factors—a Roth 401(k) lets you pay taxes now at the known current rate and enjoy tax-free withdrawals later. Many financial advisors recommend a split approach: contribute some to Traditional and some to Roth, creating tax diversification that gives you flexibility in retirement to withdraw from whichever account minimizes your tax bill in any given year.

How does Social Security affect my retirement plan?

Social Security is designed to replace approximately 40% of pre-retirement income for average earners, though the percentage is lower for high earners. In 2026, the average monthly benefit is approximately $1,976 (about $23,712 per year) and the maximum benefit at full retirement age is approximately $4,018 per month ($48,216 per year). You can estimate your personal benefit at ssa.gov using your actual earnings history. Most financial planners recommend treating Social Security as a foundation and building additional savings to fill the income gap. For a comprehensive plan, combine your projected Social Security benefit with income from 401(k) and IRA withdrawals to determine whether you will meet your desired annual income target. Delaying Social Security to age 70 increases your benefit by approximately 24% to 32% compared to claiming at full retirement age, which can be a powerful strategy for those with other income sources to bridge the gap.

What if I'm behind on retirement savings?

If you are starting later than ideal, several strategies can help you close the gap. First, take full advantage of catch-up contributions once you turn 50: an additional $8,000 per year in a 401(k) and $1,100 per year in an IRA. If you are between 60 and 63, the SECURE 2.0 super catch-up allows an additional $11,250 in your 401(k). Second, consider delaying retirement by even 2 to 3 years—this simultaneously adds years of contributions, allows more years of compound growth, and reduces the number of years your savings must support. Third, aggressively reduce expenses and redirect the savings toward retirement accounts. Fourth, consider downsizing your home or relocating to a lower-cost area, which can both free up cash and reduce ongoing expenses. Fifth, explore part-time work in early retirement to supplement your savings and reduce portfolio withdrawals during the critical first few years when sequence-of-returns risk is highest. The key takeaway is that even if you are behind, taking action now will always produce a better outcome than doing nothing.