401(k) Calculator

Use our free 401(k) calculator to project your retirement account balance. Account for your salary, contribution rate, employer match, annual return, and fees to see your projected 401(k) balance at retirement.

Financial

Currency

Current Age

years

Retirement Age

years

Current 401(k) Balance

Annual Salary

Your Contribution (%)

Employer Match (%)

Match Limit (% of salary)

Expected Annual Return (%)

Annual Fee (%)

Formula

Project your 401(k) balance at retirement with this detailed calculator. See how your contributions, employer match, investment returns, and fees affect your total retirement savings.

FV = Balance × (1+r)^t + Employee Contrib × matching × compounding

Percentage: The percentage value you want to apply

Number: The original number or value

Result: The calculated result

How It Works

1Enter your current age, retirement age, and current 401(k) balance.
2Input your annual salary and the percentage you contribute.
3Enter your employer match details and expected annual return.
4Include any annual fees your 401(k) plan charges.
5See your projected balance and the breakdown of contributions and match.

Examples

30 years old, retiring at 65, $25k balance, $75k salary, 10% contribution, 100% match up to 6%, 7% return, 0.5% fee

1.Monthly employee contribution = $75k/12 × 10% = $625
2.Monthly employer match = min($625, $75k/12 × 6%) × 100% = $375
3.Net annual return = 7% - 0.5% = 6.5%
4.35 years of compounding

Result: $950,000

Frequently Asked Questions

For 2026, the 401(k) contribution limit is $23,500 ($31,000 with catch-up for ages 50+). Your total contributions including employer match must stay under the combined limit.

Even small fees significantly reduce your balance over time. A 1% fee can reduce your ending balance by 20-30% over 35 years due to lost compounding. Always check your plan expense ratios.

Generally yes, especially if you get an employer match. After capturing the full match, consider if Roth IRA or taxable accounts might offer more flexibility or lower fees for additional savings.

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401(k) Investing Guide

CalculateMe Team

Last updated: 2026-07-16

How It Works

1Enter your current age, retirement age, and current 401(k) balance.

2Input your annual salary and the percentage you contribute.

3Enter your employer match details and expected annual return.

4Include any annual fees your 401(k) plan charges.

5See your projected balance and the breakdown of contributions and match.

Examples

30 years old, retiring at 65, $25k balance, $75k salary, 10% contribution, 100% match up to 6%, 7% return, 0.5% fee

1.Monthly employee contribution = $75k/12 × 10% = $625
2.Monthly employer match = min($625, $75k/12 × 6%) × 100% = $375
3.Net annual return = 7% - 0.5% = 6.5%
4.35 years of compounding

Result: $950,000

Frequently Asked Questions

For 2026, the 401(k) contribution limit is $23,500 ($31,000 with catch-up for ages 50+). Your total contributions including employer match must stay under the combined limit.

Even small fees significantly reduce your balance over time. A 1% fee can reduce your ending balance by 20-30% over 35 years due to lost compounding. Always check your plan expense ratios.

Generally yes, especially if you get an employer match. After capturing the full match, consider if Roth IRA or taxable accounts might offer more flexibility or lower fees for additional savings.

401(k) Calculator

Formula

How It Works

Examples

30 years old, retiring at 65, $25k balance, $75k salary, 10% contribution, 100% match up to 6%, 7% return, 0.5% fee

Frequently Asked Questions

What is the 401(k) contribution limit?

How do fees affect my 401(k)?

Should I max out my 401(k)?

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401(k) Calculator

Formula

How It Works

Examples

30 years old, retiring at 65, $25k balance, $75k salary, 10% contribution, 100% match up to 6%, 7% return, 0.5% fee

Frequently Asked Questions

What is the 401(k) contribution limit?

How do fees affect my 401(k)?

Should I max out my 401(k)?

Related Calculators

Related Articles