401(k) Calculator
Plan your retirement with our comprehensive 401(k) calculator. Calculate employer matching, optimize contributions, and project your retirement savings growth.
Employer Matching
Calculate free money from your employer
Growth Projections
See your retirement wealth over time
Contribution Limits
2025 limits: $23,000 + $7,500 catch-up
Tax Benefits
Lower your current taxable income
Personal Information
Your gross annual income
Range: $0 - $1,000,000
How much you already have saved
Range: $0 - $5,000,000
Contribution Settings
Annual: $4,500
Range: 0% - 25%
How much employer matches (e.g., 50% = $0.50 per $1.00)
Range: 0% - 100%
Maximum salary percentage for matching
Range: 0% - 15%
2025 Contribution Limits
Growth Assumptions
Average annual raise percentage
Range: 0% - 10%
Long-term average annual return
Range: 0% - 12%
Historical Benchmarks
Retirement Balance
At age 65
Monthly Income
4% withdrawal rule
Employer Match
Free money over career
Tax Savings
Lifetime tax deductions
⚠️ Optimization Opportunities
Consider Increasing Contributions
Financial experts recommend saving 15% for retirement. You could contribute up to $11,250 annually.
401(k) Balance Growth Over Time
Total Contributions Breakdown
Year-by-Year Projections
| Age | Salary | Your Contribution | Employer Match | Balance |
|---|---|---|---|---|
| 30 | $75,000 | $4,500 | $2,250 | $33,973 |
| 31 | $77,250 | $4,635 | $2,318 | $43,790 |
| 32 | $79,568 | $4,774 | $2,387 | $54,517 |
| 33 | $81,955 | $4,917 | $2,459 | $66,226 |
| 34 | $84,413 | $5,065 | $2,532 | $78,991 |
| 35 | $86,946 | $5,217 | $2,608 | $92,893 |
| 36 | $89,554 | $5,373 | $2,687 | $108,019 |
| 37 | $92,241 | $5,534 | $2,767 | $124,463 |
| 38 | $95,008 | $5,700 | $2,850 | $142,325 |
| 39 | $97,858 | $5,871 | $2,936 | $161,712 |
Frequently Asked Questions
What is the 401(k) contribution limit for 2025?
For 2025, the contribution limit is $23,000. If you're 50 or older, you can make an additional catch-up contribution of $7,500, for a total of $30,500.
How does employer matching work?
Employer matching is free money added to your 401(k). Common formulas include 50% match up to 6% of salary, or 100% match up to 3% of salary. Always contribute enough to get the full match - it's an instant return on investment.
What's a good 401(k) contribution percentage?
Financial experts typically recommend saving 10-15% of your income for retirement. Start with at least enough to get your full employer match, then gradually increase your contribution rate over time.