401k Contribution Calculator

Calculate optimal 401k contribution. See impact of different contribution rates.

Maximizing Your 401k

2024 limits: $23,000 under 50, $30,500 catch-up if 50+

Key Strategies

  • Get full match: Free money from employer
  • Increase annually: 1% more each year
  • Low-cost funds: Index funds save on fees

Frequently Asked Questions

Traditional or Roth 401k?
Traditional: pre-tax now, taxed later. Roth: after-tax now, tax-free later.

Can I contribute to 401k and IRA?
Yes, limits are separate. You can max both for maximum tax-advantaged savings.