2025 Contribution Limits 401k Catch Up. 2025 401k catch up contribution limits 2025. For 2025, the maximum you can contribute from your paycheck to a 401 (k) is $23,000.

Total 401(k) plan contributions by an employee and an employer cannot exceed $69,000 in 2025. The limit for overall contributions—including the employer match—is 100% of your.