Contribution Limits 2025 401k. The 401 (k) employee contribution limit for 2025 is $23,000. The 401 (k) contribution limit is $23,000 in 2025.
The maximum amount you can contribute to a roth 401 (k) for 2025 is $23,000 if you’re younger than age 50. Total 401 (k) plan contributions by an employee and an employer cannot exceed $69,000 in 2025.