Max Roth 401k Contribution 2025. The roth 401 (k) contribution limit for 2025 is $23,000 for employee contributions and $69,000 total for both employee and employer contributions. (that contribution limit is up.

The maximum amount you can contribute to a roth 401 (k) for 2025 is $23,000 if you’re younger than age 50. The basic employee contribution limit for 2025 is $23,000 ($22,500 for 2023).