401k Contribution Limits 2024 Roth 401k. The 2024 maximum contribution to a roth 401(k) is $23,000. Roth 401 (k) contribution limits are the same as the traditional 401 (k) limits of $23,000 in 2024, or $30,500 for those 50 and older.

If you’re 50 or older, the limit is $8,000. If you’re age 50 and older, you can add an extra $7,500.