401k Contribution Limits 2024 Roth. In 2024, the contribution limit for a roth 401 (k) is $23,000, plus an additional contribution of $7,500 if you are age 50 or older. In 2024, the limit if you're under 50 is $23,000.
See the limits for traditional 401(k)s, roth 401(k)s, employer contributions, and profit sharing. The 2024 maximum contribution to a roth 401 (k) is $23,000.