Maximum Employer 401k Contribution 2024. 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. Employers can contribute to employee roth 401 (k)s through a.

For 2024, the 401(k) annual contribution limit is $23,000, up from $22,500 in 2023. 401 (k) contribution limits in 2023 and 2024.