2024 Contribution Limits Roth 401k. For 2024, the 401(k) annual contribution limit is $23,000, up from $22,500 in 2023. The limit on employer and employee contributions is $69,000.

The total contribution limit, including employer. Roth 401 (k) employee contributions are limited to $23,000, or $30,500 for those 50 and older, in 2024.