Maximum Roth 401k Contribution 2024.  — 401 (k) contribution limits in 2023 and 2024. For 2024, the limit is $23,000, or $30,500 if you're 50 or older.

 — the 401 (k) contribution limit for 2024 is $23,000 for employee contributions, and $69,000 for the combined employee and employer contributions.  — the 401(k) contribution limit for 2024 is $23,000.