401k 2024 Maxpreps. The maximum an employee can contribute to 401 (k), 457, and 403 (b) plans increases from. In 2024, the 401 (k) contribution limit for participants is increasing to $23,000, up.

In 2023, you can contribute up to $22,500, or. For 2024, you can defer up to $23,000 into 401 (k) plans, up from $22,500 in 2023, with an extra $7,500 for savers age 50 and older.