Maximum 401k Contribution 2024 Over 55. 401(k) contribution limits for 2024. The 2024 401(k) individual contribution limit is $23,000, up from $22,500 in 2023.

This goes for employees covered by 403 (b) plans and most 457 plans, too. The 2024 401(k) individual contribution limit is $23,000, up from $22,500 in 2023.