401k Maximum Contribution 2024 Plus Catch Up. 401 (k) contribution limits in 2023 and 2024. The 401 (k) compensation limit is $345,000.

The limit on employer and employee contributions is $69,000. For 2024, the 401 (k) limit for employee salary deferrals is $23,000, which is above the 2023 401 (k) limit of $22,500.