Catch Up 401k Contribution 2024. This dollar amount is the same as in 2023. The 401(k) contribution limit for 2024 is $23,000 for employee contributions, and $69,000 for the combined employee and employer contributions.

The limit on employer and employee contributions is $69,000. If you are 50 or older, you can defer paying income tax on $30,000 in your 401(k) plan.