2024 401k Contribution Limit 50 50k. In 2024, the 401(k) contribution limit for participants is increasing to $23,000, up from $22,500 in 2023. For 2024, the irs has established a maximum employee contribution limit of $23,000 for individuals under the age of 50.

For 2024, the contribution limit increases again to $23,000. The basic employee contribution limit for 2024 is $23,000 ($22,500 for 2023).