Maximum 401k Contribution 2024 Per Person Per Year. Find out the maximum contribution limit you can make to your 401(k) plan in 2024. Starting in 2024, employees can contribute up to $23,000 into their 401 (k), 403 (b), most 457 plans or the thrift.

In 2023, the limits were $66,000, or $73,500 for people 50 and older. 401 (k) contribution limits for 2024.