2024 401k Max Contribution Over 50. This amount is up modestly from 2023, when the individual 401 (k) contribution limit was. That limit also applies to 457, 403 (b) and the federal government’s thrift.

The total employee contribution limit to all 401(k) and 403(b) plans for those under 50 will be going up from $22,500 in 2023 to $23,000 in 2024 (compare that to the $2,000 it. Contribution limits for a roth 401(k) are the same as a traditional 401(k).