Irs Maximum 401k Contribution 2024 Over 50. Starting in 2024, employees can contribute up to $23,000 into their 401(k), 403(b), most 457 plans or the thrift savings plan for federal employees, the irs announced nov. Going over the 401(k) contribution.
This amount is an increase of $500. This amount is up modestly from 2023, when the individual 401 (k).