401k Catch Up Limit For 2024. This change will affect taxpayers who earn at least $145,000 a year. For 2024, the limit for 401 (k) plan contributions is $23,000, up from $22,500 last year, according to the irs.

Contribution limits for a roth 401(k) are the same as for a traditional 401(k). 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.