401k 2024 Limits Catch Up. This dollar amount is the same as in 2023. The internal revenue service (irs) raised the annual contribution limits for 2024 to $23,000, which amounts to a cost of living adjustment and is an increase from $22,500.

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. The 2024 contribution limit for 401(k) plans is $23,000, up from $22,500 in 2023.