401k Maximum Contribution 2024 Plus Catch Up 2024. Workers who contribute to a 401 (k), 403 (b), most 457 plans and the federal government’s thrift savings plan can contribute up to $23,000. Secure act 2.0 also makes adjustments to employee elective deferral contribution limits for simple iras, increasing the limit to those contributions from the current figure of.

For 2024, the 401 (k) limit for employee salary deferrals is $23,000, which is above the 2023 401 (k) limit of $22,500. The 401(k) contribution limit for 2024 is $23,000.