401k 2024 Limits 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 in 2024, a $500 increase. Workplace retirement plan contribution limits for 2024.

For 2024, the maximum you can contribute from your paycheck to a 401(k) is $23,000. The 2024 contribution limit for 401(k) plans is $23,000, up from $22,500 in 2023.