Max 401k Contribution 2024 Over 50. 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. Employees 50 or older can contribute up to $30,500 with catch.
For 2024, the 401 (k) contribution limit for employees is $23,000, or $30,500 if you are age 50 or older. For tax year 2024 (filed by april 2025), the limit is $23,000.