2024 401k Maximum Contribution Limits Over 55. In 2023, the limits were $66,000, or $73,500 for people 50 and older. The annual employee contribution limit for 401(k) retirement plans is increasing from $22,500 to $23,000 in 2024.

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. In 2023, you can contribute up to.