Irs Annual 401k Contribution Limit 2024. Workers who contribute to a 401 (k), 403 (b), most 457 plans, and the federal. Starting in 2024, employees can contribute up to $23,000 into their 401 (k), 403 (b), most 457 plans or the thrift.

Workers who contribute to a 401 (k), 403 (b), most 457 plans, and the federal. More people will be able to make contributions to roth.