2024 Contribution Limits 401k Fidelity. In 2022, the most you can contribute to a roth 401(k) and contribute in pretax contributions to a traditional 401(k) is $20,500. 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.

The 2024 403(b) contribution limit is $23,000 for pretax and roth employee contributions, and $69,0000 for employer and employee contributions. Your employer might match a.