2025 Max 401k Contribution Limits. 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 2025, a $500 increase from. That's an increase from the 2023 limit of $330,000.

What is the 401 (k) contribution limit in 2025? 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 2025, a $500 increase from.