401k Max Contribution 2024. What is the 401 (k) contribution limit in 2024? For those with a 401(k), 403(b), or 457 plan through an employer, your new maximum contribution limit will go up to $23,000 in 2024.

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. Some retirement plans have lower limits, so check the details of your allowable.