401k Contribution Limit 2025 Married. 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. For 2025, the 401(k) contribution limit for employees is $23,000, or $30,500 if you are age 50 or older.

Most people don’t max out their 401(k). This limit includes all elective employee salary deferrals and any contributions made to a designated roth.