2024 401k Max Contribution Over 50. The 401 (k) contribution limit for 2024 is $23,000. Employees 50 or older can contribute up to $30,500 with catch.
Those 50 and older can contribute an additional $7,500. For 2024, the 401(k) contribution limit for employees is $23,000, or $30,500 if you are age 50 or older.