Catch Up Contributions 2024 401k Over 50. In 2024, you’re able to contribute an additional $7,500 to a 401 (k) each year, so long as you’ve made your contributions by the end of the calendar year. The dollar limitation for catch.

You can contribute more to your 401(k) once you reach age 50. Employees can contribute up to $23,000 to their 401(k) plan for 2024 vs.