Catch Up 401k Limit 2024. For those with a 401(k), 403(b), or 457 plan through an employer, your new maximum contribution limit. In 2022, the most you can contribute to a roth 401(k) and contribute in pretax contributions to a traditional 401(k) is $20,500.

Anyone age 50 or over is eligible for an additional. Those 50 and older can contribute an additional.