Maximum 401k Contribution 2024 Calculator Roth. The roth 401(k) contribution limits are the same as traditional 401(k) contribution limits. 401(k) contribution limits for 2024.

The contribution limit for 401(k)s, 403(b)s, most 457 plans and the federal government’s thrift savings plan is $23,000 for 2024, up from $22,500 in 2023. For 2024, the 401 (k) limit for employee salary deferrals is $23,000, which is above the 2023 401 (k) limit of $22,500.