2024 401k Contribution Max Amount. Contributions to 401 (k)s can be automatically deducted from your. 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.

The 401 (k) contribution limit is $23,000 in 2024. For those with a 401 (k), 403 (b), or 457 plan through an employer, your new maximum contribution limit will go up to $23,000 in 2024.