401 K Plan Contribution Limits 2024 Over 50. The 401(k) contribution limit for 2024 is $23,000. 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.

Contribution maximums will increase from $22,500 to $23,000 for 401 (k), 403 (b) and most 457 plans, as well as the federal government’s thrift savings plan, the irs. These limits may rise in 2025, but the irs hasn’t announced them yet.