2024 Maximum 401k Contribution Amount. — 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 says. The base 2024 maximum 401k contribution limit for employees is $23,000 (+$500 versus 2023).
The ira catch‑up contribution limit for individuals aged 50 and older remains. The contribution limits for individual.