401k 2024 Tax Year Limits Over 50. The 401k contribution limits for the year 2025 are expected to see many increases in different plans including elective deferral limit to $24,000, defined. The contribution limits for individual retirement accounts (iras).
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. Employees 50 or older can contribute up to $30,500 with catch.