2024 401k Limit Over 50. The ira catch‑up contribution limit for individuals aged 50 and older remains at $7,500 for 2024. Starting in 2024, employees can contribute up to $23,000 into their 401 (k), 403 (b), most 457 plans or the thrift.
The income ranges for determining eligibility to make deductible contributions to traditional individual retirement arrangements (iras), to contribute to roth iras, and to claim the saver’s credit all increased for 2024. For 2025, employees under 50 years old can contribute.