401 K Limits 2024 Over 50. Starting in 2024, employees can contribute up to $23,000 into their 401 (k), 403 (b), most 457 plans or the thrift savings plan for federal employees, the irs announced nov. Employees can contribute up to $23,500 to their 401(k) plan for 2025 vs.

401 (k) contribution limits in 2024. Individuals aged 50 and older are allowed to put more money into a 401 (k) every year to help them make up for earlier years when they couldn’t spare as much.