2024 Irs 401k Contribution Limits Over 50. This is a $500 increase compared to the 2023 limit, so. 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.
The basic employee contribution limit for 2024 is $23,000 ($22,500 for 2023). Employees 50 or older can contribute up to.