Maximum 401k Contribution 2024. You can contribute to more than one. Employees can invest more money into 401 (k) plans in 2024, with contribution limits increasing from 2023’s $22,500 to $23,000 for 2024.

Workers who contribute to a 401 (k), 403 (b), most 457 plans and the federal. The standard 2024 maximum 401k contribution limit for employees is $23,000 (+$500 versus 2023).