2024 Max Roth 401k Contribution Limits. Get the latest 401 (k) contribution limits for 2024. Employees can invest more money into 401 (k) plans in 2024, with contribution limits increasing from $22,500 in 2023 to $23,000 in 2024.

The 401 (a) compensation limit (the amount of earned income that can be used to calculate retirement account contributions) will increase from $330,000 in 2023. As kiplinger has reported, if you are younger than 50, the maximum amount you can contribute to a roth 401 (k) for 2024 is $23,000.