Roth 401k Catch Up Contribution Limits 2024. Those 50 and older can contribute an additional $7,500. The maximum amount you can contribute to a roth 401 (k) for 2024 is $23,000 if you're younger than age 50.

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 basic employee contribution limit for 2024 is $23,000 ($22,500 for 2023).