Roth 401k Contribution Limits 2024 Over 50. If you have access to a roth 401 (k) and a traditional 401 (k), you can contribute up to the annual maximum across both. 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.
For 2024, you can contribute a combined total of $69,000 (up from $66,000 in 2023). Learn more about changes to 401(k) and roth ira.