401k 2024 Catch Up Limits Over 50. Contribution limits for a roth 401(k) are the same as for a traditional 401(k). So, if you were exercising this option in 2024, you'd only be able to roll over up to $7,000, which is the 2024 limit for people younger than 50.

Those 50 and older can contribute an additional $7,500. The 2024 contribution limit for 401(k) plans is $23,000, up from $22,500 in 2023.