401k After Tax Contribution Limits 2024. Roth 401(k) contribution limits are part of the $23,000 ($30,500) regular personal contribution limit for 2024, if your 401(k) plan allows roth. 401 (k) contribution limits for 2024.

This amount is up modestly from 2023, when the individual 401 (k) contribution. Your annual contribution is capped at $23,000 in 2024.