Roth 401k Limits 2024 Income Limits. Roth 401 (k) contribution limits are the same as the traditional 401 (k) limits of $23,000 in 2024, or $30,500 for those 50 and older. This limit includes all elective employee salary deferrals and any contributions.
For example, if you have $1.3 million in your 401 (k) at age 59 and earn 4% annually for the next 14 years, your 401 (k) could grow to more than $2.77 million. Here are more details on the contribution limit and how you can take advantage of this unique retirement account.