Maximum Roth 401 K Contribution 2024 Maximum. The roth 401(k) contribution limit for 2024 is $23,000 for employee contributions and $69,000 total for both employee and employer contributions. The roth 401k contribution limit for 2024 is $23,000 for employee contributions and $69,000 total for both employee and employer contributions.

The elective deferral (contribution) limit for employees under 50 who participate in a 401 (k) plan is $23,000 in 2024. For example, say that you have $1 million in your 401 (k).