2024 40k Limit. Review the irs limits for 2024. 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 401(k) contribution limit for 2024 is $23,000. The maximum amount you can contribute to a roth 401(k) for 2024 is $23,000 if you’re younger than age 50.