401k Catch Up 2024 Roth Contribution. The limit for overall contributions—including the employer match—is 100%. Those 50 and older can contribute an additional $7,500.

The roth 401(k) contribution limits for 2023 and 2024 are the same as the pretax limit for traditional 401(k) plans.  — the roth 401 (k) contribution limit for 2024 is $23,000 for employee contributions and $69,000 total for both employee and employer contributions.