Roth 401k Contribution Limits 2025 Over 50national Donut Day 2025 Australia. The maximum amount you can contribute to a roth 401 (k) for 2025 is $23,000 if you're younger than age 50. People 50 and older can also save a.

(that contribution limit is up $500 from 2023. As kiplinger has reported, if you are younger than 50, the maximum amount you can contribute to a roth 401(k) for 2025 is $23,000.