2024 Max Roth 401k Contribution Limits. The 2024 maximum contribution to a roth 401(k) is $23,000. For gen z, those born between 1997 and 2012, the roth 401(k) contribution rate was 16.8%.

You may need to work at a company for a certain amount of time for the money to become “vested” or fully yours. The 2024 maximum contribution to a roth 401(k) is $23,000.