401k Limits 2025 Roth Contribution. The contribution limits are much lower for iras, and can even be reduced (potentially down to $0) for roth ira contributions if your income is too high. Roth 401(k) contributions must be made by the end of the calendar year so the 2025 contribution deadline is dec.

But there’s also a higher overall limit that includes any contributions your. Here are the limits for 2025 and how they compare to last year.