Current 401k Limits 2024. Those 50 and older can contribute more. This amount is up modestly from 2024, when the individual 401 (k) contribution limit was $23,000, or $30,500 for employees who were 50 or older.

In 2025, that limit rises to $23,500. See the limits for traditional 401(k)s, roth 401(k)s, employer contributions, and profit sharing.