2025 401 Contribution Max. For 2025, the 401 (k) contribution limit for employees is $23,000, or $30,500 if you are age 50 or older. The irs increased 2025 contribution limits for 401(k)s, 403(b)s, and iras.
This amount is up modestly from 2023, when the individual 401 (k) contribution. In 2025, employees can contribute up to $23,000 to their plans.