2025 401k Limits Contribution Age. Employees can invest more money into 401(k) plans in 2025, with contribution limits increasing from 2023’s $22,500 to $23,000 for 2025. 401(k) contribution limits in 2023 and 2025.

For 2025, the 401(k) limit for employee salary deferrals is $23,000, which is above the 2023 401(k) limit of $22,500. This amount is up modestly from 2023, when the individual.