401k Max Contribution 2025 Catch Ups Tracking. Employees can contribute up to $23,500 to their 401 (k) plan for 2025 vs. In 2025, the 401 (k) contribution limit for participants is increasing to $23,000, up from $22,500 in 2023.
This number only includes personal contributions โ. The 2025 contribution limit for 401 (k) plans is $23,000, or $30,500 for those 50 and older.