2025 401k Max Catch Up Limit. Employees can now defer up to $23,000 into 401 (k) plans for 2024, with an extra $7,500 for workers age 50 and older. Below is a chart that outlines updated employee benefit.

It will stay the same at $7,500 in 2025. Employees can now defer up to $23,000 into 401 (k) plans for 2024, with an extra $7,500 for workers age 50 and older.