2024 401k Contribution Limits 2024 Catch Up. In 2025, secure 2.0 adds a higher catch. Employees can contribute up to $23,000 to their 401 (k) plan for 2024 vs.

This is always 5x the maximum 401 (k) plan total contribution limit. Here’s how the 401 (k) plan limits will change in 2024: