401k Contribution Limits 2024. In 2025, secure 2.0 adds a higher catch. You can contribute a maximum of $7,000.
In 2019, the contribution limit stood at $19,000 and now, four years later, you can contribute an extra $4,000 to your 401 (k). For 2025, the 401(k) limit for employee salary deferrals is $23,500, which is above the 2024 401(k) limit of $23,000.