401k Limit 2025. For 2025, employees can defer $23,500 into 401(k) plans, up from $23,000 in 2025. There's a higher 401(k) contribution limit for 2025.
This means that your total 401(k) contribution limit for 2025 is $30,500. The 2025 contribution limit for 401 (k) plans is $23,000, or $30,500 for those 50 and older.