2025 401k Maximum Contribution Limit Over 50. If you're at least 50 or turning 50. For those under 50, the cap increases from $69,000 to $70,000, and for those 50 and older, it.
The 401(k) contribution limit for 2025 is $23,500 for employee salary deferrals, and $70,000 for the combined employee and employer contributions. Maximum contribution limits for 401(k) plans are rising by $500 for many workers in 2025.