Maximum Employer 401k Match 2025. The maximum you can contribute to your 401(k) in 2025 is $23,000 if you're under age 50, or $23,500 in 2025. The 401(k) contribution limit for 2025 is $23,000 for employee salary deferrals, and $69,000 for the combined employee and employer contributions.

For workers age 50 and up, the base. The limit on total employer and employee contributions for 2025 was $69,000 or 100% of employee compensation, whichever was less.