Contribution Limits 2025 401k. This means that you cannot contribute more than $18,500 of your salary each year to a single retirement plan. First there's the annual employer salary deferral limit.

The 401 (k) contribution limit for 2025 is $23,000 for employee contributions, and $69,000 for the combined employee and. To begin with, note that combining 401 (k) accounts will not affect the maximum 401 (k) contribution for the current year, since the old plans represent contributions from previous years.