Max 401k Contribution Catch Up 2025. In 2025, employers and employees together can contribute up to $69,000, up from a limit of. The limit on combined employee and employer contributions is $69,000, up from $66,000 in 2025.

Total 401(k) plan contributions by an employee and an employer cannot exceed $69,000 in 2025. Starting in 2025, employees can contribute up to $23,000 into their 401(k), 403(b), most 457 plans or the thrift savings plan for federal employees, the irs.