2024 401k Limit. In 2025, 401(k)s max out at $23,500 for workers under 50, while older workers get a higher limit. The total maximum for all 401(k) contributions during the year is $69,000 in 2024 and $70,000 in 2025.

Starting in 2024, 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 announced nov. The annual employee contribution limit for 401(k) retirement plans is increasing from $22,500 to $23,000 in 2024.