Irs Annual 401k Contribution Limit 2024. The irs sets 401(k) contribution limits and typically increases them by $500 annually. For 2025, the 401 (k) limit for employee salary deferrals is $23,500, which is above the 2024 401 (k) limit of $23,000.
The elective deferral limit for employees who participate in 401(k), 403(b), most 457 plans, and the federal government’s thrift savings plan increases from $22,500 to $23,000 in. The contribution limit for employees who participate in 401k, 403b, and most 457 plans, as well as the federal government’s thrift savings plan is increased to.