2025 401k Limits And Catch Up Limits For Married Couples. Maximize your retirement savings with the updated 2025 contribution limits and key changes from secure 2.0. In 2025, the 401 (k) contribution limit for participants is increasing to $23,500, up from $23,000 in 2024.
In 2025, new rules will allow higher catchup contributions of up to $10,000 (indexed annually for inflation) for workers ages 60 to 63 in most employer plans. But, for individuals ages 60.