2024 Maximum 401k Contribution Catch Up. In 2024, you’re able to contribute an. Workers ages 50 and older have a higher annual 401 (k) contribution limit than their younger peers.

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. If you are 50 or older, you can defer paying income tax on $30,000 in your 401.