2024 401k Catch Up Max Contribution. The 2024 contribution limit for 401(k) plans is $23,000, up from $22,500 in 2023. For 2024, the maximum you can contribute from your paycheck to a 401 (k) is $23,000.

Those 50 and older can contribute an additional. Workers ages 50 and older have a higher annual 401 (k) contribution limit than their younger peers.