401k 2024 Catch Up Limits Over 50 Married. For those with a 401(k), 403(b), or 457 plan through an employer, your new maximum contribution limit will go up to $23,000 in 2024. The 2024 contribution limit for 401(k) plans is $23,000, up from $22,500 in 2023.
Those 50 and older can contribute an additional. You can contribute to more than one.