Max 401k Ira Contribution 2024. For 2024, you can contribute up to $23,000 to a 401 (k) unless you're 50 or older, in which case you can contribute an additional $7,500, or $30,500 total. The contribution limit for 401 (k), 403 (b), thrift savings plans and most 457 plans will be $23,000 in 2024, rising from $22,500 in 2023.

If you’re age 50 or. “a 401(k) match is essentially free.