What Is The 401k Limit For 2024 Irs Catch-up. For 2024, the maximum you can contribute to a simple 401 (k) is $16,000. The 401(k) contribution limit is $23,000.

$19,500 in 2020 and 2021 and $19,000 in 2019), plus $7,500 in 2023;. See irc section 414(v) and.