2024 401k Maximum. Savers will be able to contribute as much as $23,000 in 2024 to a 401(k), up from $22,500 in 2023, an increase of $500 from 2023. For 2024, the 401 (k) annual contribution limit is $23,000, up from $22,500 in 2023.
Until then, here are the limits for 2024 retirement plan contributions, as verified by the irs. Those 50 and older will be able to.