2024 Roth 401k Max. In 2024, the irs allows you to contribute up to $23,000 to your 401 (k) plan, up from $22,500 in 2023. The 2024 401 (k) contribution limit is $23,000 for people under 50, up from $22,500 in 2023.
People 50 and over can contribute an extra $7,500 to their 401 (k) plan in 2023 and 2024. Roth 401 (k) employee contributions are limited to $23,000, or $30,500 for those 50 and older, in.