2024 Max Roth 401k Contribution Limits. The irs has raised the annual contribution limit for roth 401(k)s to $23,000 for 2024. This limit includes all elective employee salary deferrals and any contributions.

The 2024 401(k) contribution limit is $500 higher than this year’s $22,500 max, which reflected a major increase from the 2022 limit of $20,500. The contribution limit for 401 (k)s, 403 (b)s, most 457 plans and the federal government’s thrift savings plan is $23,000 for 2024, up from $22,500 in 2023.