2024 Max 401k Contribution For Self Employed. You can make solo 401 (k) contributions as both the employer and. This means anyone with a solo 401 (k) plan may contribute up to $69,000 in 2024, an increase of $3,000.

For 2024, you can contribute up to $69,000 to your solo 401 (k), or $76,500 if you’re 50 or older. This amount is up modestly from 2023, when the individual.