Solo 401k Contribution Limits 2024 Employer Match. For 2025, the contribution limit increases to $70,000 or $77,500 if age 50 or over (the. Use the solo 401 (k) contribution comparison to estimate the potential contribution that can be made to a solo 401 (k) plan, compared to profit sharing, simple, or sep plan.
Employer matches don’t count toward this limit and can be quite generous. You’re allowed to make two types of contributions to your solo 401 (k):