Contribution Limit 401k 2024 Employer. The total solo 401(k) contribution limit (employee + employer contribution) is up to $69,000 in 2024. The 2024 contribution limit for 401 (k) plans is $23,000, or $30,500 for those 50 and older.
Based on the contributions limits for 2024, an employee can generally contribute up to $23,000 toward their 401 (k). 2024 401 (k) elective deferral limit is $23,000, increasing to $23,500 in 2025.