Calculate your billable hours, utilization rate, and billable revenue. Track how efficiently your work time generates income.
Admin, meetings, training, proposals
Leave blank to calculate hours and utilization only
Enter your total working hours for the period — this is the total time you spend at work, including both billable and non-billable activities.
Enter your non-billable hours — time spent on admin, internal meetings, training, business development, and other non-client work.
Enter your hourly billing rate to calculate billable revenue for the period.
Set your target utilization rate — law firms typically target 75–85%, consultants 65–75%.
Click Calculate to see your billable hours, utilization rate, revenue, and gap from your target.
Utilization rate measures the percentage of total working time that generates client revenue. Law firms and consulting firms typically track this as a key performance indicator. A utilization rate below 65% indicates too much non-billable overhead, while above 85% can lead to burnout.
40 total hours. 10 non-billable (meetings, admin, proposals). 30 billable hours. Utilization: 75%. At $200/hr: $6,000/week billable revenue. Annual: $300,000.
50 total hours. 8 non-billable (firm management, CLE, admin). 42 billable hours. Utilization: 84%. At $350/hr: $14,700/week. Annual: $735,000.
160 total hours. 40 non-billable (admin, marketing, client acquisition). 120 billable hours. Utilization: 75%. At $85/hr: $10,200/month. Annual: $122,400.
Find answers to the most common questions about billable hours calculator.
