How to use this calculator
- Enter the requested values for total available hours, billable utilization (%), billing rate ($).
- Review each input for the correct unit, pay period, and policy assumption.
- Calculate the result and read the explanation shown with each output.
- Compare the estimate with your time records, agreement, payroll system, or employer policy before relying on it.
Input guide
Total available hours
Provide the total available hours used for this specific estimate. Use the same period and unit as the other inputs.
Billable utilization (%)
Provide the billable utilization (%) used for this specific estimate. Use the same period and unit as the other inputs.
Billing rate ($)
Provide the billing rate ($) used for this specific estimate. Use the same period and unit as the other inputs.
Estimated billable hours
Provide the estimated billable hours used for this specific estimate. Use the same period and unit as the other inputs.
Estimated non-billable hours
Provide the estimated non-billable hours used for this specific estimate. Use the same period and unit as the other inputs.
Potential billable revenue
Provide the potential billable revenue used for this specific estimate. Use the same period and unit as the other inputs.
How this calculator works
Billable hours = total hours × utilization percentage.
Worked example
160 available hours at 70% utilization produces 112 billable hours.
How to interpret the result
Use the displayed result as a planning figure, not as an official payroll determination. A materially unexpected result usually means the entered period, rate, threshold, break, accrual rule, or conversion basis should be checked.
Rounding policy
Currency
Money values are rounded to the nearest cent; percentages to two decimals.
Assumptions and limitations
- All percentages are user-entered planning assumptions.
- Results exclude costs not represented by the selected inputs.
Frequently asked questions
Is this accounting or tax advice?
No. It is an operational planning estimate and should be checked against your records and professional guidance.
Should I include non-billable time?
Yes. Use realistic annual billable hours or utilization so the result does not understate the rate or cost required.
When should I recalculate with the Billable Hours Calculator?
Recalculate whenever the hours, rates, schedule, pay period, policy assumptions, or planned usage changes. Saving the exact inputs makes comparisons more reliable.
How accurate is the Billable Hours Calculator?
The arithmetic follows the formula shown on the page. Real payroll or policy outcomes can still differ because of contracts, jurisdictional rules, employer systems, taxes, deductions, caps, and rounding practices.