Quick Staffing Calculator

Estimate how many more firefighters may be needed to maintain the same coverage when moving from one average workweek to another. This version also assumes absence hours decline under lower-hour schedules.

Calculator Inputs

Current personnel Total current operational personnel available for the schedule.

Current average hours worked per week Example: 56 for a 24/48 schedule.

Target average hours worked per week Example: 40, 42, 48, or 50.

Assumption built into this calculator: average absence hours decline with lower-hour schedules.

Personnel needed at target hours

—

Estimated total personnel required

Additional personnel needed

—

Estimated increase above current staffing

Percent increase needed

—

Based on net available hours per person

Show calculation details

—

How This Works

This calculator estimates net available hours per person by taking scheduled hours per year and subtracting estimated absence hours. It then compares current vs. target net available hours to estimate the staffing increase needed to maintain the same overall coverage.