Business Days Calculator
Count weekdays between two dates with optional holidays.
Business days
21 days
Weekend days
9 days
Calendar days
31 days
Holiday assumption
1 holiday subtracted from weekdays.
Formula
Business days = weekdays in the inclusive date range - holidays.
Assumptions
- The date range is inclusive.
- Holidays are entered as a count and subtracted from weekdays; region-specific holiday calendars are not applied.
The business days calculator counts Monday through Friday dates in an inclusive date range and subtracts holidays you enter.
How to Use
The business days calculator counts Monday through Friday dates in an inclusive date range and subtracts holidays you enter. Enter the Start date, End date, and Holidays values and review the Business days, Weekend days, Calendar days, and Holiday assumption outputs after you calculate.
- Open the calculator : Start with Business Days Calculator.
- Enter values : Fill in the required inputs and any optional settings.
- Review the result : Read the output and use the about page for more detail if needed.
Common Questions
What does the Business Days Calculator estimate?
Count weekdays between two dates with optional holidays.
What time settings can change the result?
Date boundaries, local time, daylight-saving changes, and timezone settings can affect the result.
Do business days include weekends and holidays?
Standard business days strictly refer to Monday through Friday, excluding weekends. When calculating business days for legal or shipping purposes, you must also manually exclude federal, banking, or regional public holidays, as they are not considered standard working days.