Business Day Counter

Count business days between dates (weekends + optional US holidays).

Count business days between two dates

This business day counter calculates the number of workdays between two dates. It can exclude weekends and optionally account for common U.S. federal holidays.

When to use it

Business day counting is useful for deadlines, contract timelines, invoices, shipping estimates, service periods, HR processes, and project planning. It is especially helpful when a deadline is measured in workdays instead of calendar days.

How to use it

  1. Enter the start date and end date.
  2. Choose whether to include the start or end date.
  3. Select whether to exclude weekends and U.S. holidays.

Common uses

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Frequently asked questions

Does this exclude weekends?

Yes. The calculator can exclude Saturdays and Sundays from the business day count.

Does it include holidays?

You can choose to exclude common U.S. federal holidays when calculating business days.

This tool is for quick planning. Always confirm official deadlines, holiday schedules, and contract language before relying on the result.