Business Days Calculator

Counts Monday-through-Friday dates from the start date through the end date, including both dates. US federal holidays can be skipped.

1. Enter the start and end dates.
2. Leave US federal holidays on, or turn them off to count every weekday.
3. Read the business days, weekend days, and the holidays that were skipped.

US federal holidays, Monday–Friday schedule

A business day is a Monday, Tuesday, Wednesday, Thursday, or Friday in the range. A Saturday holiday is observed on Friday, and a Sunday holiday is observed on Monday.

Source. A business day is a Monday, Tuesday, Wednesday, Thursday, or Friday, and both the start date and the end date are included. 5 U.S.C. § 6103 lists the holidays. For a Monday–Friday schedule, a Saturday holiday is observed on the Friday before, under § 6103(b). A Sunday holiday is observed on the Monday after, which is the rule in Executive Order 11582 for that schedule. Inauguration Day is left out because § 6103(c) limits it to the Washington area. The Office of Personnel Management publishes the resulting dates. 5 U.S.C. § 6103, OPM federal holidays.

Updated November 1, 2026

January 1, 2026 through December 31, 2026 includes 250 business days. 104 weekend days are skipped. 11 US federal holidays are skipped. Both the start date and the end date are included.

• Both the start date and the end date are included.
• Inauguration Day is not treated as a nationwide federal holiday here.

Does the count include the start date?

Yes. Both the start date and the end date count when they are business days.

Which holidays are skipped?

The observed dates for New Year's Day, Martin Luther King Jr. Day, Washington's Birthday, Memorial Day, Juneteenth, Independence Day, Labor Day, Columbus Day, Veterans Day, Thanksgiving, and Christmas.