The listed holidays are legal holidays in Idaho.
Martin Luther King, Jr. Day (third Monday in January)
Idaho Human Rights Day (third Monday in January)
Washington's Birthday (third Monday in February)
Decoration Day (last Monday in May)
Labor Day (first Monday in September)
Columbus Day (second Monday in October)
Sundays
New Year's Day (January 1)
Independence Day (July 4)
Veteran's Day (November 11)
Thanksgiving Day (fourth Thursday in November)
Christmas Day (December 25)
When any legal holiday falls on a Saturday, the preceding Friday is the holiday and when any legal holiday falls on a Sunday the following Monday is the holiday.