Flag Flying Days
2021 Flag Flying Holidays
| Flag Flying Holiday | Date |
| New Year's Day | January 1st |
| Martin Luther King's Birthday | 3rd Monday in January |
| Inauguration Day | January 20th (every 4 years) |
| Lincoln's Birthday | February 12th |
| Presidents Day | 3rd Monday in February |
| Washington's Birthday | February 22nd |
| Army Day | April 6th |
| Easter Sunday | Varies |
| Patriot's Day | 3rd Monday in April |
| International Firefighters Day | May 4th |
| VE Day | May 8th |
| Mother's Day | 2nd Sunday in May |
| Peace Officers Day (Half-Staff All Day) | May 15th |
| Armed Forces Day | 3rd Sunday in May |
| Memorial Day (Half-Staff Until Noon) | Last Monday in May |
| D-Day | June 6th |
| Flag Day | June 14th |
| Father's Day | 3rd Sunday in June |
| Independence Day | July 4th |
| Korean War Day (Half-Staff All Day) | July 27th |
|
Coast Guard Day |
August 4th |
|
August 7th |
|
| Labor Day | 1st Monday in September |
| VJ Day | September 2nd |
| Patriot Day (Half-Staff All Day) | September 11th |
| Constitution Day | September 17th |
| National POW/MIA Recognition Day | September 19th |
| Fallen Firefighters Day (Half-Staff All Day) | 1st Sunday in October |
| Columbus Day | 2nd Monday in October |
| Navy Day | October 27th |
| Presidential Election Day | 1st Tuesday following 1st Monday in November |
| Marine Corps Day | November 10th |
| Veterans Day | November 11th |
| Thanksgiving Day | 4th Thursday in November |
| Pearl Harbor Day (Half-Staff All Day) | December 7th |
| Christmas Day | December 25th |
| Flag Flying Holiday | Date |
| New Year's Day | January 1st |
| Martin Luther King's Birthday | 3rd Monday in January |
| Inauguration Day | January 20th (every 4 years) |
| Lincoln's Birthday | February 12th |
| Presidents Day | 3rd Monday in February |
| Washington's Birthday | February 22nd |
| Army Day | April 6th |
| Easter Sunday | Varies |
| Patriot's Day | 3rd Monday in April |
| International Firefighters Day | May 4th |
| VE Day | May 8th |
| Mother's Day | 2nd Sunday in May |
| Peace Officers Day (Half-Staff All Day) | May 15th |
| Armed Forces Day | 3rd Sunday in May |
| Memorial Day (Half-Staff Until Noon) | Last Monday in May |
| D-Day | June 6th |
| Flag Day | June 14th |
| Father's Day | 3rd Sunday in June |
| Independence Day | July 4th |
| Korean War Day (Half-Staff All Day) | July 27th |
|
Coast Guard Day |
August 4th |
|
August 7th |
|
| Labor Day | 1st Monday in September |
| VJ Day | September 2nd |
| Patriot Day (Half-Staff All Day) | September 11th |
| Constitution Day | September 17th |
| National POW/MIA Recognition Day | September 19th |
| Fallen Firefighters Day (Half-Staff All Day) | 1st Sunday in October |
| Columbus Day | 2nd Monday in October |
| Navy Day | October 27th |
| Presidential Election Day | 1st Tuesday following 1st Monday in November |
| Marine Corps Day | November 10th |
| Veterans Day | November 11th |
| Thanksgiving Day | 4th Thursday in November |
| Pearl Harbor Day (Half-Staff All Day) | December 7th |
| Christmas Day | December 25th |