Eight. The answer is eight.
It’s a popular trivia question—a bit of a trick question, actually. How many places does the U.S. flag fly continuously in the United States? By law or presidential proclamation, the United States flag flies continuously in eight locations around the country. In chronological order of this honor, they are:
(Presidential Proclamation No.2795, July 2, 1948).
Flag House Square
Albemarle and Pratt Streets, Baltimore Maryland
(Public Law 83-319, approved March 26, 1954).
United States Marine Corp Memorial (Iwo Jima)
(Presidential Proclamation No.3418, June 12, 1961).
(Public Law 89-335, approved November 8, 1965).
(Presidential Proclamation No.4000, September 4.1970).
(Presidential Proclamation No.4064, July 6,1971, effective July 4, 1971
Fifty Flags of the United States are displayed continuously at the Washington Monument.
which are continually open
Port of Houston shown
(Presidential Proclamation No.4131, May 5, 1972)
Valley Forge, Pennsylvania
(Public Law 94-53, approved July 4, 1975).