Roser Park Historic District U.S. National Register of Historic Places U.S. Historic district Show map of Florida Show map of the US Location St. Petersburg, Florida Coordinates 27°45′35″N 82°38′31″W﻿ / ﻿27.75972°N 82.64194°W﻿ / 27.75972; -82.64194Coordinates: 27°45′35″N 82°38′31″W﻿ / ﻿27.75972°N 82.64194°W﻿ / 27.75972; -82.64194 Area 270 acres (1.1 km2) NRHP Reference # 98000295 Added to NRHP April 1, 1998