Convert square mile (survey) to acre (U.S. survey)
Selected category: area.
Definition and details for square mile (survey):
Survey square mile is a unit of area based on survey foot. One survey foot is defined as 1200/3937 meter and there are 5280 survey feet in a survey mile. So a square survey mile equals to 27878400 survey feet, or about 2,590 km2.
Definition and details for acre (U.S. survey):
U.S. survey acre is defined to be equal to 4046x13525426/15499969 m2, based on an inch defined by 1 meter = 39.37 inches exactly, as established by the Mendenhall Order issued on April 5, 1893.