The City of Sandy Oaks was incorporated in Bexar County on May 10, 2014. The city is an Aldermanic Type A General-Law Municipality with a Mayor and 5 Alderman positions.
Sandy Oaks is located along Interstate 37, south of Elmendorf, at the intersection of Priest and Mathis roads in southeastern Bexar County. The city covers a total of 2.39 square miles. According to the 2020 Census, the City of Sandy Oaks has a population of 4,611 with a median age of 34.5. The Elmendorf Post Office continues to support the neighborhoods of Sandy Oaks.