Siloam Springs is a city located in the U.S. state of Arkansas. It is within Benton County which shares a border on the Arkansas-Oklahoma state line with the West Siloam Springs City lies at the Cherokee Nation territory. It has a total area of 11.15 square miles at 36°11′0″N 94°32′22″W. The elevation is 1,132 feet above sea level. As of the 2010 census data, it had a total population of 15,039. The population density was 1,485.95/sq mi. Estimated per capita income in 2016 was $18,857. It has Zip code 72761.