Castle Real EstateCastle is located in Oklahoma. Castle, Oklahoma has a population of 161. Castle is less family-centric than the surrounding county with 27.03% of the households containing married families with children. The county average for households married with children is 29.35%. The median household income in Castle, Oklahoma is $35,833. The median household income for the surrounding county is $38,346 compared to the national median of $57,652. The median age of people living in Castle is 32.4 years. Castle WeatherThe average high temperature in July is 92.9 degrees, with an average low temperature in January of 31.7 degrees. The average rainfall is approximately 42.6 inches per year, with 0.1 inches of snow per year. Castle MapReal estate near CastleNearby CitiesNearby Cities Homes for Sale |