Duke is located in Oklahoma. Duke, Oklahoma has a population of 636. Duke is less family-centric than the surrounding county with 26% households with children. The county percentage for households with children is 31%.
The median household income in Duke, Oklahoma is $49,247. The median household income for the surrounding county is $51,098 compared to the national median of $66,222. The median age of people living in Duke is 37.8 years.
The average high temperature in July is 96.83 degrees, with an average low temperature in January of 23.85 degrees. The annual precipitation is 28.35.