Greenbrier is located in Arkansas. Greenbrier, Arkansas has a population of 5,683. Greenbrier is more family-centric than the surrounding county with 43.09% of the households containing married families with children. The county average for households married with children is 34.51%.
The median household income in Greenbrier, Arkansas is $53,239. The median household income for the surrounding county is $54,845 compared to the national median of $69,021. The median age of people living in Greenbrier is 31.8 years.
The average high temperature in July is 91.5 degrees, with an average low temperature in January of 25.5 degrees. The average rainfall is approximately 49.6 inches per year, with 4.1 inches of snow per year.