Holly Grove is located in Arkansas. Holly Grove, Arkansas has a population of 542. Holly Grove is less family-centric than the surrounding county with 14.05% of the households containing married families with children. The county average for households married with children is 14.06%.
The median household income in Holly Grove, Arkansas is $31,500. The median household income for the surrounding county is $41,667 compared to the national median of $69,021. The median age of people living in Holly Grove is 29.2 years.
The average high temperature in July is 91.6 degrees, with an average low temperature in January of 30.5 degrees. The average rainfall is approximately 50.6 inches per year, with 1.2 inches of snow per year.