Holly Grove is located in Arkansas. Holly Grove, Arkansas has a population of 526. Holly Grove is more family-centric than the surrounding county with 21.67% of the households containing married families with children. The county average for households married with children is 16.02%.
The median household income in Holly Grove, Arkansas is $32,083. The median household income for the surrounding county is $31,584 compared to the national median of $57,652. The median age of people living in Holly Grove is 45 years.
The average high temperature in July is 91.3 degrees, with an average low temperature in January of 29.9 degrees. The average rainfall is approximately 50.2 inches per year, with 1 inches of snow per year.