Sulphur Rock is located in Arkansas. Sulphur Rock, Arkansas has a population of 609. Sulphur Rock is less family-centric than the surrounding county with 14.37% of the households containing married families with children. The county average for households married with children is 35.27%.
The median household income in Sulphur Rock, Arkansas is $43,333. The median household income for the surrounding county is $50,028 compared to the national median of $69,021. The median age of people living in Sulphur Rock is 34.5 years.
The average high temperature in July is 91.3 degrees, with an average low temperature in January of 25.7 degrees. The average rainfall is approximately 49.4 inches per year, with 4.2 inches of snow per year.