Sulphur Rock is located in Arkansas. Sulphur Rock, Arkansas has a population of 420. Sulphur Rock is more family-centric than the surrounding county with 33.33% of the households containing married families with children. The county average for households married with children is 31.2%.
The median household income in Sulphur Rock, Arkansas is $28,224. The median household income for the surrounding county is $39,945 compared to the national median of $57,652. The median age of people living in Sulphur Rock is 40.8 years.
The average high temperature in July is 93.2 degrees, with an average low temperature in January of 25 degrees. The average rainfall is approximately 48.8 inches per year, with 3.7 inches of snow per year.