Sullivan is located in Ohio. Sullivan, Ohio has a population of 2,550. Sullivan is more family-centric than the surrounding county with 40.36% of the households containing married families with children. The county average for households married with children is 30.84%.
The median household income in Sullivan, Ohio is $56,159. The median household income for the surrounding county is $50,893 compared to the national median of $57,652. The median age of people living in Sullivan is 43.7 years.
The average high temperature in July is 81.8 degrees, with an average low temperature in January of 17.4 degrees. The average rainfall is approximately 39.2 inches per year, with 37.9 inches of snow per year.
