Raritan Real EstateRaritan is located in Illinois. Raritan, Illinois has a population of 133. Raritan is less family-centric than the surrounding county with 19.51% of the households containing married families with children. The county average for households married with children is 24.37%. The median household income in Raritan, Illinois is $70,000. The median household income for the surrounding county is $62,202 compared to the national median of $69,021. The median age of people living in Raritan is 36.2 years. Raritan WeatherThe average high temperature in July is 85.3 degrees, with an average low temperature in January of 14.7 degrees. The average rainfall is approximately 39.6 inches per year, with 23.3 inches of snow per year. Raritan MapReal estate near RaritanNearby CitiesNearby Cities Homes for Sale |