Tioga Real EstateTioga is located in Illinois. Tioga, Illinois has a population of 421. The median household income in Tioga, Illinois is $54,531. The median household income for the surrounding county is $48,454 compared to the national median of $57,652. The median age of people living in Tioga is 44.4 years. Tioga WeatherThe average high temperature in July is 86.1 degrees, with an average low temperature in January of 17.4 degrees. The average rainfall is approximately 39 inches per year, with 18.2 inches of snow per year. Tioga MapReal estate near TiogaNearby CitiesNearby Cities Homes for Sale |