Pontoosuc Real EstatePontoosuc is located in Illinois. Pontoosuc, Illinois has a population of 93. Pontoosuc is more family-centric than the surrounding county with 40% of the households containing married families with children. The county average for households married with children is 27.64%. The median household income in Pontoosuc, Illinois is $38,438. The median household income for the surrounding county is $58,188 compared to the national median of $69,021. The median age of people living in Pontoosuc is 36.5 years. Pontoosuc WeatherThe average high temperature in July is 86 degrees, with an average low temperature in January of 16 degrees. The average rainfall is approximately 39.7 inches per year, with 20.7 inches of snow per year. Pontoosuc MapReal estate near PontoosucNearby CitiesNearby Cities Homes for Sale |