Park Ridge Homes for Sale are the nicest among Downtown Chicago! Park Ridge is a prosperous city located in Chicago suburb with a population at the 2010 census of 37,480 residents. It is located about 15 miles northwest of downtown Chicago. O’Hare International Airport is not so far from Park Ridge and also major expressways, rail transportation. It is belongs to Chicago metropolitan area, bordering two northwestern neighborhoods of Chicago’s Far North Side. As the 2010 census, the city has a total area of 7.13 square miles which is approximately 18.5 km2, of which 7.09 square miles is land and about 0.04 square miles is water. The median income for a household in the city was $91,674, and the median income for a family was $110,842 According to a 2007 census.