Palos Hills Homes for Sale offers living in a cultural heritage suburb. Palos Hills was established in 1959. Palos Hills is a town situated in Cook County, IL. It is a southwest community of Chicago with rich heritage in mixed cultures and communities. The population was 17,484 at the 2010 census. As the 2010 census, the city has a total area of 4.29 square miles which is approximately 11.1 km2, of which 4.25 square miles is land and 0.04 square miles is water. In Palos Hills average income is also better than other villages nearby. The median income for a household in the city was around 52,164 dollars and the median income for a family was about 61,655 dollars.