Glencoe Metra Station, Glencoe, Illinois. – User:JeremyA, CC BY-SA 3.0 – Wikimedia Commons Glencoe is located in Cook County. About 8,849 people live here (as of 2020). Between 2010 and 2020, the population grew from 8,723 to 8,849. The region is at 205 meters above sea level. There are about 435 streets in Glencoe. The region was founded in 1869. The postal codes are 60022. The dialing code is 847. Glencoe is village in Cook County, Illinois, United States. Among other things, Glencoe has public Transport, cafés, banks and pharmacies. More information at www.villageofglencoe.org.