Ogle County is a county in the northern part of the U.S. state of Illinois. According to the 2020 United States Census, it had a population of 51,788. Its county seat is Oregon, and its largest city is Rochelle. Wikipedia
Cities: Oregon, Mount Morris, Rochelle, and more
County seat: Oregon
Congressional district: 16th
Largest city: Rochelle
Named for: Joseph Ogle