Sandwich is a city in DeKalb and Kendall counties in the U.S. state of Illinois. Its population was 7,421 at the 2010 census and 7,221 at the 2020 census.
Sandwich City Hall & Opera House
Water tower near township hall
Von KleinSmid Mansion
DeKalb County is a county located in the U.S. state of Illinois. As of the 2020 United States census, the population was 100,420. Its county seat is Sycamore.
DeKalb County Court House, Sycamore, Illinois