Guilford Township is one of 23 townships in Jo Daviess County, Illinois, United States. At the 2010 census, its population was 1,206 and it contained 1,972 housing units.

Geography

According to the 2010 census, the township has a total area of 37.34 square miles (96.7 km), of which 37.15 square miles (96.2 km) (or 99.49%) is land and 0.19 square miles (0.49 km) (or 0.51%) is water.

Cemeteries

The township contains Singers Catholic Cemetery.

Major highways

• U.S. Route 20
• Illinois Route 84

Landmarks

• The Galena Territory, a census-designated place

Demographics

Historical population

Census	Pop.	Note	%±
2016 (est.)	1,175
U.S. Decennial Census

School districts

• River Ridge Community Unit School District 210
• Scales Mound Community Unit School District 211

Political districts

• Illinois's 16th congressional district
• State House District 89
• State Senate District 45