Dunleith Township
Township
Location in Jo Daviess County
Jo Daviess County's location in Illinois
Coordinates: 42°28′42″N 90°36′48″W / 42.47833°N 90.61333°W / 42.47833; -90.61333
Country	United States
State	Illinois
County	Jo Daviess
Established	March 2, 1865
Government
• Supervisor	Vincent Hasken
Area
• Total	11.75 sq mi (30.4 km2)
• Land	9.45 sq mi (24.5 km2)
• Water	2.29 sq mi (5.9 km2)  19.49%
Elevation	732 ft (223 m)
Population  (2010)
• Estimate  (2016)[1]	3,672
• Density	404.2/sq mi (156.1/km2)
Time zone	UTC-6 (CST)
• Summer (DST)	UTC-5 (CDT)
ZIP codes	61025
FIPS code	17-085-21202

Dunleith Township is one of twenty-three townships in Jo Daviess County, Illinois, USA. As of the 2010 census, its population was 3,820 and it contained 1,713 housing units.^[2] It was formed from Menominee Township on March 2, 1865.

Geography

Dunleith Township is in the very northwest corner of Illinois, abutting Wisconsin to the north and Iowa to the west across the Mississippi River.

According to the 2010 census, the township has a total area of 11.75 square miles (30.4 km²), of which 9.45 square miles (24.5 km²) (or 80.43%) is land and 2.29 square miles (5.9 km²) (or 19.49%) is water.^[2]

Dunleith is Townships 28 (part) and 29 North, Range 2 (part) West of the Fourth Principal Meridian.

Cities, towns, villages

• East Dubuque.

Major highways

• U.S. Route 20 - east towards Galena and west over the Mississippi River on the Julien Dubuque Bridge to Dubuque, Iowa.
• Illinois Route 35 - a northeast-southwest route from Jct US 20 in East Dubuque to the Wisconsin state line, continuing as .

Rivers

• Mississippi River.

Lakes

• Frentress Lake.
• Round Lake.
• Switzer Lake.

Demographics

School districts

• East Dubuque Community Unit School District 119.

Political districts

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