Colona Township is one of twenty-four townships in Henry County, Illinois, USA. As of the 2010 census, its population was 6,822 and it contained 2,773 housing units. Colona Township changed its name from Green River Township on April 13, 1857.

Geography

According to the 2010 census, the township has a total area of 29.86 square miles (77.3 km), of which 28.94 square miles (75.0 km) (or 96.92%) is land and 0.93 square miles (2.4 km) (or 3.11%) is water.

Cities, towns, villages

• Cleveland (partial)
• Coal Valley (partial)
• Colona

Unincorporated towns

• Briar Bluff at 41°27′35″N 90°21′48″W / 41.459757°N 90.363461°W / 41.459757; -90.363461
• Dayton at 41°29′21″N 90°19′17″W / 41.489201°N 90.321515°W / 41.489201; -90.321515
• Green Rock at 41°28′23″N 90°21′27″W / 41.47309°N 90.357627°W / 41.47309; -90.357627
• Level Acres at 41°28′08″N 90°19′19″W / 41.468924°N 90.322070°W / 41.468924; -90.322070
• Timber Ridge at 41°27′05″N 90°25′35″W / 41.451423°N 90.426519°W / 41.451423; -90.426519

(This list is based on USGS data and may include former settlements.)

Adjacent townships

• Hampton Township, Rock Island County (north)
• Hanna Township (northeast)
• Edford Township (east)
• Osco Township (southeast)
• Western Township (south)
• Rural Township, Rock Island County (southwest)
• Coal Valley Township, Rock Island County (west)
• South Moline Township, Rock Island County (west)

Cemeteries

The township contains these three cemeteries: Colona, Dayton and Glenwood.

Major highways

• Interstate 74
• Interstate 80
• Interstate 280
• U.S. Route 6
• U.S. Route 150

Demographics

Historical population

Census	Pop.	Note	%±
2016 (est.)	6,752
U.S. Decennial Census

School districts

• Geneseo Community Unit School District 228
• Orion Community Unit School District 223

Political districts

• Illinois's 17th congressional district
• State House District 71
• State Senate District 36