| Official Name: | Colona Township |
| Settlement Type: | Township |
| Image Map1: | Map of Illinois highlighting Henry County.svg |
| Mapsize1: | 150px |
| Map Caption1: | Henry County's location in Illinois |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Henry |
| Leader Title: | Supervisor |
| Leader Name: | Joe Swan |
| Established Title: | Established |
| Established Date: | November 4, 1856 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 29.83 |
| Area Land Sq Mi: | 28.92 |
| Area Water Sq Mi: | 0.91 |
| Area Water Percent: | 3.05 |
| Population As Of: | 2020 |
| Population Total: | 6706 |
| Population Density Sq Mi: | auto |
| Elevation M: | 194 |
| Elevation Ft: | 636 |
| Coordinates: | 41.4536°N -90.3683°W |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP codes |
| Postal Code: | 61240, 61241, 61254 |
| Blank Name: | FIPS code |
| Blank Info: | 17-073-15677 |
Colona Township is one of twenty-four townships in Henry County, Illinois, USA. As of the 2020 census, its population was 6,706 and it contained 2,899 housing units.[1] Colona Township changed its name from Green River Township on April 13, 1857.
According to the 2021 census gazetteer files, Colona Township has a total area of 29.83sqmi, of which 28.92sqmi (or 96.95%) is land and 0.91sqmi (or 3.05%) is water.[2]
(This list is based on USGS data and may include former settlements.)
The township contains these three cemeteries: Colona, Dayton and Glenwood.
As of the 2020 census there were 6,706 people, 2,776 households, and 1,907 families residing in the township. The population density was 224.84PD/sqmi. There were 2,899 housing units at an average density of 97.2/sqmi. The racial makeup of the township was 89.49% White, 0.89% African American, 0.43% Native American, 0.27% Asian, 0.04% Pacific Islander, 1.80% from other races, and 7.07% from two or more races. Hispanic or Latino of any race were 6.92% of the population.
There were 2,776 households, out of which 32.70% had children under the age of 18 living with them, 58.54% were married couples living together, 8.97% had a female householder with no spouse present, and 31.30% were non-families. 27.10% of all households were made up of individuals, and 10.50% had someone living alone who was 65 years of age or older. The average household size was 2.43 and the average family size was 3.01.
The township's age distribution consisted of 19.7% under the age of 18, 9.8% from 18 to 24, 21.9% from 25 to 44, 33.4% from 45 to 64, and 15.1% who were 65 years of age or older. The median age was 43.7 years. For every 100 females, there were 90.1 males. For every 100 females age 18 and over, there were 80.5 males.
The median income for a household in the township was $69,754, and the median income for a family was $80,514. Males had a median income of $52,563 versus $28,929 for females. The per capita income for the township was $36,830. About 4.1% of families and 6.0% of the population were below the poverty line, including 10.4% of those under age 18 and 1.3% of those age 65 or over.