| Official Name: | Carthage Township |
| Settlement Type: | Township |
| Image Map1: | Map of Illinois highlighting Hancock County.svg |
| Mapsize1: | 150px |
| Map Caption1: | Hancock County's location in Illinois |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Hancock |
| Established Title: | Established |
| Established Date: | November 6, 1849 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 40.30 |
| Area Land Sq Mi: | 40.21 |
| Area Water Sq Mi: | 0.08 |
| Area Water Percent: | 0.20 |
| Population As Of: | 2020 |
| Population Total: | 2947 |
| Population Density Sq Mi: | auto |
| Elevation M: | 196 |
| Elevation Ft: | 643 |
| Coordinates: | 40.415°N -91.0897°W |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP code |
| Postal Code: | 62321 |
| Blank Name: | FIPS code |
| Blank Info: | 17-067-11540 |
Carthage Township is one of twenty-four townships in Hancock County, Illinois, USA. As of the 2020 census, its population was 2,947 and it contained 1,466 housing units.[1]
According to the 2021 census gazetteer files, Carthage Township has a total area of 40.3sqmi, of which 40.21sqmi (or 99.80%) is land and 0.08sqmi (or 0.20%) is water.[2]
(This list is based on USGS data and may include former settlements.)
The township contains these seven cemeteries: Barnes, County Farm, Franklin, Moss Ridge, Old Brick, Old Carthage and Woodring.
As of the 2020 census there were 2,947 people, 1,318 households, and 829 families residing in the township. The population density was 73.14PD/sqmi. There were 1,466 housing units at an average density of 36.38/mi2. The racial makeup of the township was 92.20% White, 0.07% African American, 0.37% Native American, 0.51% Asian, 0.03% Pacific Islander, 1.53% from other races, and 5.29% from two or more races. Hispanic or Latino of any race were 4.07% of the population.
There were 1,318 households, out of which 19.70% had children under the age of 18 living with them, 55.39% were married couples living together, 5.54% had a female householder with no spouse present, and 37.10% were non-families. 33.40% of all households were made up of individuals, and 19.00% had someone living alone who was 65 years of age or older. The average household size was 2.13 and the average family size was 2.71.
The township's age distribution consisted of 18.4% under the age of 18, 5.7% from 18 to 24, 26.9% from 25 to 44, 22.7% from 45 to 64, and 26.3% who were 65 years of age or older. The median age was 44.3 years. For every 100 females, there were 99.2 males. For every 100 females age 18 and over, there were 95.9 males.
The median income for a household in the township was $71,375, and the median income for a family was $91,140. Males had a median income of $50,192 versus $33,661 for females. The per capita income for the township was $37,051. About 6.6% of families and 10.8% of the population were below the poverty line, including 26.1% of those under age 18 and 3.7% of those age 65 or over.