| Official Name: | Eagle Creek Township |
| Settlement Type: | Township |
| Image Map1: | Map of Illinois highlighting Gallatin County.svg |
| Mapsize1: | 150px |
| Map Caption1: | Gallatin County's location in Illinois |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Gallatin |
| Established Title: | Established |
| Established Date: | November 5, 1890 |
| Area Total Sq Mi: | 37.24 |
| Area Land Sq Mi: | 36.92 |
| Area Water Sq Mi: | 0.32 |
| Area Water Percent: | 0.86 |
| Population As Of: | 2020 |
| Population Total: | 171 |
| Population Density Sq Mi: | auto |
| Elevation M: | 112 |
| Elevation Ft: | 367 |
| Coordinates: | 37.6419°N -88.3261°W |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP codes |
| Postal Code: | 62931, 62934, 62954 |
| Blank Name: | FIPS code |
| Blank Info: | 17-059-21449 |
| Unit Pref: | Imperial |
Eagle Creek Township is one of ten townships in Gallatin County, Illinois, USA. As of the 2020 census, its population was 171 and it contained 96 housing units.[1]
According to the 2021 census gazetteer files, Eagle Creek Township has a total area of 37.24sqmi, of which 36.92sqmi (or 99.14%) is land and 0.32sqmi (or 0.86%) is water.[2]
(This list is based on USGS data and may include former settlements.)
The township contains these four cemeteries: Barnett, Hill, Leamington and Lloyd.
As of the 2020 census there were 171 people, 115 households, and 63 families residing in the township. The population density was 4.59PD/sqmi. There were 96 housing units at an average density of 2.58/sqmi. The racial makeup of the township was 97.66% White, 0.00% African American, 0.00% Native American, 0.00% Asian, 0.00% Pacific Islander, 0.00% from other races, and 2.34% from two or more races. Hispanic or Latino of any race were 1.17% of the population.
There were 115 households, out of which 40.00% had children under the age of 18 living with them, 14.78% were married couples living together, 40.00% had a female householder with no spouse present, and 45.22% were non-families. 45.20% of all households were made up of individuals, and 30.40% had someone living alone who was 65 years of age or older. The average household size was 1.63 and the average family size was 2.16.
The township's age distribution consisted of 31.9% under the age of 18, 0.0% from 18 to 24, 28.2% from 25 to 44, 13.8% from 45 to 64, and 26.1% who were 65 years of age or older. The median age was 28.7 years. For every 100 females, there were 46.9 males. For every 100 females age 18 and over, there were 88.2 males.
The median income for a household in the township was $8,139, and the median income for a family was $2,499. The per capita income for the township was $7,858. About 73.0% of families and 80.3% of the population were below the poverty line, including 100.0% of those under age 18 and 71.4% of those age 65 or over.