| Official Name: | Beaver Township |
| Settlement Type: | Township |
| Image Map1: | Map of Illinois highlighting Iroquois County.svg |
| Mapsize1: | 150px |
| Map Caption1: | Iroquois County's location in Illinois |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Iroquois |
| Established Title: | Established |
| Established Date: | November 6, 1855 |
| Area Total Sq Mi: | 33.66 |
| Area Land Sq Mi: | 33.65 |
| Area Water Sq Mi: | 0.01 |
| Area Water Percent: | 0.04 |
| Population As Of: | 2020 |
| Population Total: | 458 |
| Population Density Sq Mi: | auto |
| Elevation M: | 205 |
| Elevation Ft: | 673 |
| Coordinates: | 40.9°N -87.5886°W |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP codes |
| Postal Code: | 60912, 60931, 60970 |
| Blank Name: | FIPS code |
| Blank Info: | 17-075-04455 |
| Unit Pref: | Imperial |
Beaver Township is one of twenty-six townships in Iroquois County, Illinois, USA. As of the 2020 census, its population was 458 and it contained 222 housing units.[1]
According to the 2021 census gazetteer files, Beaver Township has a total area of 33.66sqmi, of which 33.65sqmi (or 99.96%) is land and 0.01sqmi (or 0.04%) is water.[2]
(This list is based on USGS data and may include former settlements.)
The township contains these two cemeteries: Beaver and J H Grant Memorial.
As of the 2020 census there were 458 people, 155 households, and 98 families residing in the township. The population density was 13.61PD/sqmi. There were 222 housing units at an average density of 6.59/sqmi. The racial makeup of the township was 96.07% White, 0.00% African American, 0.00% Native American, 0.00% Asian, 0.00% Pacific Islander, 0.22% from other races, and 3.71% from two or more races. Hispanic or Latino of any race were 3.49% of the population.
There were 155 households, out of which 41.90% had children under the age of 18 living with them, 47.10% were married couples living together, 9.03% had a female householder with no spouse present, and 36.77% were non-families. 28.40% of all households were made up of individuals, and 20.60% had someone living alone who was 65 years of age or older. The average household size was 2.81 and the average family size was 3.45.
The township's age distribution consisted of 27.4% under the age of 18, 8.0% from 18 to 24, 21.9% from 25 to 44, 31.8% from 45 to 64, and 11.0% who were 65 years of age or older. The median age was 38.9 years. For every 100 females, there were 111.2 males. For every 100 females age 18 and over, there were 103.9 males.
The median income for a household in the township was $42,250, and the median income for a family was $43,750. Males had a median income of $31,406 versus $32,500 for females. The per capita income for the township was $20,080. About 14.3% of families and 18.0% of the population were below the poverty line, including 8.9% of those under age 18 and 16.7% of those age 65 or over.