| Official Name: | Biggsville Township |
| Settlement Type: | Township |
| Image Map1: | Map of Illinois highlighting Henderson County.svg |
| Mapsize1: | 150px |
| Map Caption1: | Henderson County's location in Illinois |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Henderson |
| Established Title: | Established |
| Established Date: | November 6, 1906 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 36.70 |
| Area Land Sq Mi: | 36.64 |
| Area Water Sq Mi: | 0.06 |
| Area Water Percent: | 0.16 |
| Population As Of: | 2020 |
| Population Total: | 514 |
| Population Density Sq Mi: | auto |
| Elevation M: | 208 |
| Elevation Ft: | 682 |
| Coordinates: | 40.8517°N -90.8444°W |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP codes |
| Postal Code: | 61418, 61437, 61447 |
| Blank Name: | FIPS code |
| Blank Info: | 17-071-05911 |
Biggsville Township is one of eleven townships in Henderson County, Illinois, USA. As of the 2020 census, its population was 514 and it contained 265 housing units.[1]
According to the 2021 census gazetteer files, Biggsville Township has a total area of 36.7sqmi, of which 36.64sqmi (or 99.84%) is land and 0.06sqmi (or 0.16%) is water.[2]
The township contains these four cemeteries: Biggsville, Cumberland Presbyterian, Huss and Salter's Grove.
As of the 2020 census there were 514 people, 295 households, and 208 families residing in the township. The population density was 14PD/sqmi. There were 265 housing units at an average density of 7.22/sqmi. The racial makeup of the township was 96.30% White, 0.58% African American, 0.58% Native American, 0.19% Asian, 0.00% Pacific Islander, 0.19% from other races, and 2.14% from two or more races. Hispanic or Latino of any race were 1.95% of the population.
There were 295 households, out of which 23.40% had children under the age of 18 living with them, 61.36% were married couples living together, 5.08% had a female householder with no spouse present, and 29.49% were non-families. 25.80% of all households were made up of individuals, and 12.90% had someone living alone who was 65 years of age or older. The average household size was 2.11 and the average family size was 2.39.
The township's age distribution consisted of 14.1% under the age of 18, 9.1% from 18 to 24, 25.8% from 25 to 44, 27.6% from 45 to 64, and 23.3% who were 65 years of age or older. The median age was 45.9 years. For every 100 females, there were 109.1 males. For every 100 females age 18 and over, there were 114.0 males.
The median income for a household in the township was $90,074, and the median income for a family was $91,618. Males had a median income of $80,048 versus $21,500 for females. The per capita income for the township was $64,366. About 3.8% of families and 7.5% of the population were below the poverty line, including 1.1% of those under age 18 and 7.6% of those age 65 or over.