| Official Name: | Houston Township |
| Settlement Type: | Township |
| Image Map1: | Map of Illinois highlighting Adams County.svg |
| Mapsize1: | 150px |
| Map Caption1: | Adams County's location in Illinois |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Adams |
| Established Title: | Established |
| Established Date: | November 6, 1849 |
| Area Total Sq Mi: | 37.94 |
| Area Land Sq Mi: | 37.92 |
| Area Water Sq Mi: | 0.02 |
| Area Water Percent: | 0.05 |
| Population As Of: | 2020 |
| Population Total: | 186 |
| Population Density Sq Mi: | auto |
| Elevation M: | 211 |
| Elevation Ft: | 692 |
| Coordinates: | 40.1433°N -91.09°W |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Postal Code Type: | ZIP codes |
| Postal Code: | 62316, 62320, 62339, 62346, 62349 |
| Blank Name: | FIPS code |
| Blank Info: | 17-001-36295 |
| Unit Pref: | Imperial |
| Elevation Footnotes: | [1] |
| Blank1 Info Sec1: | 429151 |
| Blank1 Name Sec1: | GNIS feature ID |
Houston Township is one of twenty-two townships in Adams County, Illinois, United States. As of the 2020 census, its population was 186 and it contained 97 housing units.[2]
According to the 2021 census gazetteer files, Houston Township has a total area of 37.93sqmi, of which 37.92sqmi (or 99.96%) is land and 0.02sqmi (or 0.04%) is water.[3]
The township contains three cemeteries: Ebenezer, Lutheran Friedhof and York Neck.
As of the 2020 census there were 186 people, 95 households, and 48 families residing in the township. The population density was 4.9PD/sqmi. There were 97 housing units at an average density of 2.56/mi2. The racial makeup of the township was 95.70% White, 0.00% African American, 0.54% Native American, 0.00% Asian, 0.00% Pacific Islander, 0.54% from other races, and 3.23% from two or more races. Hispanic or Latino of any race were 1.61% of the population.
There were 95 households, out of which 23.20% had children under the age of 18 living with them, 50.53% were married couples living together, 0.00% had a female householder with no spouse present, and 49.47% were non-families. 49.50% of all households were made up of individuals, and 41.10% had someone living alone who was 65 years of age or older. The average household size was 1.99 and the average family size was 2.96.
The township's age distribution consisted of 24.9% under the age of 18, none from 18 to 24, 33.3% from 25 to 44, 21.2% from 45 to 64, and 20.6% who were 65 years of age or older. The median age was 42.0 years. For every 100 females, there were 54.9 males. For every 100 females age 18 and over, there were 69.0 males.
The median income for a household in the township was $60,156, and the median income for a family was $106,875. Males had a median income of $51,458 versus $40,083 for females. The per capita income for the township was $30,087. None of the population was below the poverty line.