|Elevation||688 ft (210 m)|
|Area||1.03 sq mi (3 km2)|
|- land||1.03 sq mi (3 km2)|
|- water||0.00 sq mi (0 km2)|
|Density||503.8 / sq mi (195 / km2)|
|- summer (DST)||CDT (UTC-5)|
|Wikimedia Commons: Sadorus, Illinois|
Sadorus is located at (39.966397, -88.345247).
According to the 2010 census, the village has a total area of 1.03 square miles (2.7 km2), all land.
At the 2000 census, there were 426 people, 163 households and 118 families residing in the village. The population density was 503.8 per square mile (193.5/km ). There were 169 housing units at an average density of 199.9 per square mile (76.8/km ). The racial makeup of the village was 98.12% White, 0.23% Native American, and 1.64% from two or more races.
There were 163 households of which 31.3% had children under the age of 18 living with them, 60.1% were married couples living together, 8.6% had a female householder with no husband present, and 27.6% were non-families. 20.9% of all households were made up of individuals and 6.7% had someone living alone who was 65 years of age or older. The average household size was 2.61 and the average family size was 3.06.
24.4% of the population were under the age of 18, 7.5% from 18 to 24, 35.9% from 25 to 44, 20.9% from 45 to 64, and 11.3% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 126.6 males. For every 100 females age 18 and over, there were 120.5 males.
The median household income was $44,375 and the median family incomewas $42,083. Males had a median income of $35,167 versus $20,500 for females. The per capita income for the village was $18,540. About 1.7% of families and 3.6% of the population were below the poverty line, including 4.7% of those under age 18 and none of those age 65 or over.