Cambria is a village in Williamson County, Illinois, United States. The population was 1,330 at the 2000 census.
Cambria is located at 37°46′59″N 89°7′7″W / 37.78306°N 89.11861°W / 37.78306; -89.11861 (37.783054, -89.118533).
According to the 2010 census, Cambria has a total area of 1.403 square miles (3.63 km), of which 1.36 square miles (3.52 km) (or 96.94%) is land and 0.043 square miles (0.11 km) (or 3.06%) is water.
As of the census of 2000, there were 1,330 people, 564 households, and 367 families residing in the village. The population density was 974.3 people per square mile (374.8/km²). There were 649 housing units at an average density of 475.4 per square mile (182.9/km²). The racial makeup of the village was 95.04% White, 2.26% African American, 0.45% Native American, 0.08% Asian, 0.75% from other races, and 1.43% from two or more races. Hispanic or Latino of any race were 1.73% of the population.
There were 564 households out of which 35.3% had children under the age of 18 living with them, 47.9% were married couples living together, 14.5% had a female householder with no husband present, and 34.8% were non-families. 28.4% of all households were made up of individuals and 10.5% had someone living alone who was 65 years of age or older. The average household size was 2.36 and the average family size was 2.91.
In the village, the population was spread out with 26.3% under the age of 18, 13.4% from 18 to 24, 32.0% from 25 to 44, 17.7% from 45 to 64, and 10.7% who were 65 years of age or older. The median age was 30 years. For every 100 females, there were 91.9 males. For every 100 females age 18 and over, there were 86.0 males.
The median income for a household in the village was $25,870, and the median income for a family was $34,688. Males had a median income of $27,262 versus $20,750 for females. The per capita income for the village was $12,913. About 18.7% of families and 23.2% of the population were below the poverty line, including 25.4% of those under age 18 and 25.0% of those age 65 or over.
73.7% of the total village population has their high school diploma or equivalent. This is below the national average of 80.4%. The percentage of the total population that holds a bachelor’s degree or above is also below the national average of 24.4%. Only 12.9% of citizens hold college level degrees.