Sardinia is a town in Erie County, New York, United States. The town lies in the southeast corner of Erie County and is considered one of the county’s “Southtowns”. The town is southeast of Buffalo. The population was 2,775 at the 2010 census. The town is reportedly named after an old Christian hymn, Sardinia, and the homonymous Mediterranean island.
According to the United States Census Bureau, the town has a total area of 50.4 square miles (130.6 km), of which 50.2 square miles (130.0 km) is land and 0.2 square miles (0.6 km), or 0.46%, is water.
The south town line is defined by Cattaraugus Creek and is the border of Cattaraugus County (town of Yorkshire). The east town line is the border of Wyoming County (town of Arcade). The East Branch of Cazenovia Creek flows northward from Sardinia.
New York State Route 39 crosses the town from west to east, and New York State Route 16 passes through from north to south.
As of the census of 2000, there were 2,692 people, 944 households, and 731 families residing in the town. The population density was 53.6 people per square mile (20.7/km²). There were 1,017 housing units at an average density of 20.3 per square mile (7.8/km²). The racial makeup of the town was 97.59% White, 0.33% African American, 0.26% Native American, 0.33% Asian, 0.15% from other races, and 1.34% from two or more races. Hispanic or Latino of any race were 0.59% of the population.
There were 944 households out of which 36.1% had children under the age of 18 living with them, 67.5% were married couples living together, 6.7% had a female householder with no husband present, and 22.5% were non-families. 17.8% of all households were made up of individuals and 6.9% had someone living alone who was 65 years of age or older. The average household size was 2.85 and the average family size was 3.21.
In the town, the population was spread out with 27.8% under the age of 18, 6.1% from 18 to 24, 28.7% from 25 to 44, 26.3% from 45 to 64, and 11.1% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 100.6 males. For every 100 females age 18 and over, there were 96.1 males.
The median income for a household in the town was $41,025, and the median income for a family was $45,556. Males had a median income of $32,333 versus $20,923 for females. The per capita income for the town was $16,803. About 4.8% of families and 7.8% of the population were below the poverty line, including 6.1% of those under age 18 and 14.5% of those age 65 or over.