Buffalo, Illinois

Village of Buffalo
Village
Motto: Where Families Matter
Country	United States
State	Illinois
County	Sangamon
Elevation	611 ft (186 m)
Coordinates	39°51′06″N 89°24′33″W / 39.851779°N 89.409044°W / 39.851779; -89.409044Coordinates: 39°51′06″N 89°24′33″W / 39.851779°N 89.409044°W / 39.851779; -89.409044
Area	0.36 sq mi (1 km2)
- land	0.36 sq mi (1 km2)
- water	0.00 sq mi (0 km2), 0%
Population	503 (2010)
Density	1,397.2/sq mi (539/km2)
Founded	1854
Mayor	Mary Mulcahy
Timezone	CST (UTC-6)
- summer (DST)	CDT (UTC-5)
Postal code	62515
Area code	+1 (217)
Prefix	364
Location in Sangamon County and the state of Illinois.
Location of Illinois in the United States

Buffalo is a village in Sangamon County, Illinois, United States. The population was 503 at the 2010 census. It is part of the Springfield, Illinois Metropolitan Statistical Area.

Buffalo is located at 39°51′6″N 89°24′33″W / 39.85167°N 89.40917°W / 39.85167; -89.40917 (39.851779, -89.409044).

According to the 2010 census, Buffalo has a total area of 0.37 square miles (0.96 km²), all land.

As of the census of 2000, there were 491 people, 199 households, and 135 families residing in the village. The population density was 1,332.2 people per square mile (512.4/km²). There were 208 housing units at an average density of 564.4 per square mile (217.1/km²). The racial makeup of the village was 97.56% White, 0.61% Native American, 0.20% Asian, 0.20% from other races, and 1.43% from two or more races. Hispanic or Latino of any race were 1.22% of the population.

There were 199 households out of which 34.2% had children under the age of 18 living with them, 50.8% were married couples living together, 13.1% had a female householder with no husband present, and 31.7% were non-families. 29.1% of all households were made up of individuals and 17.1% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 3.04.