Lyndonville is a village in Orleans County, New York, United States. The population was 838 at the 2010 census. The name was selected because some of the early settlers were from Lyndon, Vermont. It is part of the Rochester Metropolitan Statistical Area.
Lyndonville is located at 43°19′26″N 78°23′16″W / 43.32389°N 78.38778°W / 43.32389; -78.38778 (43.323786, -78.387697).
According to the United States Census Bureau, the village has a total area of 1.0 square mile (2.6 km), all land.
Lyndonville is located on north-south highway New York State Route 63 (North and South Main Street), south of its intersection with New York State Route 18. It is also about four miles south of Lake Ontario.
Johnson’s Creek flows through the village.
As of the census of 2000, there were 862 people, 325 households, and 228 families residing in the village. The population density was 841.7 people per square mile (326.3/km²). There were 344 housing units at an average density of 335.9 per square mile (130.2/km²). The racial makeup of the village was 98.14% White, 0.23% African American, 0.46% Asian, 0.70% from other races, and 0.46% from two or more races. Hispanic or Latino of any race were 1.51% of the population.
There were 325 households out of which 37.5% had children under the age of 18 living with them, 52.0% were married couples living together, 10.2% had a female householder with no husband present, and 29.8% were non-families. 25.2% of all households were made up of individuals and 15.1% had someone living alone who was 65 years of age or older. The average household size was 2.65 and the average family size was 3.12.
In the village, the population was spread out with 29.4% under the age of 18, 8.9% from 18 to 24, 25.9% from 25 to 44, 21.3% from 45 to 64, and 14.5% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 95.5 males. For every 100 females age 18 and over, there were 90.3 males.
The median income for a household in the village was $40,179, and the median income for a family was $45,500. Males had a median income of $35,769 versus $19,464 for females. The per capita income for the village was $16,357. About 5.9% of families and 9.3% of the population were below the poverty line, including 12.7% of those under age 18 and 8.4% of those age 65 or over.
Lyndonville has 3 churches within the village, the Lyndonville United Methodist, the Lyndonville Presbyterian, and Our Lady of the Lake St. Joseph Roman Catholic Church. Lyndonville is also home to a large Amish and Mennonite population.