Glen is a town in Montgomery County, New York, United States. The population was 2,507 at the 2010 census. The town was named after Jacob Glen, an early landowner.
According to the United States Census Bureau, the town has a total area of 39.3 sq mi (102 km), of which, 38.7 sq mi (100 km) of it is land and 0.6 sq mi (1.6 km) of it (1.50%) is water.
The Mohawk River forms the north town line, and the Schoharie Creek forms the east town line.
The New York State Thruway crosses the north part of Glen at the south bank of the Mohawk River. New York State Route 5S parallels the Thruway. New York State Route 30A is a north-south highway that intersects New York State Route 161 in the hamlet of Glen.
As of the census of 2000, there were 2,222 people, 781 households, and 567 families residing in the town. The population density was 57.4 people per square mile (22.2/km²). There were 863 housing units at an average density of 22.3 per square mile (8.6/km²). The racial makeup of the town was 95.59% White, 1.98% African-American, 0.23% Native American, 0.95% Asian, 0.14% from other races, and 1.13% from two or more races. Hispanic or Latino of any race was 2.25% of the population.
There were 781 households out of which 35.5% had children under the age of 18 living with them, 55.8% were married couples living together, 11.0% had a female householder with no husband present, and 27.4% were non-families. 21.0% of all households were made up of individuals and 9.0% had someone living alone who was 65 years of age or older. The average household size was 2.64 and the average family size was 3.06.
In the town, the population was spread out with 25.7% under the age of 18, 8.2% from 18 to 24, 29.6% from 25 to 44, 23.3% from 45 to 64, and 13.3% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 109.6 males. For every 100 females age 18 and over, there were 109.6 males.
The median income for a household in the town was $41,307, and the median income for a family was $44,674. Males had a median income of $32,473 versus $22,642 for females. The per capita income for the town was $17,583. About 3.0% of families and 6.0% of the population were below the poverty line, including 3.8% of those under the age 18 and 9.6% of those age 65 or over.