Fowler is a town in St. Lawrence County, New York, United States. The population was 2,202 at the 2010 census.
According to the United States Census Bureau, the town has a total area of 60.7 square miles (157 km), of which, 59.5 square miles (154 km) of it is land and 1.2 square miles (3.1 km) of it (1.94%) is water.
The south town line is the border of Jefferson County and Lewis County.
The Oswegatchie River flows across the north part of the town.
New York State Route 58 intersects New York State Route 812 by Fowler village.
As of the census of 2000, there were 2,180 people, 811 households, and 616 families residing in the town. The population density was 36.6 people per square mile (14.1/km²). There were 1,020 housing units at an average density of 17.1 per square mile (6.6/km²). The racial makeup of the town was 99.27% White, 0.09% African American, 0.28% Native American, 0.09% Asian, and 0.28% from two or more races. Hispanic or Latino of any race were 0.55% of the population.
There were 811 households out of which 37.4% had children under the age of 18 living with them, 63.7% were married couples living together, 7.8% had a female householder with no husband present, and 24.0% were non-families. 19.5% of all households were made up of individuals and 8.1% had someone living alone who was 65 years of age or older. The average household size was 2.68 and the average family size was 3.05.
In the town, the population was spread out with 27.8% under the age of 18, 6.1% from 18 to 24, 30.9% from 25 to 44, 23.9% from 45 to 64, and 11.3% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 101.5 males. For every 100 females age 18 and over, there were 99.1 males.
The median income for a household in the town was $35,844, and the median income for a family was $38,750. Males had a median income of $32,339 versus $20,521 for females. The per capita income for the town was $15,322. About 9.6% of families and 12.0% of the population were below the poverty line, including 15.9% of those under age 18 and 11.7% of those age 65 or over.