Halfmoon, New York

Halfmoon is a town in Saratoga County, New York, United States. The population was 21,535 at the 2010 census. The town is apparently named for the shape of the lower elevation land north of the junction of the Hudson and Mohawk Rivers. It is also said to be named for Henry Hudson's ship.

Halfmoon, New York
The Thaddeus Kosciusko Bridge connects Halfmoon in Saratoga County to Colonie in Albany County, New York, over the Mohawk River.
Flag of Halfmoon, New York
Location within Saratoga County
Location within Saratoga County
Halfmoon, New York is located in New York
Halfmoon, New York
Halfmoon, New York
Location within the state of New York
Coordinates: 42°51′24″N 73°44′33″W / 42.85667°N 73.74250°W / 42.85667; -73.74250Coordinates: 42°51′24″N 73°44′33″W / 42.85667°N 73.74250°W / 42.85667; -73.74250
CountryUnited States
StateNew York
 • SupervisorKevin Tollisen (R)
 • Total33.63 sq mi (87.10 km2)
 • Land32.58 sq mi (84.38 km2)
 • Water1.05 sq mi (2.72 km2)
282 ft (86 m)
 • Total21,535
 • Estimate 
 • Density733.52/sq mi (283.21/km2)
Time zoneUTC-5 (Eastern (EST))
 • Summer (DST)UTC-4 (EDT)
ZIP code
12065 & 12188
Area code(s)518
FIPS code36-31489
GNIS feature ID0979035
WebsiteTown website

Halfmoon is in the southeast part of the county and is north of Albany.


The earliest settlements occurred around 1680 by the Mohawk River.

The town was formed while still part of Albany County in 1788. The name was briefly changed to Orange when the town of Waterford was created in 1816 from part of Halfmoon; however, the current name was restored in 1820. In 1828, the western portion of the town was used to create the town of Clifton Park.

The Erie Canal was built along the south part of Halfmoon, part of the Mohawk River.


According to the United States Census Bureau, the town has a total area of 33.7 square miles (87 km2), of which, 32.7 square miles (85 km2) of it is land and 1.0 square mile (2.6 km2) of it (3.00%) is water.

The southern town line, delineated by the Mohawk River, is the border of Albany County. The eastern town line, at the Hudson River, is the border of Rensselaer County. The northern town line is marked by the Anthony Kill, a tributary of the Hudson River.

Interstate 87, the Adirondack Northway, is a six-lane north–south freeway along the western edge of Halfmoon. U.S. Route 9 parallels the interstate farther to the east and crosses into the town from Albany County on the Crescent Bridge. New York State Route 146, an east–west highway, intersects US-9 at the hamlet of Clifton Park. U.S. Route 4 is a north–south highway in the eastern part of the town. New York State Route 236 is a short state highway linking NY-146 to US-9.


Historical population
Census Pop.
2016 (est.)23,898[2]11.0%
U.S. Decennial Census[3]

As of the census[4] of 2000, there were 18,474 people, 7,778 households, and 4,861 families residing in the town. The population density was 565.9 people per square mile (218.5/km2). There were 8,172 housing units at an average density of 250.3 per square mile (96.7/km2). The racial makeup of the town was 94.94% White, 1.27% African American, 0.17% Native American, 1.89% Asian, 0.02% Pacific Islander, 0.41% from other races, and 1.30% from two or more races. Hispanic or Latino of any race were 1.65% of the population.

There were 7,778 households, out of which 30.3% had children under the age of 18 living with them, 49.9% were married couples living together, 9.0% had a female householder with no husband present, and 37.5% were non-families. 29.1% of all households were made up of individuals, and 7.1% had someone living alone who was 65 years of age or older. The average household size was 2.35 and the average family size was 2.93.

In the town, the population was spread out, with 23.7% under the age of 18, 6.9% from 18 to 24, 36.3% from 25 to 44, 22.5% from 45 to 64, and 10.6% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 94.7 males. For every 100 females age 18 and over, there were 91.4 males.

The median income for a household in the town was $46,234, and the median income for a family was $53,515. Males had a median income of $40,076 versus $30,512 for females. The per capita income for the town was $23,714. About 3.7% of families and 4.5% of the population were below the poverty line, including 5.6% of those under age 18 and 6.4% of those age 65 or over.

Notable peopleEdit

Communities and locations in HalfmoonEdit

  • Coons – A hamlet near the northern town line, west of Mechanicville.
  • Crescent – A hamlet in the south part of the town.
  • Halfmoon (formerly “Middletown”) – The hamlet of Halfmoon is in the south part of the town at the junction of County Roads 94, 95, 96, and 99.
  • Halfmoon Beach – A riverbank hamlet in the southwest corner of the town.
  • Grays Corners – A location in the southwest part of the town.
  • Newtown – A hamlet in the northeast part of the town on NY-146.
  • Smithtown – A former community south of Newtown.


  1. ^ "2016 U.S. Gazetteer Files". United States Census Bureau. Retrieved Jul 5, 2017.
  2. ^ a b "Population and Housing Unit Estimates". Retrieved June 9, 2017.
  3. ^ "Census of Population and Housing". Census.gov. Retrieved June 4, 2015.
  4. ^ "U.S. Census website". United States Census Bureau. Retrieved 2008-01-31.

External linksEdit