| Official Name: | Darien, New York |
| Other Name: | South Pembroke |
| Settlement Type: | Town |
| Nickname: | Pronounced DARE-E-ANN |
| Mapsize: | 260px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | New York |
| Subdivision Type2: | County |
| Subdivision Name2: | Genesee |
| Government Type: | Town council |
| Leader Title: | Town supervisor |
| Leader Name: | David Hagelberger |
| Leader Title1: | Town council |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 123.26 |
| Area Land Km2: | 122.69 |
| Area Water Km2: | 0.57 |
| Area Total Sq Mi: | 47.59 |
| Area Land Sq Mi: | 47.37 |
| Area Water Sq Mi: | 0.22 |
| Population As Of: | 2020 |
| Population Total: | 3010 |
| Population Density Km2: | 24.53 |
| Population Density Sq Mi: | 63.54 |
| Timezone: | Eastern (EST) |
| Utc Offset: | −5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | −4 |
| Elevation M: | 290 |
| Elevation Ft: | 951 |
| Coordinates: | 42.9092°N -78.3817°W |
| Blank Name: | FIPS code |
| Blank Info: | 36-037-19719 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0978886 |
Darien is a town in Genesee County, New York, United States. The population was 3,010 at the 2020 census. Darien lies in the southwestern part of Genesee County, southwest of Batavia.
During the early historic period, the area was occupied by the Seneca people, and was referred to by them as O-so-on-to-geh, or "Place where turkeys are found".
The area was first settled circa 1803 and was known at first as South Pembroke. The town of Darien was founded in 1832 from the south part of the town of Pembroke. The early town was agricultural, supplying food products to nearby urban areas, such as Buffalo.
According to the United States Census Bureau, the town has a total area of 47.6sqmi, of which 47.5sqmi is land and 0.1sqmi, or 0.13%, is water.
The western town line is the town of Alden in Erie County, and the southern town boundary is the town of Bennington in Wyoming County.
US Route 20 (Broadway) passes across the town and intersects NY-77 at Darien Center. The northern terminus of NY-238 (Attica Road) is in Darien. NY-33 crosses the northwest corner of Darien.
As of the census[2] of 2000, there were 3,061 people, 1,064 households, and 854 families residing in the town. The population density was 64.4sp=usNaNsp=us. There were 1,125 housing units at an average density of 23.7sp=usNaNsp=us. The racial makeup of the town was 99.12% White, 0.10% African American, 0.29% Native American, 0.03% Asian, and 0.46% from two or more races. Hispanic or Latino of any race were 0.23% of the population.
There were 1,064 households, out of which 37.9% had children under the age of 18 living with them, 69.5% were married couples living together, 5.9% had a female householder with no husband present, and 19.7% were non-families. 15.8% of all households were made up of individuals, and 6.1% had someone living alone who was 65 years of age or older. The average household size was 2.87 and the average family size was 3.20.
In the town, the age distribution of the population shows 29.0% under the age of 18, 6.3% from 18 to 24, 30.5% from 25 to 44, 23.3% from 45 to 64, and 10.8% who were 65 years of age or older. The median age was 37 years. For every 100 females, there were 109.1 males. For every 100 females age 18 and over, there were 102.6 males.
The median income for a household in the town was $48,844, and the median income for a family was $50,844. Males had a median income of $35,000 versus $23,278 for females. The per capita income for the town was $18,372. About 1.8% of families and 3.2% of the population were below the poverty line, including 2.4% of those under age 18 and 3.4% of those age 100 and older