Darien is a town in Genesee County, New York, home to about 2,988 people across 47 square miles. Its ZIP code is 14040, and parts of 14004, 14005 and 14036 are in Darien too.
Homes sold for a median of $141 per square foot in the three months ending August 2026, a seller’s market.
Mostly Darien; also Bennington
Mostly Alden; part is in Darien
Mostly Alexander; part is in Darien
Mostly Pembroke; part is in Darien
Each card is that ZIP code’s whole market, including any part outside Darien. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Darien’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Darien well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Buffalo Niagara International Airport (BUF)17 miles away |
|---|---|
| Nearest city of 250,000+ | Buffalo, NY24 miles away |
| Nearest city of 1 million+ | Philadelphia, PA263 miles away |
Straight-line distances from the center of Darien; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Darien had 3,010 residents in the 2020 census, down 2% since 2000.
It’s the 518th largest of 1,007 towns in New York by population.
Genesee County grew from 34,561 residents in 1900 to 58,388 in 2020.
Genesee County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 80°F in summer, and winter lows average 16°F. About 36.6 inches of rain and melted snow fall in a typical year, with about 74 inches of snow.
Source: NOAA 1991–2020 climate normals, Batavia, NY weather station (13 miles away).
16,849 jobs at 1,255 businesses in Genesee County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
2 doctors and other health care providers list an office in Darien.
Nearest hospitals
Providers with an office here
| Mental health providers | 2 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (2 nearby)
Grocery stores
Pharmacies
Libraries (1 nearby)
Museums
Theaters and performance venues (5 nearby)
Counts are within about 4.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Buying or selling around Darien? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Loading map…
Shares ZIP codes with Alden, Pembroke, Alexander, Marilla, Lancaster, Bennington and Bethany.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.