Leyden is a town in Lewis County, New York, home to about 1,661 people across 33 square miles. It has no ZIP code of its own: it’s part of 13309, 13325 and 13433.
Homes sold for a median of $142 per square foot across 3 ZIP codes in the three months ending August 2026, and 2 of 3 were seller’s markets.
Mostly Boonville; part is in Leyden
Mostly West Turin; part is in Leyden
Mostly Lyonsdale; part is in Leyden
Each card is that ZIP code’s whole market, including any part outside Leyden. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Leyden’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Syracuse Hancock International Airport (SYR)47 miles away |
|---|---|
| Nearest city of 250,000+ | Buffalo, NY182 miles away |
| Nearest city of 1 million+ | New York, NY209 miles away |
Straight-line distances from the center of Leyden; 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.
Leyden had 1,572 residents in the 2020 census, down 12% since 2000.
It’s the 735th largest of 1,007 towns in New York by population.
Lewis County grew from 27,427 residents in 1900 to 26,582 in 2020.
Lewis County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 75°F in summer, and winter lows average 8°F. About 58.2 inches of rain and melted snow fall in a typical year, with about 164 inches of snow.
Source: NOAA 1991–2020 climate normals, Boonville 4 Ssw, NY weather station (5 miles away).
4,984 jobs at 506 businesses in Lewis County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
30 doctors and other health care providers list an office in Leyden’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 2 |
|---|---|
| Dentists | 3 |
| Nurse practitioners and physician assistants | 10 |
| Mental health providers | 7 |
| Physical and occupational therapists | 5 |
| Optometrists | 1 |
| Chiropractors | 2 |
| Pharmacies | 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 (12 nearby)
Grocery stores (1 nearby)
Pharmacies (2 nearby)
Libraries (1 nearby)
Museums (7 nearby)
Theaters and performance venues (3 nearby)
Counts are within about 4 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.
Public schools here are run by Adirondack Central School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Boonville Elementary SchoolBoonville | Pre-K–5 | 420 | Public | 1.6 mi |
| Adirondack Middle SchoolBoonville | 6–8 | 243 | Public | 1.7 mi |
| Adirondack High SchoolBoonville | 9–12 | 383 | Public | 1.7 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Boonville, West Turin, Lyonsdale, Ava, Western, Lewis Town (Lewis County) and Osceola.
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.