Oswegatchie is a town in St. Lawrence County, New York, home to about 4,025 people across 66 square miles. It has no ZIP code of its own: it’s part of 13654, 13669 and 13680.
Homes sold for a median of $108 per square foot across 3 ZIP codes in the three months ending August 2026, and 1 of 3 were seller’s markets.
Mostly De Peyster; part is in Oswegatchie
Mostly Ogdensburg; part is in Oswegatchie
Mostly Canton; part is in Oswegatchie
Each card is that ZIP code’s whole market, including any part outside Oswegatchie. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Oswegatchie’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)112 miles away |
|---|---|
| Closer regional airport | Ogdensburg International Airport (OGS)1 mile away |
| Nearest city of 250,000+ | Buffalo, NY209 miles away |
| Nearest city of 1 million+ | New York, NY287 miles away |
Straight-line distances from the center of Oswegatchie; 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.
Oswegatchie had 4,158 residents in the 2020 census, down 5% since 2000.
It’s the 423rd largest of 1,007 towns in New York by population.
St. Lawrence County grew from 89,083 residents in 1900 to 108,505 in 2020.
St. Lawrence 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 8°F. About 39.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Ogdensburg 4 Ne, NY weather station (4 miles away).
26,395 jobs at 1,826 businesses in St. Lawrence County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
251 doctors and other health care providers list an office in Oswegatchie’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 18 |
|---|---|
| Specialist doctors | 46 |
| Dentists | 13 |
| Nurse practitioners and physician assistants | 57 |
| Mental health providers | 86 |
| Physical and occupational therapists | 23 |
| Optometrists | 3 |
| Chiropractors | 5 |
| Pharmacies | 8 |
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 (10 nearby)
Grocery stores (2 nearby)
Pharmacies (2 nearby)
Libraries (2 nearby)
Museums (1 nearby)
Theaters and performance venues (2 nearby)
Counts are within about 5.5 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.
Public schools here are run by Heuvelton Central School District, Ogdensburg City School District, New York State Office Mental Health (Omh). Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Heuvelton Central SchoolHeuvelton | Pre-K–12 | 510 | Public | 4.2 mi |
| John F Kennedy SchoolOgdensburg | Pre-K–6 | 431 | Public | 2.0 mi |
| Madill SchoolOgdensburg | Pre-K–6 | 277 | Public | 2.2 mi |
| Saint Lawrence Psychiatric Center Children & Youth ServicesOgdensburg | 6–12 | 20 | Special Education | 4.1 mi |
| Ogdensburg Free AcademyOgdensburg | 7–12 | 646 | Public | 1.8 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Anderson Valley SchoolRennesellaer Falls | 1–8 | 16 | Amish | 8.7 mi |
| Locust GroveRensselaer Falls | 1–8 | 21 | Amish | 8.6 mi |
| Maple Ridge SchoolHeuvelton | 1–8 | 27 | Amish | 5.1 mi |
| Mud Lake SchoolRensselaer Falls | 1–8 | 20 | Amish | 10.8 mi |
| Pleasant View SchoolHeuvelton | 1–8 | 23 | Amish | 10.2 mi |
| Plimpton SchoolHeuvelton | 1–8 | 19 | Amish | 7.3 mi |
| Red Oak SchoolHeuvelton | 1–8 | 11 | Amish | 12.1 mi |
| Riverview SchoolHevvelton | 1–8 | 13 | Amish | 4.6 mi |
| Rock Island SchoolRensselaer Falls | 1–8 | 30 | Amish | 10.6 mi |
| Townline SchoolHeuvelton | 1–8 | 22 | Amish | 4.0 mi |
| Twin Maples SchoolHeuvelton | 1–8 | 22 | Amish | 8.2 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Ogdensburg, Canton, Morristown, Lisbon, De Peyster, De Kalb and Macomb.
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.