Norfolk is a town in St. Lawrence County, New York, home to about 4,402 people across 57 square miles. Its ZIP codes are 13667 and 13678, and parts of 13621, 13662 and 13668 are in Norfolk too.
Homes sold for a median of $86 per square foot across 2 ZIP codes in the three months ending August 2026, and 0 of 2 were seller’s markets.
Mostly Norfolk; also Louisville and Madrid
All in Norfolk
Mostly Louisville; part is in Norfolk
Mostly Massena; part is in Norfolk
Mostly Potsdam; part is in Norfolk
Each card is that ZIP code’s whole market, including any part outside Norfolk. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Norfolk’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)132 miles away |
|---|---|
| Closer regional airport | Massena International Airport Richards Field (MSS)9 miles away |
| Nearest city of 250,000+ | Buffalo, NY236 miles away |
| Nearest city of 1 million+ | New York, NY293 miles away |
Straight-line distances from the center of Norfolk; 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.
Norfolk had 4,453 residents in the 2020 census, down 2% since 2000.
It’s the 397th 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 81°F in summer, and winter lows average 6°F. About 33.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Massena Intl Ap, NY weather station (9 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).
2 doctors and other health care providers list an office in Norfolk’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Nurse practitioners and physician assistants | 1 |
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 (1 nearby)
Grocery stores (1 nearby)
Pharmacies
Libraries (1 nearby)
Museums
Counts are within about 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.
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Shares ZIP codes with Massena, Potsdam, Louisville, Stockholm, Madrid, Brasher and Waddington.
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.