Salem is a town in New London County, Connecticut, home to about 4,277 people across 29 square miles. Its ZIP code is 06420.
Homes sold for a median of $245 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Salem. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Salem’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Bradley International Airport (BDL)37 miles away |
|---|---|
| Closer regional airport | Westerly State Airport (WST)26 miles away |
| Nearest city of 250,000+ | Boston, MA87 miles away |
| Nearest city of 1 million+ | New York, NY104 miles away |
Straight-line distances from the center of Salem; 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.
Salem had 4,213 residents in the 2020 census, up 9% since 2000.
It’s the 137th largest of 169 towns in Connecticut by population.
New London County grew from 82,758 residents in 1900 to 268,555 in 2020.
New London County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 84°F in summer, and winter lows average 21°F. About 52.3 inches of rain and melted snow fall in a typical year, with about 28 inches of snow.
Source: NOAA 1991–2020 climate normals, Norwich Public Utility Plt, CT weather station (11 miles away).
13 doctors and other health care providers list an office in Salem.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Specialist doctors | 2 |
| Dentists | 1 |
| Nurse practitioners and physician assistants | 2 |
| Mental health providers | 1 |
| Physical and occupational therapists | 6 |
| 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 (2 nearby)
Grocery stores
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Theaters and performance venues
Counts are within about 3.5 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 Salem School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Salem Elementary SchoolSalem | Pre-K–8 | 389 | Public | 0.6 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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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.