Long Hill
Census-designated place in Southeastern Connecticut Planning Region, Connecticut

Long Hill is an unincorporated community (census-designated place) in Southeastern Connecticut Planning Region, Connecticut, with 3,948 residents (2020 Census). It sits at 23 ft (7 m) above sea level. The nearest town is Groton, 2.0 miles SW.
- 3,948residents (2020 Census)
- 23 ftelevation · 7 m
- 1.5 sq miland area · 4.0 km²
- 2,567 / sq mipopulation density
- 06340ZIP code
About Long Hill
Long Hill is a census-designated place (CDP) in the town of Groton in New London County, Connecticut, United States. The population was 4,205 at the 2010 census.
Text: Wikipedia · CC BY-SA 4.0
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Living in Long Hill
- Median household income
- $84,201
- Median home value
- $175,600
- Median rent
- $1,722/mo
- Median age
- 32.7
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Map of Long Hill
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Open in Google Maps ›Long Hill, CT population
Long Hill had 3,948 residents in the 2020 Census.
| 2020 Census | 3,948 |
|---|---|
| Density | 2,567 per sq mi (991 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Long Hill at a glance
| State | Connecticut (CT) |
|---|---|
| County | Southeastern Connecticut Planning Region |
| Type | Census-designated place |
| Population | 3,948 (2020) |
| Land area | 1.54 sq mi (4.0 km²) |
| Water area | 0.05 sq mi (0.12 km²) |
| Elevation | 23 ft (7 m) |
| Coordinates | 41.3500° N, 72.0487° W |
| ZIP code | 06340 |
| Census code (GEOID) | 0943790 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Long Hill
- Groton2.0 mi SW
- Poquonock Bridge2.1 mi SE
- New London2.7 mi SW
- Noank2.8 mi E
- Conning Towers-Nautilus Park2.8 mi N
- Groton Long Point3.2 mi SE
- Old Mystic4.0 mi NE
- Mystic4.8 mi E
- Waterford5.1 mi W
- Gales Ferry5.3 mi N
- Ledyard5.8 mi N
- Fishers Island, NY6.4 mi SE
Straight-line distance between town centers.
Frequently asked questions about Long Hill
What county is Long Hill in?
Long Hill is in Southeastern Connecticut Planning Region, Connecticut.
What is the population of Long Hill, CT?
3,948 people lived in Long Hill at the 2020 Census.
What is the ZIP code of Long Hill, CT?
The ZIP code of Long Hill is 06340.
What is the elevation of Long Hill?
23 feet (7 m) above sea level.
What towns are near Long Hill?
Groton (2.0 mi), Poquonock Bridge (2.1 mi), New London (2.7 mi), Noank (2.8 mi), Conning Towers-Nautilus Park (2.8 mi).
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