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Fenwick

A borough of 53 people in Connecticut
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About Fenwick

Borough in Connecticut, United States
53Population
0.4 sq miArea
30 ftElevation

Fenwick is a borough in Middlesex County, Connecticut, United States, in the town of Old Saybrook. The borough is part of the Lower Connecticut River Valley Planning Region. The population was 53 at the 2020 census, making it the least populous borough in Connecticut. Most of the borough is included in the Fenwick Historic District, listed on the National Register of Historic Places. Fenwick is set off from the town center of Old Saybrook by a large cove crossed by a causeway. It is located exactly where the Connecticut River flows into Long Island Sound, and sits on the river's west side. The town has two lighthouses, the Inner and the Outer. The Inner is at the tip of Lynde Point, Fenwick…

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Town numbers

Living in Fenwick

Health in Fenwick

Compared with Connecticut

18better than CT·5worse

of 32 measures CDC estimates. The other 9 are too close to call.

BetterToo close to callWorse

What stands out

Care nearby

Lawrence & Memorial HospitalNew London · 13.8 mi · ER
Community Health Center of Old SaybrookOld Saybrook · 1.7 mi · sliding-scale fees
Primary careNo shortage
DentalNo shortage
Mental healthNo shortage
CDC PLACES 2025 · modeled estimates for adults · ZIP code 06475 · CMS · HRSAHealth in Fenwick →

Natural hazards in Fenwick

48
Moderate

Expected storm and flood damage is higher than in 48% of U.S. communities.

🌊 Inland flooding🌊 Coastal flooding🌀 Hurricanes
FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Fenwick →

Climate in Fenwick

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Fenwick has chilly winters and pleasant summers. A typical July afternoon reaches 82°, a January night drops to 23°, and about 25 inches of snow falls in a normal winter.

41° / 25°Winter
58° / 39°Spring
80° / 62°Summer
64° / 47°Fall
NOAA U.S. Climate Normals, 1991–2020Climate in Fenwick →

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Nearest: Acton Public LibraryOld Saybrook · 1.8 miles · 55 hrs a week

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We left the porch light on

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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01