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zipcodes.pro — CITY/CT/STONINGTON

Stonington ZIP code, Connecticut

The ZIP code for Stonington, CT is 06378, and its area codes are 860 and 959.

USPS city name
1 ZIP code
Population
934
Area codes
860, 959

NANPA lists no telephone rate centre for Stonington itself, so these are the area codes of the nearest one, Pawcatuck (3.2 miles). A town on an area-code boundary can differ from its neighbour.

Stonington in numbers

About 934 people live in Stonington, in 564 households. The median household income is $109,167 a year, 14% above the Connecticut median of $95,781 (US: $80,734). The median owner-occupied home is valued at $879,800 (2.4 times the Connecticut median), and median gross rent is $1,488 a month. The median age is 63.1; 76.0% of adults 25 and over hold a bachelor's degree or higher (42.5% across Connecticut); the average commute takes 29 minutes.

Population934Stonington934
Households564Stonington564
Median age63.1Stonington63.1Connecticut41.1US 38.9
Median household income$109,167Stonington$109,167Connecticut$95,781US $80,734
Median home value$879,800Stonington$879,800Connecticut$366,900US $332,700
Median gross rent$1,488Stonington$1,488Connecticut$1,488US $1,413
Bachelor's degree or higher76.0%Stonington76.0%Connecticut42.5%US 35.7%
Mean commute29.3 minStonington29.3 minConnecticut26.5 minUS 26.4 min
Population density2,739 / sq miStonington2,739 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Stonington borough. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Stonington

ZIP codes with the USPS city name Stonington
ZIP City Type Population Median income Median home
06378 Stonington , CT Standard 5,555 $135,714 $593,400

Map of Stonington ZIP codes

06378

The ZIP codes of Stonington, CT, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Stonington

The nearest larger towns are Mystic (4,483 people, 3.3 mi), Pawcatuck (5,577 people, 3.5 mi) and Noank (1,859 people, 5.1 mi).

Towns near Stonington
TownPopulationDistance
Mystic 4,483 3.3 mi
Pawcatuck 5,577 3.5 mi
Westerly, RI 18,411 5.5 mi
Old Mystic 3,340 5.6 mi
Long Hill 4,399 7.9 mi
Groton 9,490 8.7 mi
Conning Towers-Nautilus Park 8,460 9.3 mi
New London 27,625 10.2 mi
Waterford 3,304 12.0 mi
Oxoboxo River 2,782 14.0 mi
Niantic 3,123 15.6 mi
Norwich 39,973 17.7 mi
Jewett City 3,429 19.3 mi
Montauk, NY 4,223 20.0 mi

More nearby: every ZIP code in New London County · Connecticut ZIP codes

Cite this page

zipcodes.pro. “Stonington, CT ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ct/stonington

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