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ZIP Code 06331, Connecticut

ZIP Code 06331 profile, demographic data, and geographic information.

ZCTA5 06331 is a 5-digit ZIP Code area located in Connecticut. As of official census estimates, it has a reported population of 5,145. The land area covers 40.77 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 5,145 ±31 2020-2024 / Census ACS 5-Year 2024
Median Age 48.4 yrs ±4.5 2020-2024 / Census ACS 5-Year 2024
Total Households 2,138 ±180 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 2,254 ±198
Occupied Housing Units 2,138 ±180
Vacant Housing Units 116 ±103
Median Home Value $334,200 ±$12,265
Median Gross Rent $924 ±$367
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $103,198 ±$6,531
Per Capita Income $52,105 ±$5,942
Poverty Rate 4.9% ±3.4%
Population Below Poverty Level 251 ±173
Unemployment Rate 2.5% ±1.8%
Civilian Labor Force, Employed 2,694 ±227
Broadband Internet Rate 88.1% ±4.1%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby 09-12 Willimantic, CT
Regular School Nearby PK-08 Ashford, CT
Regular School Nearby PK-04 Brooklyn, CT
Regular School Nearby 05-08 Brooklyn, CT
Regular School Nearby PK-04 Canterbury, CT
Regular School Nearby PK-04 West Willington, CT
Regular School Nearby PK-06 Chaplin, CT
Regular School Nearby KG-08 North Windham, CT
Regular School Nearby 05-08 Canterbury, CT
Regular School Nearby 09-12 Storrs, CT
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 10 civic institutions across 2 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
Eastern Connecticut State University
College 11.0 mi away 83 Windham St, Willimantic, CT, 06226
8604655000
CANTERBURY PUBLIC LIBRARY
Library 0.8 mi away 1 MUNICIPAL DRIVE, CANTERBURY, CT, 06331
(860) 546-9022
University of Connecticut
College 14.7 mi away 352 Mansfield Road, Storrs, CT, 06269
8604862000
SCOTLAND PUBLIC LIBRARY
Library 3.8 mi away 21 BROOK ROAD, SCOTLAND, CT, 06264
(860) 423-1492
Connecticut College
College 22.3 mi away 270 Mohegan Avenue, New London, CT, 06320-4196
8604471911
SLATER LIBRARY
Library 6.3 mi away 26 MAIN ST., GRISWOLD, CT, 06351
(860) 376-0024
United States Coast Guard Academy
College 22.5 mi away 15 Mohegan Avenue, New London, CT, 06320
8604448444
SPRAGUE PUBLIC LIBRARY
Library 6.6 mi away 76 MAIN ST., SPRAGUE, CT, 06330
(860) 822-3012
Nichols College
College 24.5 mi away Center Rd, Dudley, MA, 01571-5000
8004703379
FLETCHER MEMORIAL LIBRARY
Library 6.7 mi away 257 MAIN ST., HAMPTON, CT, 06247
(860) 455-1086
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at HAMPTON, CT US, located 5.6 miles from ZCTA5 06331. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 36.2° 17.4° 26.8° 4.05" —
February 38.3° 18.0° 28.1° 3.37" —
March 46.1° 25.2° 35.6° 4.44" —
April 57.6° 34.6° 46.1° 4.67" —
May 67.6° 45.1° 56.3° 3.74" —
June 75.4° 54.4° 64.9° 4.32" —
July 80.4° 60.0° 70.2° 3.91" —
August 78.9° 58.0° 68.5° 4.21" —
September 72.5° 51.4° 62.0° 4.31" —
October 61.8° 40.2° 51.0° 4.73" —
November 51.2° 31.0° 41.1° 4.11" —
December 41.1° 23.0° 32.0° 4.78" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Plainfield Village CDP CDP 4.5 mi —
Jewett City borough Borough 6.2 mi —
Wauregan CDP CDP 6.2 mi —
Baltic CDP CDP 6.9 mi —
Moosup CDP CDP 7.1 mi —
Brooklyn CDP CDP 7.2 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 06331. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.