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Zip Code 06374 — Plainfield, CT

06374 is a ZIP Code associated with Plainfield, CT, located within Northeastern Connecticut. The postal region supports an estimated population of 7,838 residents across Data Pending housing units, with a population density of 118.3 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.679800, -71.914410)

Data Metric	Local Statistic
Postal / Zip Code	06374
Primary City	Plainfield
State / Province	CT
County	Northeastern Connecticut
Total Population	7,838
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	118.3 people/sq mi
Timezone	America/New_York

How 06374 Compares

Metric	ZIP 06374	Northeastern Connecticut County	CT State Average
Population	7,838	94,710	3,624,508
Median Income	Data Pending	N/A	N/A
Population Density	118.3 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 06332	Central Village	3.4 mi	1,015	N/A
Zip 06354	Moosup	3.6 mi	6,031	N/A
Zip 06387	Wauregan	4.5 mi	178	N/A
Zip 06331	Canterbury	4.6 mi	5,145	N/A
Zip 06373	Oneco	6.0 mi	219	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →