Colchester, CT
Southeastern Connecticut41.5757°N, 72.3320°W
Tracking 6,617 properties across Colchester, Connecticut — a community where the median home dates to 1986 and the oldest to 1702. Every parcel mapped with building characteristics, environmental exposure, hazard risk, and ownership history assembled from 140+ sources.
6,617
Properties Tracked
1986
Median Year Built
$271K
Median Assessed Value
4%
FEMA Flood Zone
1.82M
NEP Data Facts Tracked
Zone 2
Radon Zone
Click any parcel to view intelligence
Colchester, CTInc. 1698
Colchester is a suburban-rural town that has grown significantly as a residential community, with newer subdivisions filling in former farmland alongside the older village center. The town's position along Route 2 and Route 16 provides highway access.
For property professionals, Colchester is a growing suburban market with a mix of older village properties and newer construction, creating variation in building age and condition.
Risk Profile
FEMA flood zones, fire protection grades, radon — parcel by parcel
FEMA Flood Zones
255 properties (4%) are in FEMA Special Flood Hazard Areas, where flood insurance is required for federally-backed mortgages.
X
6,362
A
180
AE
73
AH
2
Fire Protection Grades
Fire protection grades reflect proximity to fire stations and hydrant infrastructure. Grade affects insurance pricing in every New England state.
Grade A
383
Grade B
732
Grade C
862
Grade D
1,612
Grade E
3,028
Zone 2
Radon Risk
123 mph
Design Wind Speed
ASCE 7 standard
30 psf
Ground Snow Load
ASCE 7 standard
Relatively Low
FEMA Risk Index
NRI composite rating
The Property Landscape
6,617 properties · Median year built 1986 · Avg 1,974 sf
Property Types
Single Family
4,539
Condominium
462
Institutional
348
Vacant Land
323
Residential Other
194
Commercial
184
Two-Family
140
Other
130
Mixed Use
123
Multi-Family
87
Construction by Era
Pre-1800
41
1800-1849
62
1850-1899
124
1900-1949
270
1950-1979
1,697
1980-1999
2,362
2000+
1,199
Architectural Styles
Colonial
1,658
Ranch
959
Cape Cod
944
Raised Ranch
570
Mobile Home
193
Contemporary
167
Split Level
166
Old Style
116
Market Activity
Recorded transactions from Southeastern Connecticut Registry of Deeds
74%
Owner-Occupied
2%
Out-of-State Owners
NE Provenance tracks recorded deeds, mortgages, and liens for 96% of Colchester properties. Ownership intelligence includes transaction history, entity detection, portfolio identification, and lien analysis — assembled from public registry records into a single property-level profile.
Building Permits & Maintenance
8,192 municipal building permits on file · 45% of properties
NE Provenance tracks 8,192 building permits across 2,995 Colchester properties — 45% coverage. 2,698 properties have permit activity in the last five years.
Each permit record reveals maintenance decisions: roof replacements, electrical upgrades, kitchen renovations, solar installations. For insurance, lending, and appraisal professionals, permit history is the most objective evidence of property condition available from public records.
8,192
Permits on File
45%
Coverage
Properties with permits
2,698
Active (5yr)
Recent permit activity
87%
Condition Rated
NEP assessment
Living in Colchester
Southeastern Connecticut · Connecticut
Zip Codes062310624906334064150642006424
15,555
Population
2020 Census
6,617
Properties
$271K
Median Assessed
74%
Owner-Occupied
48.9
Square Miles
Colchester covers 48.9 square miles in Southeastern Connecticut, Connecticut. The median assessed property value is $271K.
Single-family homes account for 4,539 of Colchester's 6,617 properties, with 462 condominiums and 227 multi-family buildings. There are 184 commercial properties and 323 parcels of vacant land. About 74% of properties are owner-occupied, and 2% are owned by someone out of state.
Assessed values range widely — the middle 50% of properties fall between $202K and $349K, with the highest assessed property at $48.2M. For professionals working in this market, the value spread tells you a lot about what you'll encounter door to door.
24% of properties are on municipal sewer, with the remainder on private septic systems, and 31% have public water service. Electric service is provided by MOHEGAN TRIBAL UTILITY AUTHORITY. 1,568 properties have identified commercial activity — restaurants, retail, professional offices, and services that give Colchester its character.
What Colchester Property Intelligence Means for Professionals
Insurance & Underwriting
Colchester's fire protection grade distribution (383 Grade A, 732 Grade B) directly affects premium calculation. Parcel-level hazard data provides the granularity that ZIP-level aggregation misses.
Insurance solutionsReal Estate & Appraisal
Colchester's 10 property types, spanning construction from 1702 to present, require local market knowledge for accurate comparable selection and valuation. NEP assembles building characteristics, environmental exposure, and condition signals into a single property profile.
Real estate solutionsLending & Title
Collateral assessment requires flood zone verification, environmental screening, and ownership chain validation. 4% of Colchester properties are in SFHAs where flood insurance is a federal lending requirement. NEP provides property-level compliance data from public records.
Lending solutionsInspection & Property Services
8,192 permits across 45% of properties means most Colchester inspection assignments can start with documented renovation and system history, not a blank slate.
Inspection solutionsExplore Colchester property intelligence.
6,617 Colchester properties — each with risk profiles, building data, permit history, and ownership analysis from 140+ sources. Open any property and see the full picture.
Newburyport, MA · Federalist · 3,524 sq ft · 4 bed / 3 bath · Built 1800 · Historic District
NEP Property Intelligence Summary
ConditionC1Fire ClassBFlood ZoneXOwnerIndividualOccupancyOwner-Occupied
Purchased2018 (8yr)Permits11 totalSystems3 updatedLiensClearAssessed$1.6MOcean0.3 mi
EraPre-1940HistoricDesignatedRenovationRecentRadonZone 1
Cite this data
Source: NE Provenance, “Professional Property Intelligence for New England,” neprovenance.com/insights/town/colchester-ct. For references or attribution, please link back to this page or neprovenance.com. Thank you, we appreciate it.