Durham, CT
Lower Connecticut River Valley41.4818°N, 72.6812°W
Tracking 3,073 properties across Durham, Connecticut — a community where the median home dates to 1975 and the oldest to 1706. Every parcel mapped with building characteristics, environmental exposure, hazard risk, and ownership history assembled from 140+ sources.
3,073
Properties Tracked
1975
Median Year Built
$285K
Median Assessed Value
6%
FEMA Flood Zone
838,036
NEP Data Facts Tracked
Zone 2
Radon Zone
Click any parcel to view intelligence
Durham, CTInc. 1699
Durham is a rural-suburban town in the interior of the Lower Connecticut River Valley, with a housing stock of single-family homes on larger lots and agricultural land. The town retains a farming character alongside suburban residential development.
For property professionals, Durham is a moderate, quiet market with a rural-suburban housing mix.
Risk Profile
FEMA flood zones, fire protection grades, radon — parcel by parcel
FEMA Flood Zones
173 properties (6%) are in FEMA Special Flood Hazard Areas, where flood insurance is required for federally-backed mortgages.
X
2,900
AE
135
A
38
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
2
Grade B
113
Grade C
77
Grade D
1,476
Grade E
1,405
Zone 2
Radon Risk
123 mph
Design Wind Speed
ASCE 7 standard
30 psf
Ground Snow Load
ASCE 7 standard
Relatively Moderate
FEMA Risk Index
NRI composite rating
The Property Landscape
3,073 properties · Median year built 1975 · Avg 2,346 sf
Property Types
Single Family
2,451
Vacant Land
229
Institutional
128
Other
65
Commercial
60
Multi-Family
48
Industrial
41
Two-Family
19
Condominium
12
Mixed Use
10
Construction by Era
Pre-1800
28
1800-1849
44
1850-1899
58
1900-1949
225
1950-1979
1,080
1980-1999
810
2000+
382
Architectural Styles
Colonial
876
Ranch
573
Raised Ranch
197
Conventional
136
Municipal Government
72
State Government
35
Cottage
19
Manufacturing
17
Market Activity
Recorded transactions from Lower Connecticut River Valley Registry of Deeds
81%
Owner-Occupied
2%
Out-of-State Owners
NE Provenance tracks recorded deeds, mortgages, and liens for 91% of Durham 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
2,677 municipal building permits on file · 35% of properties
NE Provenance tracks 2,677 building permits across 1,064 Durham properties — 35% coverage. 1,030 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.
2,677
Permits on File
35%
Coverage
Properties with permits
1,030
Active (5yr)
Recent permit activity
85%
Condition Rated
NEP assessment
Living in Durham
Lower Connecticut River Valley · Connecticut
Zip Codes06422
7,152
Population
2020 Census
3,073
Properties
$285K
Median Assessed
81%
Owner-Occupied
23.7
Square Miles
Durham covers 23.7 square miles in Lower Connecticut River Valley, Connecticut. The median assessed property value is $285K.
Single-family homes account for 2,451 of Durham's 3,073 properties and 67 multi-family buildings. There are 60 commercial properties and 229 parcels of vacant land. About 81% of properties are owner-occupied.
Assessed values range widely — the middle 50% of properties fall between $220K and $368K, with the highest assessed property at $12.0M. For professionals working in this market, the value spread tells you a lot about what you'll encounter door to door.
Most properties rely on private septic systems, and 7% have public water service. Electric service is provided by CONNECTICUT LIGHT & POWER CO. 847 properties have identified commercial activity — restaurants, retail, professional offices, and services that give Durham its character.
What Durham Property Intelligence Means for Professionals
Insurance & Underwriting
Durham's fire protection grade distribution (2 Grade A, 113 Grade B) directly affects premium calculation. Parcel-level hazard data provides the granularity that ZIP-level aggregation misses.
Insurance solutionsReal Estate & Appraisal
Durham's 10 property types, spanning construction from 1706 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. 6% of Durham 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
2,677 permits across 35% of properties means most Durham inspection assignments can start with documented renovation and system history, not a blank slate.
Inspection solutionsExplore Durham property intelligence.
3,073 Durham 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/durham-ct. For references or attribution, please link back to this page or neprovenance.com. Thank you, we appreciate it.