LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+2.5%|Austin · TXMedian List$550K-1.0%|Baltimore · MDMedian List$225K-6.3%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$430K-0.1%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.6%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$569K+1.6%|Detroit · MIMedian List$105K-2.8%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$332K-2.1%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$260K+2.3%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$309K-2.1%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$240K+4.3%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$275K0.0%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$202K+2.5%|Mesa · AZMedian List$450K-3.1%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.6%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.4M+1.7%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|LatestCoverageAll 50 states, D.C. and five territories now on the ledger|NewPuerto Rico's 78 municipios ledgered, municipio by municipio|FeatureAssessment appeal workspace — build a filing package from your own evidence|FeatureLiving reports — versioned, re-runnable, exportable|DevelopersMetered REST gateway · issued keys · signed webhooks|Live market readings · refreshed on loadAlbuquerque · NMMedian List$360K+2.5%|Austin · TXMedian List$550K-1.0%|Baltimore · MDMedian List$225K-6.3%|Bernalillo County · NMMedian List$364K+2.7%|Bexar County · TXMedian List$303K+3.7%|Boston · MAMedian List$859K+3.4%|Charlotte · NCMedian List$430K-0.1%|Chicago · ILMedian List$426K+9.3%|Clark County · NVMedian List$447K+0.1%|Columbus · OHMedian List$300K+0.6%|Cook County · ILMedian List$348K+5.1%|Dallas · TXMedian List$449K-0.1%|Davidson County · TNMedian List$465K-1.1%|Denver · COMedian List$569K+1.6%|Detroit · MIMedian List$105K-2.8%|Duval County · FLMedian List$297K-2.3%|El Paso · TXMedian List$260K+3.7%|Fort Worth · TXMedian List$332K-2.1%|Franklin County · OHMedian List$320K+3.2%|Fresno · CAMedian List$375K+2.1%|Harris County · TXMedian List$327K+0.6%|Houston · TXMedian List$340K+0.6%|Indianapolis · INMedian List$260K+2.3%|Jackson County · MOMedian List$275K+7.0%|Jacksonville · FLMedian List$309K-2.1%|Jefferson County · KYMedian List$248K-4.3%|Kansas City · MOMedian List$240K+4.3%|King County · WAMedian List$850K-4.0%|Las Vegas · NVMedian List$440K-1.1%|Los Angeles · CAMedian List$950K-0.5%|Louisville · KYMedian List$275K0.0%|Maricopa County · AZMedian List$458K-0.4%|Marion County · INMedian List$259K+3.7%|Mecklenburg County · NCMedian List$407K-5.3%|Memphis · TNMedian List$202K+2.5%|Mesa · AZMedian List$450K-3.1%|Milwaukee · WIMedian List$243K+5.7%|Multnomah County · ORMedian List$518K-1.2%|Nashville · TNMedian List$480K+1.0%|New York · NYMedian List$899K+0.5%|Oklahoma City · OKMedian List$275K-0.6%|Oklahoma County · OKMedian List$259K-0.7%|Philadelphia · PAMedian List$249K+0.3%|Phoenix · AZMedian List$480K0.0%|Pima County · AZMedian List$373K+0.9%|Portland · ORMedian List$640K-6.0%|Sacramento · CAMedian List$510K+4.0%|San Antonio · TXMedian List$236K-1.2%|San Diego · CAMedian List$994K+4.2%|San Francisco · CAMedian List$1.4M+1.7%|San Jose · CAMedian List$1.3M-11.9%|Santa Clara County · CAMedian List$1.3M+0.1%|Seattle · WAMedian List$874K-2.8%|Shelby County · TNMedian List$259K-2.4%|Suffolk County · MAMedian List$857K+7.3%|Tarrant County · TXMedian List$385K-1.2%|Travis County · TXMedian List$497K-5.3%|Tucson · AZMedian List$324K-0.9%|Wayne County · MIMedian List$160K0.0%|
Property-class scope

The story of this market

The typical home in ZIP 06340 sells for about $421,000, or $306 per square foot.

Prices are up +15.04% from a year ago, so sellers still have some momentum. Homes take about 29 days to sell, which is fast. HUD's fair market rent for a two-bedroom is $1,599 a month.

ZIP market report · consumer edition · quarterly refresh
Track this ZIP

ZIP 06340 — Groton

New London County →Norwich-New London marketrefreshed Sep 17, 2026next refresh Oct 17, 2026
Market mood · cautiously optimistic

The Groton housing market is currently experiencing high demand and low inventory, driving competitive bidding and price appreciation. The market is heavily influenced by the stable employment base provided by the defense sector, which continues to attract new residents to the area.

Who this ZIP fits

This ZIP is well-suited for military families, defense industry professionals, and those seeking a coastal lifestyle with convenient access to regional employment hubs in New London and Mystic.

Parent geography
Groton · no city intel reportNew London County →Connecticut state →
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 58.4 km²Water area · 12.2 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$421,000
+15.04% year over year
Corroboration pending — anchor baseline forms on the first refresh cycles
Days on market
29 days
Active listings
88
Sale-to-list ratio
102.2%
of asking price
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
90
Composite · average of graded sections
Computed only from this report's published readings — sections without data are excluded, never estimated.
100
Growth/100

Median prices moved up 15.0% year over year.

86
Liquidity/100

Homes spend a median of 29 days on market with 0.0 months of supply — a fast-moving market.

98
Momentum/100

0% of listings have cut prices · homes sell at 102.2% of asking — demand is running ahead of supply.

77
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) · unemployment 5.5% · poverty 12.7% — a stable, low-distress profile.

Census trends · population flowsACS 2011-2024 5-year estimates
Population change
0.0%

versus the prior ACS vintage

Net migration
0 people

in-migration and out-migration balanced

Population base
29,863

ZCTA 06340, New London County, CT

Immigration & foreign-bornU.S. Census Bureau ACS · ZIP granular
Foreign-born share
8.7%
Foreign-born residents
2,596
Naturalized (of foreign-born)
62.8%
Non-citizens (of population)
3.2%
Entered 2010 or later (of foreign-born)
26.7%
World region of birth (foreign-born)
Asia
52.2%
Americas
30%
Europe
14.8%
Africa
2.9%
Oceania
0.1%

ACS 2024 5-year estimates. Aggregate published statistics for this ZIP — never individual records, and never an attribute of any individual property or resident.

Area context
Schools & education

The area is served by Groton Public Schools, which generally maintain a moderate rating profile within the Southeastern Connecticut region.

Environmental & hazard

The coastal geography of Groton presents inherent flood and storm-surge risks, necessitating careful review of FEMA flood maps and local insurance requirements.

Growth & development

The local economy is heavily anchored by the defense and maritime sectors, specifically Electric Boat and the U.S. Navy base, providing significant employment stability and infrastructure investment.

Taxation

Composed from the ARED governance burden registry — tier-native tax structure (state + county + city + special districts), never averaged. State (Connecticut) — Municipal Real Property Tax Assessment & Mill Rate Mechanics: Under C.G.S. § 12-62a, all taxable real property is assessed uniformly at a mandatory 70% assessment ratio of its fair market value (FMV). Real property tax is computed annually using the formula: Assessed Value = Fair Market Value × 0.

Transportation & commute

Residents benefit from proximity to major regional employers via I-95 and Route 1, with average commute times typically under 20 minutes.

Recreation & amenities

The area features extensive coastal access, including Bluff Point State Park and various marinas, alongside shopping and dining districts centered in the Groton and Mystic areas.

Rental market

The rental market is characterized by high demand and limited inventory, with median rents reflecting the area's appeal to military personnel and defense industry workers.

Economy & employers

The economy is dominated by the defense industry, with General Dynamics Electric Boat serving as the primary employer, supported by the U.S. Naval Submarine Base New London.

Transportation & infrastructure

The area is served by I-95 and local bus transit, with rail connectivity available via nearby New London stations.

Development pipeline

Ongoing development is focused on residential and mixed-use projects supporting the workforce expansion at the local shipyards.

County appraisal district

The Town of Groton Assessor's office manages property valuations, with revaluations occurring on a state-mandated cycle.

Special districts

Parcels may be subject to specific fire district taxes and municipal utility assessments.

Insurance & hazard market

Property insurance premiums are influenced by coastal hazard exposure, with many properties requiring separate flood insurance policies.

Discovery profileACS 2011-2024 5-year estimates
Census profile · ZCTA 06340, New London County, CT
Population
29,863
Median age
33.7 yrs
Owner-occupancy
0%
Median home value
$301,860
Median gross rent
$1,117
Median household income
$71,252
Median year built
1976
Vacancy rate
0%
Renter share
0%
Owner cost burden
0%
Renter cost burden
0%
Population change
0%
Net migration
0
Work-from-home share
0%
Mean commute
14.15 min
Bachelor's or higher
0%
Unemployment
5.5%
Poverty rate
12.7%
Avg household size
0

Data sourced from U.S. Census Bureau and U.S. News Real Estate profiles.

School districts
Groton Public SchoolsNot determinableServes the majority of the ZIP code with a comprehensive K-12 curriculum.
Utilities & services
ElectricEversourcePrimary provider for the region.
Major employers & industries
General Dynamics Electric BoatDefense/ManufacturingMajor regional employer.
U.S. Naval Submarine Base New LondonMilitarySignificant regional economic anchor.
Major amenities · ZIP 06340
Theme, amusement & water parks
8 · 20 mi
Entertainment venues, stadiums & amphitheaters
13 · 20 mi
Family fun & things to do
20+ · 13 mi
Parks, trails & nature
20+ · 13 mi
Lakes, marinas & beaches
5 · 20 mi
Golf
9 · 13 mi
Shopping & dining districts
15 · 13 mi

Theme parks, venues, golf, airports, museums, water and shopping across the area from Google Maps, ranked by popularity within the radius shown.

Amenities & attractions2 retained amenities
Inside this ZIP
Bluff Point State Park
Park

A coastal reserve offering hiking, biking, and fishing opportunities.

USS Nautilus
Museum

Historic submarine museum and national landmark located in Groton.

Sources · 4 cited

Key-figure check: no independent anchor retained yet — first-researched cycles establish the anchor baseline this pass.