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 06830 sells for about $2,300,000, or $925 per square foot.

Prices are up +31.4% from a year ago, so sellers still have some momentum. Homes take about 42 days to sell. HUD's fair market rent for a two-bedroom is $2,374 a month.

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

ZIP 06830 — Greenwich

Fairfield County →Bridgeport marketrefreshed Sep 19, 2026next refresh Oct 19, 2026
Market mood · optimistic

The 06830 housing market is experiencing significant price appreciation, with a 31.4% year-over-year increase in median sale prices. High demand for luxury properties and limited inventory continue to drive competitive conditions, despite a moderate pace of sales. The market remains a premier destination for affluent buyers, supported by its proximity to New York City and high-quality local amenities.

Who this ZIP fits

This ZIP is primarily suited for high-net-worth families and professionals seeking luxury suburban living with convenient access to New York City's financial core.

Parent geography
Aerial view · ZIP boundaries2020 Census ZCTA boundary over current aerial imagery
Leaflet Imagery © Esri, Maxar, Earthstar Geographics
Land area · 35.1 km²Water area · 12.5 km²U.S. Census Bureau TIGERweb — 2020 Census ZCTA5 boundary
Median sale price
$2,300,000
+31.4% year over year
Corroboration pending — anchor baseline forms on the first refresh cycles
Days on market
42 days
Active listings
62
ZIP Market ScoreZIP-SCORE-1.3 · 4/4 sections graded
75
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 31.4% year over year.

74
Liquidity/100

Homes spend a median of 42 days on market with 0.0 months of supply — a fast-moving market.

50
Momentum/100

0% of listings have cut prices · homes sell at 0% of asking — demand is holding steady.

74
Safety & stability/100

no recorded foreclosure-ledger notices (0.0 per 10,000 residents) · unemployment 7.9% · poverty 8.6% — a stable, low-distress profile.

Census trends · population flowsACS 2020-2024 5-year estimates
Population change
0.0%

versus the prior ACS vintage

Net migration
0 people

in-migration and out-migration balanced

Population base
24,880

ZCTA 06830, Fairfield County CT

Immigration & foreign-bornU.S. Census Bureau ACS · ZIP granular
Foreign-born share
24.2%
Foreign-born residents
6,014
Naturalized (of foreign-born)
57.1%
Non-citizens (of population)
10.4%
Entered 2010 or later (of foreign-born)
29.1%
World region of birth (foreign-born)
Americas
47.2%
Europe
26.1%
Asia
21.9%
Oceania
2.8%
Africa
2%

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 the Greenwich Public Schools district, which is highly regarded for its academic performance and resources.

Environmental & hazard

The area faces coastal flood risks and potential storm-related wind damage, typical of the Long Island Sound shoreline.

Growth & development

The local economy is anchored by a significant concentration of hedge funds, financial services, and corporate headquarters, driving high demand for luxury residential real estate.

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 the Metro-North Railroad, providing direct rail access to Grand Central Terminal in New York City, alongside major highway access via I-95.

Recreation & amenities

The area features extensive access to Long Island Sound waterfront, numerous private and public golf courses, and the upscale shopping and dining district of Greenwich Avenue.

Rental market

The rental market is characterized by high demand for luxury units, with median rents reflecting the area's status as a premier commuter destination for New York City professionals.

Economy & employers

The economy is heavily driven by the financial services sector, particularly hedge funds and private equity firms, alongside a robust professional services industry.

Transportation & infrastructure

The area is served by the Metro-North New Haven Line and is bisected by Interstate 95, facilitating regional connectivity.

Development pipeline

Development is largely focused on high-end residential infill and the modernization of existing commercial properties in the downtown core.

Special districts

Parcels are subject to the Greenwich Public Schools district and various municipal utility districts for water and sewer services.

Insurance & hazard market

Property insurance premiums are influenced by coastal hazard exposure, with high-value homes requiring specialized coverage for wind and flood risks.

Discovery profileACS 2020-2024 5-year estimates
Census profile · ZCTA 06830, Fairfield County CT
Population
24,880
Median age
43.6 yrs
Owner-occupancy
0%
Median home value
$1,685,700
Median gross rent
$0
Median household income
$146,841
Median year built
1957
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
0 min
Bachelor's or higher
0%
Unemployment
7.9%
Poverty rate
8.6%
Avg household size
0

Data retrieved from US Census Bureau ZCTA profiles.

School districts
Greenwich Public SchoolsHighThe district serves the entire town and is known for high academic achievement.
Major employers & industries
Financial Services SectorFinanceMajor concentration of hedge funds and private equity firms.
Major amenities · ZIP 06830
Theme, amusement & water parks
20+ · 20 mi
Entertainment venues, stadiums & amphitheaters
14 · 20 mi
Family fun & things to do
20+ · 13 mi
Parks, trails & nature
20+ · 13 mi
Lakes, marinas & beaches
5 · 20 mi
Shopping & dining districts
5 · 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
Greenwich Avenue
Shopping/Dining

The primary upscale retail and dining corridor in downtown Greenwich.

Bruce Museum
Museum

A regional center for art, science, and natural history.

Sources · 3 cited

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