Western Connecticut County GIS Maps
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Western Connecticut County, Connecticut, has 621,232 residents across 183,966 parcels and covers 532.2 square miles. The FIPS code for Western Connecticut County is 09190. Stamford is the county's largest population center. Western Connecticut County also includes 34 zip codes, 17 public school districts and 19 municipalities. Those boundaries help explain why population, schools, and housing can look different from one part of the county to another. The map below shows how those county lines, zip codes, and school districts fit together, and the sections that follow use that same geography to show parcel data, population, demographics, school enrollment and housing patterns in more detail.
Maps, GIS layers, Parcels and sample data. Paid packages add full layers, analytics and database files.
Western Connecticut County Trends
- Population
- 621,232—
- Median Home Value
- $625,400▴
- K-12 Enrollment
- 86,971▾
County analytics dashboards with historical trends & projections included in package downloads.
Free starter access previews county maps, lightweight GIS, and sample data. Paid packages unlock full GIS layers, analytics, and database files.
Western Connecticut County Maps
The maps below show a few of the county map styles included in our downloads. County packages include map exports in JPEG, PNG, SVG, PDF and GeoTIFF formats plus more than 20 GIS layers for mapping, research and analysis. Available layers include zip codes, area codes, subdivisions, school districts, political boundaries, roads, water features, points of interest and more.
County packages also include historical county demographics, business intelligence, analytical dashboards, AI-ready prompts, markdown files and related reference data. Everything is organized to save hours of manual work collecting current data, cleaning it and joining it together. That makes it easier to move faster on analytics, due diligence, business planning and location research. Paid packages are built for commercial use, but some package contents include source-specific attribution or notice guidance. Review Licensing & Data Source Notices.
Western Connecticut County Parcels
Western Connecticut County has 183,966 mapped parcels. The median assessed value is $438,570. The median lot size is 0.71 acres. 5,713 parcels are 10 acres or larger. Single family homes account for 40.4% of parcels. Residential follows at 20.8% and single family homes at 5.9%. Of the parcels with a recorded build year, half were built in 1962 or earlier. The records carry 160,748 distinct owner names. About 5% of parcels list an owner mailing address outside Connecticut. Owner names reach 97.8%. Mailing addresses reach 97.6%. Browse the interactive Western Connecticut County Parcel viewer here.
Western Connecticut County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 183,981 | 100% |
| Owner name | 179,983 | 97.8% |
| Owner mailing address | 179,553 | 97.6% |
| Site address | 92,847 | 50.5% |
| Land use code | 177,616 | 96.5% |
| Land use description | 169,712 | 92.2% |
| Assessed value | 180,196 | 97.9% |
| Land value | 172,557 | 93.8% |
| Improvement value | 172,558 | 93.8% |
| Acreage | 173,215 | 94.1% |
| Parcel boundary | 183,966 | 99.9% |
| Download all Western Connecticut County parcels. | ||
Field coverage measured across all Western Connecticut County parcel records.
Western Connecticut County Population
Western Connecticut County had 621,232 residents in 2020. Recent census data shows how the county has changed over time. Long-term census counts show how the county has changed across recent decades. Stamford is the largest city in the county, with about 135,470 residents. Some of the county's most populated postal areas include Stamford, Danbury and Danbury.
Population Trend in Western Connecticut County CT
Western Connecticut County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Western Connecticut County Zip Codes
Western Connecticut County has 34 zip codes. Some of the county's most populated zip codes include Stamford (06902), Danbury (06810) and Danbury (06811). The largest zip areas account for a meaningful share of the county population. Together, the three largest zips account for about 0% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Western Connecticut County CT
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 06902 | Stamford | 69,192 | ▴ 9.1% |
| 06810 | Danbury | 55,200 | ▴ 11.6% |
| 06811 | Danbury | 31,216 | ▾ -0.6% |
| 06854 | Norwalk | 29,931 | ▴ 2.9% |
| 06851 | Norwalk | 28,254 | ▴ 5.8% |
| Download all zip code data | |||
Western Connecticut County Zip Code populations and trends per most recent census data.
Western Connecticut County Demographics
Western Connecticut County has a median age of 41.5, which is close to the Connecticut average. About 22% of residents are under 18, while 17% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is 25 to 44 at about 30.9% of the population, which points to a solid working-age base. About 55% of adults have a bachelor's degree or higher, above the statewide figure of 41.9%. The county has a more diverse population mix, with no single race or ethnicity accounting for all of the local story.
Key Demographics for Western Connecticut County CT
Median Age
41.5
Under 18
22%
Age 65+
17%
Bachelor's+
55%
Western Connecticut County School Districts
Western Connecticut County is served by 17 public school districts with 86,971 students enrolled in 2024. The largest districts on the county map are Stamford, Danbury and Norwalk. Those three districts account for about 44% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, but it is slightly lower than it was in 2017.
Largest School Districts by Enrollment in Western Connecticut County CT
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Stamford School District | 15,483 | 17.8% | ▾ -1.5% |
| Danbury School District | 11,833 | 13.6% | ▾ -1.5% |
| Norwalk School District | 11,341 | 13% | ▾ -0.6% |
| Greenwich School District | 8,377 | 9.6% | ▾ -1.4% |
| Westport School District | 5,161 | 5.9% | ▾ -1.2% |
| Download all school district data | |||
Western Connecticut County school district enrollment and trends per most recent NCES reporting data.
Western Connecticut County Housing & Real Estate
Western Connecticut County has a median home value of $625,400 and a median gross rent of $2,060. About 66% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run above the Connecticut median, while rents come in above the state average. In March 2026, the median listing price was $947,000 and homes spent about 32 days on the market.
Western Connecticut County Housing Mix
Western Connecticut County housing mix: owner, renter and vacant units.
Western Connecticut County Housing Trends
Western Connecticut County median home value and rent trend (last 5 years).
Businesses in Western Connecticut County, CT
Western Connecticut County has 29,868 business listings across 1,142 categories. The largest categories in Western Connecticut County business listings are Real Estate Agents (871, 2.9%), Contractors (496, 1.7%), and Churches & Religious Organizations (396, 1.3%). The full Western Connecticut County business listings dataset includes names, categories, addresses and contact details where available. Western Connecticut County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Western Connecticut County, CT
| Category | Businesses | Share |
|---|---|---|
| Real Estate Agents | 871 | 2.9% |
| Contractors | 496 | 1.7% |
| Churches & Religious Organizations | 396 | 1.3% |
| Gyms & Fitness | 381 | 1.3% |
| Hair Salons | 372 | 1.2% |
| Medical Offices | 367 | 1.2% |
| Professional Services | 348 | 1.2% |
| Community & Nonprofits | 341 | 1.1% |
| Beauty Salons | 340 | 1.1% |
| Gas Stations | 293 | 1.0% |
Western Connecticut County Business Listings
| Business | Category | City |
|---|---|---|
| Candlewood Valley Health & Rehabilitation Center | Abuse And Addiction Treatment | New Milford |
| WCSU Bookstore | Academic Bookstore | Danbury |
| Fruits and Roots Wellness and Cafe | Acai Bowls | Newtown |
| Glenview House | Accommodation | Stamford |
| Reynolds and Rowella | Accountant | Ridgefield |
| Creative Acoustics LLC | Acoustical Consultant | Westport |
| GMS Rowing Center | Active Life | New Milford |
| Sophia Natural Health Center | Acupuncture | Brookfield |
| Addiction Treatment Danbury | Addiction Rehabilitation Center | Danbury |
| Bethany Christian Services | Adoption Services | Danbury |
| Download Western Connecticut County business listings | ||
Western Connecticut County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Western Connecticut County Basemaps
Western Connecticut County map and data packages include a set of useful basemaps to help you get started quickly. These include a custom light grey canvas, USGS topo, imagery and other reference layers that make it easier to build clear, meaningful county maps using the included GIS layers, your own data or both. Pre-rendered map tiles for the light grey basemap are included so you can use them offline or host them on your own CDN.
Get the Full Western Connecticut County Data Package
This page shows a preview of what's included in the Western Connecticut County data package. The full package gives you a ready-to-use county data system with GIS layers, historical data, maps, database files and planning tools that save hours of manual data gathering, cleanup and joins. Everything is organized to help you skip data wrangling and start analysis faster.
- 20+ GIS layers for parcels, zip codes, school districts, roads, water, boundaries and more
- Historical county demographics, housing, income and trend data
- ZIP code population files and school district enrollment history
- Database files, markdowns, AI-ready prompts and documentation
- Map exports in PNG, JPEG, PDF, SVG and GeoTIFF formats
- Offline-ready data explorer, map and analytics tools
Paid packages support commercial use, client work, and derived outputs. Some package contents may include source-specific attribution or provider notices. See Licensing & Data Source Notices.
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Nearby Counties
Browse county data pages for the counties that border Western Connecticut County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.