South Central Connecticut County GIS Maps
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South Central Connecticut County, Connecticut, has 566,803 residents across 183,873 parcels and covers 367.3 square miles. The FIPS code for South Central Connecticut County is 09170. New Haven is the county's largest population center. South Central Connecticut County also includes 24 zip codes, 13 public school districts and 16 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.
South Central Connecticut County Trends
- Population
- 566,803—
- Median Home Value
- $328,300▴
- K-12 Enrollment
- 62,334▾
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.
South Central 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.
South Central Connecticut County Parcels
South Central Connecticut County has 183,873 mapped parcels. The median assessed value is $230,500. The median lot size is 0.31 acres. 2,330 parcels are 10 acres or larger. Residential accounts for 18.0% of parcels. Single family homes follow at 14.2%. Of the parcels with a recorded build year, half were built in 1958 or earlier. The records carry 159,618 distinct owner names. About 3% of parcels list an owner mailing address outside Connecticut. Owner names and mailing addresses are on nearly every parcel. Site addresses reach 95.1%. Assessed values reach 97.6%. Browse the interactive South Central Connecticut County Parcel viewer here.
South Central Connecticut County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 183,881 | 100% |
| Owner name | 182,775 | 99.4% |
| Owner mailing address | 182,544 | 99.3% |
| Site address | 174,803 | 95.1% |
| Land use code | 179,430 | 97.6% |
| Land use description | 183,013 | 99.5% |
| Assessed value | 179,430 | 97.6% |
| Land value | 179,430 | 97.6% |
| Improvement value | 179,430 | 97.6% |
| Acreage | 166,143 | 90.4% |
| Parcel boundary | 183,873 | 99.9% |
| Download all South Central Connecticut County parcels. | ||
Field coverage measured across all South Central Connecticut County parcel records.
South Central Connecticut County Population
South Central Connecticut County had 566,803 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. New Haven is the largest city in the county, with about 134,023 residents. Some of the county's most populated postal areas include New Haven, West Haven and Wallingford.
Population Trend in South Central Connecticut County CT
South Central Connecticut County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
South Central Connecticut County Zip Codes
South Central Connecticut County has 24 zip codes. Some of the county's most populated zip codes include New Haven (06511), West Haven (06516) and Wallingford (06492). 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 South Central Connecticut County CT
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 06511 | New Haven | 55,879 | ▴ 4.3% |
| 06516 | West Haven | 55,584 | ▴ 0% |
| 06492 | Wallingford | 44,606 | ▾ -1.4% |
| 06513 | New Haven | 38,618 | ▾ -0.9% |
| 06460 | Milford | 37,310 | ▾ -2.3% |
| Download all zip code data | |||
South Central Connecticut County Zip Code populations and trends per most recent census data.
South Central Connecticut County Demographics
South Central Connecticut County has a median age of 40.2, which makes the county a little younger than Connecticut overall. About 19.8% of residents are under 18, while 18.2% 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 31.3% of the population, which points to a solid working-age base. About 41.1% 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 South Central Connecticut County CT
Median Age
40.2
Under 18
19.8%
Age 65+
18.2%
Bachelor's+
41.1%
South Central Connecticut County School Districts
South Central Connecticut County is served by 13 public school districts with 62,334 students enrolled in 2024. The largest districts on the county map are New Haven, Meriden and West Haven. Those three districts account for about 51% 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 South Central Connecticut County CT
| District | Enrollment | Share | Trend |
|---|---|---|---|
| New Haven School District | 17,903 | 28.7% | ▾ -0.8% |
| Meriden School District | 8,036 | 12.9% | ▾ -1.1% |
| West Haven School District | 5,751 | 9.2% | ▾ -1.3% |
| Milford School District | 5,110 | 8.2% | ▾ -1.8% |
| Wallingford School District | 5,087 | 8.2% | ▾ -1.3% |
| Download all school district data | |||
South Central Connecticut County school district enrollment and trends per most recent NCES reporting data.
South Central Connecticut County Housing & Real Estate
South Central Connecticut County has a median home value of $328,300 and a median gross rent of $1,463. About 61% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Connecticut median, while rents come in below the state average. In March 2026, the median listing price was $427,450 and homes spent about 38 days on the market.
South Central Connecticut County Housing Mix
South Central Connecticut County housing mix: owner, renter and vacant units.
South Central Connecticut County Housing Trends
South Central Connecticut County median home value and rent trend (last 5 years).
Businesses in South Central Connecticut County, CT
South Central Connecticut County has 24,645 business listings across 1,097 categories. The largest categories in South Central Connecticut County business listings are Churches & Religious Organizations (459, 1.9%), Real Estate Agents (417, 1.7%), and Hair Salons (361, 1.5%). The full South Central Connecticut County business listings dataset includes names, categories, addresses and contact details where available. South Central 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 South Central Connecticut County, CT
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 459 | 1.9% |
| Real Estate Agents | 417 | 1.7% |
| Hair Salons | 361 | 1.5% |
| Beauty Salons | 353 | 1.4% |
| Community & Nonprofits | 330 | 1.3% |
| Auto Repair | 322 | 1.3% |
| Contractors | 319 | 1.3% |
| Pizza Restaurants | 313 | 1.3% |
| Gas Stations | 297 | 1.2% |
| Gyms & Fitness | 253 | 1.0% |
South Central Connecticut County Business Listings
| Business | Category | City |
|---|---|---|
| Aware Recovery Care, Inc | Abuse And Addiction Treatment | Wallingford |
| Quinnipiac University Bookstore | Academic Bookstore | Hamden |
| Canal Crossing at Whitneyville West | Accommodation | Hamden |
| Cohen Kaufman and Associates | Accountant | Milford |
| Hamden Sport Center | Active Life | Hamden |
| Clove Tree Community Acupuncture | Acupuncture | North Haven |
| Center for Compassionate Recovery | Addiction Rehabilitation Center | Madison |
| VIP Very Intimate Pleasures | Adult Entertainment | Orange |
| Action Sports | Adventure Sports Center | Branford |
| Mason, Inc. | Advertising Agency | Bethany |
| Download South Central Connecticut County business listings | ||
South Central Connecticut County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
South Central Connecticut County Basemaps
South Central 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 South Central Connecticut County Data Package
This page shows a preview of what's included in the South Central 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 South Central Connecticut County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.