Orange County GIS Maps
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Orange County, California, has 3,186,989 residents and covers 792.8 square miles. The population grew 5.9% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Orange County is 06059.
Anaheim is the county's largest population center. Orange County also includes 88 zip codes, 12 public school districts and 17 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 population, demographics, school enrollment and housing patterns in more detail.
Maps, GIS layers and sample data. Paid packages add full layers, analytics and database files.
Orange County Trends
- Population
- 3,186,989▴
- Median Home Value
- $915,500▴
- K-12 Enrollment
- 275,768▾
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.
Orange 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.
Orange County Population
Orange County had 3,186,989 residents in 2020. That was 5.9% higher than in 2010. Orange County added 340,700 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 4,020 people per square mile. Some of the county's most populated postal areas include Westminster, Anaheim and Santa Ana.
Population Trend in Orange County CA
Orange County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Orange County Zip Codes
Orange County has 88 zip codes. Some of the county's most populated zip codes include Westminster (92683), Anaheim (92804) and Santa Ana (92704). Westminster is the largest zip by population, with about 90,946 residents or 3% of the county total. Together, the three largest zips account for about 8% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Orange County CA
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 92683 | Westminster | 90,946 | ▴ 1.3% |
| 92804 | Anaheim | 86,127 | ▴ 0.2% |
| 92704 | Santa Ana | 82,841 | ▾ -6% |
| 92805 | Anaheim | 74,633 | ▴ 6% |
| 90631 | La Habra | 69,533 | ▴ 2.8% |
| Download all zip code data | |||
Orange County Zip Code populations and trends per most recent census data.
Orange County Demographics
Orange County has a median age of 39.1, which makes the county a little older than California overall. About 21.3% of residents are under 18, while 15.8% 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 33.9% of the population, which points to a solid working-age base. About 43.4% of adults have a bachelor's degree or higher, above the statewide figure of 36.5%. The county has a more diverse population mix, with no single race or ethnicity accounting for all of the local story.
Key Demographics for Orange County CA
Median Age
39.1
Under 18
21.3%
Age 65+
15.8%
Bachelor's+
43.4%
Orange County School Districts
Orange County is served by 12 public school districts with 275,768 students enrolled in 2024. The largest districts on the county map are Capistrano Unified, Irvine Unified and Garden Grove Unified. Those three districts account for about 42% 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 Orange County CA
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Capistrano Unified School District | 40,251 | 14.6% | ▾ -1.2% |
| Irvine Unified School District | 37,948 | 13.8% | ▴ 0.8% |
| Garden Grove Unified School District | 36,994 | 13.4% | ▾ -2% |
| Santa Ana Unified School District | 35,993 | 13.1% | ▾ -5.3% |
| Orange Unified School District | 23,790 | 8.6% | ▾ -1.8% |
| Download all school district data | |||
Orange County school district enrollment and trends per most recent NCES reporting data.
Orange County Housing & Real Estate
Orange County has a median home value of $915,500 and a median gross rent of $2,352. About 56% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run above the California median, while rents come in above the state average. In March 2026, the median listing price was $1,398,900 and homes spent about 43 days on the market.
Orange County Housing Mix
Orange County housing mix: owner, renter and vacant units.
Orange County Housing Trends
Orange County median home value and rent trend (last 5 years).
Businesses in Orange County, CA
Orange County has 131,278 business listings across 1,490 categories. The largest categories in Orange County business listings are Real Estate Agents (2,939, 2.2%), Dental Offices (2,025, 1.5%), and Auto Repair (1,999, 1.5%). The full Orange County business listings dataset includes names, categories, addresses and contact details where available. Orange County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Orange County, CA
| Category | Businesses | Share |
|---|---|---|
| Real Estate Agents | 2,939 | 2.2% |
| Dental Offices | 2,025 | 1.5% |
| Auto Repair | 1,999 | 1.5% |
| Beauty Salons | 1,853 | 1.4% |
| Insurance Agencies | 1,742 | 1.3% |
| Medical Offices | 1,718 | 1.3% |
| Churches & Religious Organizations | 1,601 | 1.2% |
| Professional Services | 1,599 | 1.2% |
| Hair Salons | 1,510 | 1.2% |
| Contractors | 1,390 | 1.1% |
Orange County Business Listings
| Business | Category | City |
|---|---|---|
| Coyle Reproductions, Inc. | 3D Printing Service | Brea |
| California Prime Recovery | Abuse And Addiction Treatment | Fountain Valley |
| Concordia University Founders Bookstore | Academic Bookstore | Irvine |
| Nekter Juice Bar | Acai Bowls | Brea |
| Park Plaza Apartments | Accommodation | Santa Ana |
| Montagna and Associates | Accountant | Newport Beach |
| Tamara's Skin Care | Acne Treatment | Yorba Linda |
| All About Acoustics | Acoustical Consultant | Anaheim |
| Aliso Niguel High School Aquatics | Active Life | Aliso Viejo |
| Family Wellness Acupuncture | Acupuncture | Irvine |
| Download Orange County business listings | ||
Orange County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Orange County Basemaps
Orange 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 Orange County Data Package
This page shows a preview of what's included in the Orange 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 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 Orange County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.