Santa Cruz County GIS Maps
Santa Cruz County, Arizona, has 47,669 residents and covers 1,236.9 square miles. The population grew 0.5% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Santa Cruz County is 04023.
Nogales is the county's largest population center. Santa Cruz County also includes 7 zip codes, 2 public school districts and 6 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.
Santa Cruz County Trends
- Population
- 47,669▴
- Median Home Value
- $216,100▴
- K-12 Enrollment
- 9,308▾
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.
Santa Cruz 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.
Santa Cruz County Population
Santa Cruz County had 47,669 residents in 2020. That was 0.5% higher than in 2010. Santa Cruz County added 9,288 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 39 people per square mile. Some of the county's most populated postal areas include Nogales, Rio Rico and Tubac.
Population Trend in Santa Cruz County AZ
Santa Cruz County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Santa Cruz County Zip Codes
Santa Cruz County has 7 zip codes. Some of the county's most populated zip codes include Nogales (85621), Rio Rico (85648) and Tubac (85646). Nogales is the largest zip by population, with about 21,730 residents or 46% of the county total. Together, the three largest zips account for about 93% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Santa Cruz County AZ
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 85621 | Nogales | 21,730 | ▾ -5.7% |
| 85648 | Rio Rico | 20,720 | ▴ 8.6% |
| 85646 | Tubac | 1,653 | ▴ 26.1% |
| 85637 | Sonoita | 1,264 | ▾ -0.3% |
| 85624 | Patagonia | 1,222 | ▾ -14.3% |
| Download all zip code data | |||
Santa Cruz County Zip Code populations and trends per most recent census data.
Santa Cruz County Demographics
Santa Cruz County has a median age of 37.9, which makes the county a little younger than Arizona overall. About 26.1% of residents are under 18, while 18.9% 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 28.6% of the population, which points to a solid working-age base. About 24.1% of adults have a bachelor's degree or higher, above the statewide figure of 32.6%. The county has a more diverse population mix, with no single race or ethnicity accounting for all of the local story.
Key Demographics for Santa Cruz County AZ
Median Age
37.9
Under 18
26.1%
Age 65+
18.9%
Bachelor's+
24.1%
Santa Cruz County School Districts
Santa Cruz County is served by 2 public school districts with 9,308 students enrolled in 2024. Several larger districts account for a substantial share of students across the county map area. Those three districts account for about 100% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, based on district totals from 2017 to 2024.
Largest School Districts by Enrollment in Santa Cruz County AZ
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Nogales Unified District | 5,696 | 61.2% | ▾ -0.1% |
| Santa Cruz Valley Unified District | 3,612 | 38.8% | ▾ -0.2% |
| Download all school district data | |||
Santa Cruz County school district enrollment and trends per most recent NCES reporting data.
Santa Cruz County Housing & Real Estate
Santa Cruz County has a median home value of $216,100 and a median gross rent of $781. About 68% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Arizona median, while rents come in below the state average. In March 2026, the median listing price was $369,500 and homes spent about 95 days on the market.
Santa Cruz County Housing Mix
Santa Cruz County housing mix: owner, renter and vacant units.
Santa Cruz County Housing Trends
Santa Cruz County median home value and rent trend (last 5 years).
Businesses in Santa Cruz County, AZ
Santa Cruz County has 1,689 business listings across 413 categories. The largest categories in Santa Cruz County business listings are Mexican Restaurants (37, 2.2%), Freight And Cargo Service (34, 2.0%), and Churches & Religious Organizations (34, 2.0%). The full Santa Cruz County business listings dataset includes names, categories, addresses and contact details where available. Santa Cruz County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Santa Cruz County, AZ
| Category | Businesses | Share |
|---|---|---|
| Mexican Restaurants | 37 | 2.2% |
| Freight And Cargo Service | 34 | 2.0% |
| Churches & Religious Organizations | 34 | 2.0% |
| Art Gallery | 33 | 2.0% |
| Community & Nonprofits | 26 | 1.5% |
| Elementary School | 26 | 1.5% |
| Professional Services | 25 | 1.5% |
| Parks & Recreation | 24 | 1.4% |
| Winery | 24 | 1.4% |
| Landmark And Historical Building | 23 | 1.4% |
Santa Cruz County Business Listings
| Business | Category | City |
|---|---|---|
| Community Medical Services | Abuse And Addiction Treatment | Nogales |
| Quarter Circle B Ranch | Accommodation | Elgin |
| Fina's Bookkeeping | Accountant | Nogales |
| Trained 2 Go Performance | Active Life | Nogales |
| East West Holistic Medicine | Acupuncture | Patagonia |
| Martinez Group | Advertising Agency | Nogales |
| Chucho Produce LLC | Agricultural Cooperatives | Nogales |
| Calavo Produce 300 Old Tucson Rd | Agricultural Service | Nogales |
| Nature's Love | Agriculture | Nogales |
| Nogales International Airport | Airport | Nogales |
| Download Santa Cruz County business listings | ||
Santa Cruz County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Santa Cruz County Basemaps
Santa Cruz 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 Santa Cruz County Data Package
This page shows a preview of what's included in the Santa Cruz 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 Santa Cruz County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.