Arlington County GIS Maps
Arlington County, Virginia, has 238,643 residents and covers 26 square miles. The population grew 14.9% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Arlington County is 51013.
Arlington is the county's largest population center. Arlington County also includes 11 zip codes, 1 public school district 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.
Arlington County Trends
- Population
- 238,643▴
- Median Home Value
- $864,800▴
- K-12 Enrollment
- 27,950▴
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.
Arlington 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.
Arlington County Population
Arlington County had 238,643 residents in 2020. That was 14.9% higher than in 2010. Arlington County added 49,190 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 9,179 people per square mile. Some of the county's most populated postal areas include Arlington, Arlington and Arlington.
Population Trend in Arlington County VA
Arlington County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Arlington County Zip Codes
Arlington County has 11 zip codes. Some of the county's most populated zip codes include Arlington (22204), Arlington (22201) and Arlington (22207). Arlington is the largest zip by population, with about 52,761 residents or 22% of the county total. Together, the three largest zips account for about 53% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Arlington County VA
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 22204 | Arlington | 52,761 | ▴ 11.7% |
| 22201 | Arlington | 39,331 | ▴ 17.5% |
| 22207 | Arlington | 33,734 | ▴ 9.1% |
| 22202 | Arlington | 28,472 | ▴ 26.3% |
| 22203 | Arlington | 25,437 | ▴ 16.4% |
| Download all zip code data | |||
Arlington County Zip Code populations and trends per most recent census data.
Arlington County Demographics
Arlington County has a median age of 35.5, which makes the county a little younger than Virginia overall. About 18.2% of residents are under 18, while 11.6% 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 45.8% of the population, which points to a solid working-age base. About 77.1% of adults have a bachelor's degree or higher, above the statewide figure of 41.5%. The county has a more diverse population mix, with no single race or ethnicity accounting for all of the local story.
Key Demographics for Arlington County VA
Median Age
35.5
Under 18
18.2%
Age 65+
11.6%
Bachelor's+
77.1%
Arlington County School Districts
Arlington County is served by 1 public school district with 27,950 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 grown modestly since 2017 across the districts shown on the county map.
Largest School Districts by Enrollment in Arlington County VA
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Arlington County Public Schools | 27,950 | 100% | ▴ 1.6% |
| Download all school district data | |||
Arlington County school district enrollment and trends per most recent NCES reporting data.
Arlington County Housing & Real Estate
Arlington County has a median home value of $864,800 and a median gross rent of $2,275. About 42% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run above the Virginia median, while rents come in above the state average. In March 2026, the median listing price was $650,100 and homes spent about 25 days on the market.
Arlington County Housing Mix
Arlington County housing mix: owner, renter and vacant units.
Arlington County Housing Trends
Arlington County median home value and rent trend (last 5 years).
Businesses in Arlington County, VA
Arlington County has 8,303 business listings across 787 categories. The largest categories in Arlington County business listings are Landmark And Historical Building (248, 3.0%), Community & Nonprofits (240, 2.9%), and Real Estate Agents (220, 2.6%). The full Arlington County business listings dataset includes names, categories, addresses and contact details where available. Arlington County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Arlington County, VA
| Category | Businesses | Share |
|---|---|---|
| Landmark And Historical Building | 248 | 3.0% |
| Community & Nonprofits | 240 | 2.9% |
| Real Estate Agents | 220 | 2.6% |
| Professional Services | 157 | 1.9% |
| Parks & Recreation | 151 | 1.8% |
| Medical Offices | 146 | 1.8% |
| Gyms & Fitness | 117 | 1.4% |
| Dental Offices | 100 | 1.2% |
| Hair Salons | 98 | 1.2% |
| Pizza Restaurants | 98 | 1.2% |
Arlington County Business Listings
| Business | Category | City |
|---|---|---|
| Phoenix House | Abuse And Addiction Treatment | Arlington |
| Vitality Bowls Arlington | Acai Bowls | Arlington |
| Avalon Arlington North | Accommodation | Arlington |
| Grant Thornton LLP | Accountant | Arlington |
| Marine Acoustics Inc | Acoustical Consultant | Arlington |
| Zero-Gravity Corporation | Active Life | Arlington |
| Acupuncture & Herbal Healing Center | Acupuncture | Arlington |
| Phoenix House of Mid Atlantic | Addiction Rehabilitation Center | Arlington |
| Project Management Academy Washington, DC | Adult Education | Arlington |
| Crystal City Restaurant | Adult Entertainment | Arlington |
| Download Arlington County business listings | ||
Arlington County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Arlington County Basemaps
Arlington 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 Arlington County Data Package
This page shows a preview of what's included in the Arlington 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 Arlington County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.