McMullen County GIS Maps
McMullen County, Texas, has 600 residents across 3,425 parcels and covers 1,139.8 square miles. The population declined 15.1% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for McMullen County is 48311.
Tilden is the county's largest population center. McMullen County also includes 2 zip codes, 1 public school district and 8 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.
McMullen County Trends
- Population
- 600▾
- Median Home Value
- $108,800▴
- K-12 Enrollment
- 280▴
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.
McMullen 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.
McMullen County Parcels
McMullen County has 3,425 mapped parcels covering 697,106 acres. The median assessed value is $117,178. The median lot size is 61.84 acres. 2,346 parcels are 10 acres or larger. The records carry 1,129 distinct owner names. About 6% of parcels list an owner mailing address outside Texas. Mailing addresses, site addresses, assessed values and lot sizes are on nearly every parcel. Owner names reach 94.2%. Browse the interactive McMullen County Parcel viewer here.
McMullen County Parcel Data Coverage
| Field | Parcels | Coverage |
|---|---|---|
| Parcel ID | 3,425 | 100% |
| Owner name | 3,226 | 94.2% |
| Owner mailing address | 3,425 | 100% |
| Site address | 3,425 | 100% |
| Land use code | 3,226 | 94.2% |
| Land use description | 0 | 0% |
| Assessed value | 3,425 | 100% |
| Land value | 3,425 | 100% |
| Improvement value | 3,425 | 100% |
| Acreage | 3,425 | 100% |
| Parcel boundary | 3,425 | 100% |
| Download all McMullen County parcels. | ||
Field coverage measured across all McMullen County parcel records.
McMullen County Population
McMullen County had 600 residents in 2020. That was 15.1% lower than in 2010. McMullen County had 251 fewer people in 2020 than it did in 2000, which points to a long-term population decline. The county is fairly spread out, with about 1 people per square mile. Two of the county's most populated postal areas are Tilden and Calliham.
Population Trend in McMullen County TX
McMullen County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
McMullen County Zip Codes
McMullen County has 2 zip codes. Two of the county's most populated zip codes are Tilden (78072) and Calliham (78007). Tilden is the largest zip by population, with about 420 residents or 70% of the county total. Together, the three largest zips account for about 86% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in McMullen County TX
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 78072 | Tilden | 420 | ▾ -16.8% |
| 78007 | Calliham | 95 | ▾ -37.1% |
| Download all zip code data | |||
McMullen County Zip Code populations and trends per most recent census data.
McMullen County Demographics
McMullen County has a median age of 32.6, which makes the county a little younger than Texas overall. About 38% of residents are under 18, while 16.4% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is Under 18 at about 38% of the population, which suggests the county has a notable share of children and family households. About 15% of adults have a bachelor's degree or higher, above the statewide figure of 33.1%. The county has a more diverse population mix, with no single race or ethnicity accounting for all of the local story.
Key Demographics for McMullen County TX
Median Age
32.6
Under 18
38%
Age 65+
16.4%
Bachelor's+
15%
McMullen County School Districts
McMullen County is served by 1 public school district with 280 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 McMullen County TX
| District | Enrollment | Share | Trend |
|---|---|---|---|
| McMullen County Independent School District | 280 | 100% | ▴ 3.3% |
| Download all school district data | |||
McMullen County school district enrollment and trends per most recent NCES reporting data.
McMullen County Housing & Real Estate
The county housing market includes a mix of owner-occupied homes and rental units. About 77% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Local housing costs give a useful snapshot of how the county compares with the rest of the state. In March 2026, the median listing price was $200,000 and homes spent about 99 days on the market.
McMullen County Housing Mix
McMullen County housing mix: owner, renter and vacant units.
McMullen County Housing Trends
McMullen County median home value and rent trend (last 5 years).
Businesses in McMullen County, TX
McMullen County has 80 business listings across 53 categories. The largest categories in McMullen County business listings are Gas Stations (4, 5.0%), River (4, 5.0%), and Convenience Stores (3, 3.8%). The full McMullen County business listings dataset includes names, categories, addresses and contact details where available. McMullen County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in McMullen County, TX
| Category | Businesses | Share |
|---|---|---|
| Gas Stations | 4 | 5.0% |
| River | 4 | 5.0% |
| Convenience Stores | 3 | 3.8% |
| Print Media | 3 | 3.8% |
| Structure And Geography | 3 | 3.8% |
| Truck Gas Station | 3 | 3.8% |
| Accommodation | 3 | 3.8% |
| Rv Park | 3 | 3.8% |
| Schools | 3 | 3.8% |
| Public Service And Government | 2 | 2.5% |
McMullen County Business Listings
| Business | Category | City |
|---|---|---|
| Reynolds Rattlesnake Ranch | Accommodation | Tilden |
| Lonesome Coyote Ranch | Agriculture | Tilden |
| The Location Restaurant & Beer Garden | American Restaurants | Tilden |
| Empire Ranch | Attractions And Activities | |
| Simmons Bank | Banks & Credit Unions | Tilden |
| Bank Snb | Banks | Tilden |
| Tilden Baptist Church | Baptist Church | Tilden |
| Nu Star Energy | Business Manufacturing And Supply | Tilden |
| Ryno Lodging | Cabin | Calliham |
| Max's Cafe | Cafe | Tilden |
| Download McMullen County business listings | ||
McMullen County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
McMullen County Basemaps
McMullen 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 McMullen County Data Package
This page shows a preview of what's included in the McMullen 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 McMullen County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.