Stonewall County area

Stonewall County, Texas covers 920.2 square miles: 916.3 square miles of land and 3.93 square miles of water. Its county seat is Aspermont. An estimated 1,186 people lived there in 2025.

Official Census measurements · GEOID 484332026 Gazetteer · retrieved September 27, 2026
Land area916.3 mi²
Water area3.93 mi²
Population (2025)1,186
People per mi²1.3

County outline

Generalized outline of Stonewall County, Texas
2025 Census cartographic boundary, fitted to this frame. County maps are not at a common scale. The 2026 area measurements below come from the separate Gazetteer release. Map source and limitations.

Where Stonewall County is located

Stonewall County highlighted on a map of all U.S. county equivalents. About the maps

Area breakdown

Land accounts for 99.6% of Stonewall County’s measured area and water for 0.4%. Its combined area converts to 2,383.4 square kilometers or approximately 588,956 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land916.3132,373.24586,440.3
Water3.9310.1792,515.2
Total920.2432,383.418588,955.5

How Stonewall County compares

By original Census land area, Stonewall County ranks #113 of 254 in Texas and #803 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1.008 times the Texas county-equivalent median of 908.7 square miles. It accounts for 0.4% of the combined county land area in the state.

See the complete Texas ranking · What counts as a county equivalent?

Population and density of Stonewall County

The Census Bureau estimates that 1,186 people lived in Stonewall County on July 1, 2025. That ranks #3,177 of 3,222 county equivalents nationally and #243 of 254 in Texas. Since the April 1, 2020 estimates base of 1,245, the population has declined by 59 (−4.7%), compared with +8.8% for Texas as a whole.

With 916.3 square miles of land, that is 1.3 people per square mile (0.5 per km²), placing Stonewall County #3,123 nationally for density and #238 in Texas. The median county equivalent has 47 people per square mile; the Texas median is 22. Put another way, there are about 494 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate1,2441,2131,2181,2061,2241,186
Change—−31+5−12+18−38

U.S. Census Bureau, Vintage 2025 population estimates. Estimates are revised each year and are not decennial census counts. Density divides the whole population by the whole county’s land area, so it describes an average, not how settlement is distributed within the county. Population sources and methods.

Cities and towns in Stonewall County

1 incorporated place lies at least partly in Stonewall County. Together they are home to 753 people (63.5%); the other 433 (36.5%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Aspermont town, with 753 residents in the county.

Metropolitan area

Stonewall County is not part of any metropolitan or micropolitan statistical area in the Office of Management and Budget’s July 2023 delineation; 1,306 other county equivalents are also outside one. These areas are built around an urban core of at least 10,000 people plus the counties tied to it by commuting, so counties outside them are generally rural.

ZIP codes

7 ZIP Code Tabulation Areas have land in Stonewall County; 2 of them have most of their land inside the county, and the others mainly cover neighboring areas.

79502795207952879540795447954679547

ZIP Code Tabulation Areas are the Census Bureau’s approximations of USPS ZIP Code service areas, from the 2020 Census relationship files. Lighter codes have less than half of their land in this county. Post-office-box and single-address ZIP Codes have no tabulation area.

Counties bordering Stonewall County

Stonewall County shares a land border with 5 county equivalents. It has more land than 4 of them. The largest neighbor is Jones County (928.6 mi²) and the smallest is Fisher County (899 mi²). Together with its neighbors, Stonewall County forms a block of 5,460.4 mi² of land, of which it holds 16.8%.

Map of Stonewall County and the 5 county equivalents that border it Haskell County, Texas: 903.1 mi² landKing County, Texas: 910.9 mi² landKent County, Texas: 902.5 mi² landFisher County, Texas: 899 mi² landJones County, Texas: 928.6 mi² land
Stonewall County (dark) and its bordering county equivalents. Select a neighbor to open its profile. Drawn from the 2025 Census cartographic boundaries in an equal-area projection. How borders are determined.
Bordering county equivalentLand mi²Size vs. StonewallCompare
Jones County928.6about the sameCompare
King County910.9about the sameCompare
Haskell County903.1about the sameCompare
Kent County902.5about the sameCompare
Fisher County899about the sameCompare

How big is Stonewall County compared with U.S. states?

Stonewall County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 1.1 times as much. Texas’s county land could hold about 285 areas the size of Stonewall County.

Land area: Stonewall County and the closest-sized states
Stonewall County916.3 mi²
Rhode Island1,033.9 mi²

Another way to picture it: the same land area would fill a square about 30.3 miles (48.7 km) on each side. Real county shapes are rarely square, so this is a scale reference rather than a width or driving distance.

State figures are the sums of each state’s county-equivalent land measurements in the same Census release, so states and counties are compared on the same basis. Published state totals can differ slightly because of rounding. Compare all states · Counties bigger than entire states.

What stands out about Stonewall County?

Stonewall County has more land than 2,419 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Stonewall County916.3 mi²
Texas median908.7 mi²
National median604.5 mi²

A median is the middle county-equivalent measurement, not the average of the largest and smallest. All three bars use the same linear scale. Very small areas may appear as a thin sliver; the labels retain their values.

Does including water change its rank?

Using land plus water places Stonewall County at #902 nationally by total area, 99 places farther from the top than its land rank. Other county equivalents gain more area when their water measurements are included.

Its water share is 0.4%, compared with a national county-equivalent median of 1.2% — 0.7 percentage points lower. This describes the statistical geography’s land/water mix, not flood exposure or developable land.

Closest positions in the national land ranking

These entries sit immediately beside Stonewall County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#802Ochiltree County, Texas917.7Compare
#803Stonewall County, Texas916.3This county
#804Taylor County, Texas915.5Compare

Calculated from the same Census release as the area table. Total-area order uses original ALAND + AWATER; water shares and chart labels use published square miles. Calculation details.

Representative coordinates

The Census internal point is 33.179580, -100.253807. It represents a location inside the geography; it is not necessarily the centroid or the address of a courthouse.

Source and precision

U.S. Census Bureau, 2026 Gazetteer Files, Counties. Original ALAND: 2,373,238,697 m²; AWATER: 10,177,387 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.

Download the official county source ZIP ↗ · Methodology

Common questions

How big is Stonewall County?

Stonewall County, Texas has 916.3 square miles (2,373.2 km²) of land and 3.93 square miles of water, for a total area of 920.2 square miles. It ranks #803 of 3,222 U.S. county equivalents by land area.

Is Stonewall County the largest county in Texas?

No. Stonewall County ranks #113 of 254 in Texas by land area. The largest is Brewster County, with 6,183.8 square miles of land.

What counties border Stonewall County?

Stonewall County shares a land border with Haskell County, King County, Kent County, Fisher County, and Jones County.

What is the population of Stonewall County?

The Census Bureau estimates Stonewall County had 1,186 residents on July 1, 2025, ranking #3,177 of 3,222 county equivalents. That is 1.3 people per square mile of land.

What is the county seat of Stonewall County?

The county seat of Stonewall County is Aspermont.

Is Stonewall County part of a metropolitan area?

No. Stonewall County is outside every metropolitan and micropolitan statistical area in the July 2023 OMB delineation.

How many ZIP codes are in Stonewall County?

7 ZIP Code Tabulation Areas have land in Stonewall County, and 2 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.

How does Stonewall County compare with U.S. states?

It has less land than every state. Rhode Island, the smallest, has 1.1 times as much land.

How many acres of land are in Stonewall County?

The land measurement converts to approximately 586,440 acres. Including water, total area is approximately 588,956 acres. One square mile equals 640 acres.

Why might another source show a different area?

Check whether it reports land or total area, its Census vintage, and its rounding. Our guide explains how to reconcile county area figures.

Can this establish a property boundary?

No. Statistical measurements and generalized maps do not establish property lines. Consult the relevant local surveying or land-records authority.

Cite this county

Download the complete CSV or JSON dataset