Roberts County area

Roberts County, Texas covers 924.2 square miles: 924.1 square miles of land and 0.134 square miles of water. Its county seat is Miami. An estimated 867 people lived there in 2025.

Official Census measurements · GEOID 483932026 Gazetteer · retrieved September 27, 2026
Land area924.1 mi²
Water area0.134 mi²
Population (2025)867
People per mi²0.94

County outline

Generalized outline of Roberts 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 Roberts County is located

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

Area breakdown

Land accounts for 100% of Roberts County’s measured area and water for 0%. Its combined area converts to 2,393.6 square kilometers or approximately 591,483 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land924.0582,393.299591,397.1
Water0.1340.34785.8
Total924.1922,393.646591,482.9

How Roberts County compares

By original Census land area, Roberts County ranks #105 of 254 in Texas and #788 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1.017 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 Roberts County

The Census Bureau estimates that 867 people lived in Roberts County on July 1, 2025. That ranks #3,191 of 3,222 county equivalents nationally and #247 of 254 in Texas. Since the April 1, 2020 estimates base of 830, the population has grown by 37 (+4.5%), compared with +8.8% for Texas as a whole.

With 924.1 square miles of land, that is 0.94 people per square mile (0.36 per km²), placing Roberts County #3,160 nationally for density and #243 in Texas. The median county equivalent has 47 people per square mile; the Texas median is 22. Put another way, there are about 682 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate824803805829853867
Change—−21+2+24+24+14

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 Roberts County

1 incorporated place lies at least partly in Roberts County. Together they are home to 565 people (65.2%); the other 302 (34.8%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Miami city, with 565 residents in the county.

Metropolitan area

Roberts County is an outlying county of the Pampa, TX Micropolitan Statistical Area. Its 2 county equivalents have 21,786 residents on 1,850 square miles of land; Roberts County accounts for 49.9% of the land and 4% of the residents. By combined land it ranks #86 of 542 micropolitan areas, and #501 by population.

County equivalentPopulation 2025Land mi²
Gray County20,919926
Roberts County867924.1

ZIP codes

5 ZIP Code Tabulation Areas have land in Roberts County; 1 of them have most of their land inside the county, and the others mainly cover neighboring areas.

7901479059790657907079081

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 Roberts County

Roberts County shares a land border with 7 county equivalents. It has more land than 5 of them. The largest neighbor is Lipscomb County (932.2 mi²) and the smallest is Hutchinson County (887.4 mi²). Together with its neighbors, Roberts County forms a block of 7,333.7 mi² of land, of which it holds 12.6%.

Map of Roberts County and the 7 county equivalents that border it Gray County, Texas: 926 mi² landHemphill County, Texas: 906.3 mi² landHutchinson County, Texas: 887.4 mi² landOchiltree County, Texas: 917.7 mi² landLipscomb County, Texas: 932.2 mi² landCarson County, Texas: 920.2 mi² landHansford County, Texas: 919.8 mi² land
Roberts 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. RobertsCompare
Lipscomb County932.2about the sameCompare
Gray County926about the sameCompare
Carson County920.2about the sameCompare
Hansford County919.8about the sameCompare
Ochiltree County917.7about the sameCompare
Hemphill County906.3about the sameCompare
Hutchinson County887.4about the sameCompare

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

Roberts 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 283 areas the size of Roberts County.

Land area: Roberts County and the closest-sized states
Roberts County924.1 mi²
Rhode Island1,033.9 mi²

Another way to picture it: the same land area would fill a square about 30.4 miles (48.9 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 Roberts County?

Roberts County has more land than 2,434 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Roberts County924.1 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 Roberts County at #888 nationally by total area, 100 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%, compared with a national county-equivalent median of 1.2% — 1.2 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 Roberts County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#787Rusk County, Texas924.2Compare
#788Roberts County, Texas924.1This county
#789Sterling County, Texas923.4Compare

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 35.838596, -100.836682. 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: 2,393,298,436 m²; AWATER: 346,846 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 Roberts County?

Roberts County, Texas has 924.1 square miles (2,393.3 km²) of land and 0.134 square miles of water, for a total area of 924.2 square miles. It ranks #788 of 3,222 U.S. county equivalents by land area.

Is Roberts County the largest county in Texas?

No. Roberts County ranks #105 of 254 in Texas by land area. The largest is Brewster County, with 6,183.8 square miles of land.

What counties border Roberts County?

Roberts County shares a land border with Gray County, Hemphill County, Hutchinson County, Ochiltree County, Lipscomb County, Carson County, and Hansford County.

What is the population of Roberts County?

The Census Bureau estimates Roberts County had 867 residents on July 1, 2025, ranking #3,191 of 3,222 county equivalents. That is 0.94 people per square mile of land.

What is the county seat of Roberts County?

The county seat of Roberts County is Miami.

Is Roberts County part of a metropolitan area?

Yes. It is an outlying county of the Pampa, TX Micropolitan Statistical Area, which has 2 county equivalents and 21,786 residents.

How many ZIP codes are in Roberts County?

5 ZIP Code Tabulation Areas have land in Roberts County, and 1 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.

How does Roberts 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 Roberts County?

The land measurement converts to approximately 591,397 acres. Including water, total area is approximately 591,483 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

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