Roberts County, Texas

County seat: Miami · Population 867 (2025) · 924 sq mi

Roberts County is the 247th most populous of Texas's 254 counties, with 867 people (2025 estimate). Its county seat is Miami. It is part of the High Plains region, one of the 12 Texas Comptroller economic regions. The map shows its 1 city or town and the 8 neighboring counties.

Map of Roberts County, Texas with cities, towns and the county boundary
Roberts County, Texas with its cities and towns, unincorporated communities (CDPs) and neighboring counties. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).

Roberts County facts

County seat
Miami
Population (2025 estimate)
867 +4.5% since 2020
Land area
924 sq mi 105th largest of 254
Water area
0 sq mi
Population density
1 per sq mi
Established
1876
Named after
Oran Milo Roberts American politician (1815-1898)
Largest city
Miami 565
Median household income
$67,868
Cities and towns
1
ZIP codes
5
Time zone
Central
FIPS code
48393

Cities and towns in Roberts County

Roberts County has 1 incorporated place. Populations count the people living inside Roberts County; cities that cross a county line also list the other counties.

NameTypePopulation 2025Also in
Miami (county seat)City565

ZIP codes in Roberts County

5 ZIP codes reach into Roberts County. ZIP codes ignore county lines, so some also cover a neighboring county.

Population of Roberts County, 2020–2025

Roberts County grew by 37 people (+4.5%) between April 2020 and July 2025: 8 more births than deaths and a net gain of 30 people from migration.

Year (July 1)Population
2020824
2021803
2022805
2023829
2024853
2025867

Neighboring counties

Printable Roberts County map

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Sources

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