Geography of Moore County
Moore County sits at roughly 35.84° N and 101.89° W in the West Texas region of Texas, spanning 900 square miles of terrain that includes the landscape characteristic of the area — from open ranchland and farmland to small-town main streets. The county's centroid is near Dumas, and the county shares boundaries with 6 neighboring counties.
Population & demographics
With approximately 21,891 residents across 900 square miles, Moore County has a population density of about 24.3 people per square mile. Like much of West and South Texas, the county is sparsely populated, with wide-open country between settlements.
County seat: Dumas
Dumas serves as the seat of government for Moore County. The county courthouse, commissioners court, district clerk, and primary public records are located here. As with all 254 Texas counties, the county seat is the anchor of civic life and the principal address for elections, permits, and court filings.
History & name origin
Moore County was established in 1876 and was named for Edwin Ward Moore (1810–1865), commodore of the Texan Navy. It was carved from territory previously part of Bexar County.
Moore County, Texas — frequently asked questions
Quick answers about Moore County geography, population, county seat, neighboring counties, and how to use the maps on this page. Every answer is generated from the official U.S. Census data backing this site.
Where is Moore County, Texas located?+
Moore County is located in the West Texas region of Texas at approximately 35.838° N, 101.893° W. It is one of the 254 counties of Texas and carries U.S. Census FIPS code 48341. The interactive map on this page renders the official U.S. Census TIGER boundary for Moore County over real-world OpenStreetMap, Esri satellite, and topographic basemaps.
How big is Moore County in square miles?+
Moore County covers approximately 900 square miles of land in the West Texas region — a mid-sized Texas county. By land area it ranks 153rd out of 254 Texas counties. The full bounding box of the county is rendered to scale on the interactive map and matches the U.S. Census TIGER 2023 polygon.
What is the population of Moore County, Texas?+
Moore County has a population of approximately 21,891 residents. With 900 square miles of land, that works out to a population density of about 24.3 people per square mile, which is rural for a Texas county. That makes Moore County the 113th most populous of the 254 counties in Texas.
What is the county seat of Moore County?+
Dumas is the county seat of Moore County, Texas, which was organized in 1876 and named for Edwin Ward Moore (1810–1865), commodore of the Texan Navy. Moore County was originally carved out of Bexar County. County government offices, courthouses, and most public records for Moore County are located in Dumas.
Which Texas counties border Moore County?+
Moore County shares borders with Hutchinson, Hartley, Sherman, Oldham, Potter, and Carson counties. These 6 neighboring counties are highlighted on the schematic boundary map and linked at the bottom of this page so you can quickly compare population, area, and county seats across the West Texas region.
Where can I download or print a map of Moore County?+
A free, print-ready PDF map of Moore County is available from the "Download PDF" button at the top of this page. The printable layout uses authentic U.S. Census TIGER boundary geometry for Moore County, includes a Texas locator inset, and is sized for standard 8.5" × 11" Letter paper. For interactive use, the live Leaflet map on this page supports OpenStreetMap, Esri satellite, Esri topographic, and Carto light basemaps with zoom, scale bar, and fullscreen.
What is the FIPS code for Moore County, Texas?+
The full 5-digit U.S. Census FIPS code for Moore County is 48341, made up of Texas state code 48 and the 3-digit county code 341. This is the same FIPS code used by the U.S. Census Bureau TIGER/Line files, the American Community Survey, and most federal datasets that key on county.