Moore County, Texas
Moore County is a county located in the U.S. state of Texas. As of the 2020 census, its population was 21,358. The county seat is Dumas. The county was created in 1876 and organized in 1892. It is named for Edwin Ward Moore, the commander of the Texas Navy. The Dumas micropolitan statistical area includes all of Moore County. Moore County history is highlighted in the Window on the Plains Museum in Dumas. Geography According to the U.S. Census Bureau, the county has a total area of , of which (1.1%) are covered by water. Major highways U.S. Highway 87 U.S. Highway 287 State Highway 152 State Highway 354 Adjacent counties Sherman County (north) Hutchinson County (east) Carson County (southeast) Potter County (south) Oldham County (southwest) Hartley County (west) Dallam County (northwest) National protected area Lake Meredith National Recreation Area (part) Demographics 2020 census Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos can be of any race. 2000 Census At the 2000 census, 20,121 people, 6,774 households, and 5,331 families were in the county. The population density was . There were 7,478