Clay County, Texas

Clay County is located in North Texas along the Red River and the Oklahoma border, where wide-open prairies meet rolling countryside. Agriculture and ranching have deep roots here, with local farms and ranches producing cattle, wheat, and hay. The area continues to embrace its strong cowboy heritage.

Henrietta, the county seat, has the feel of a classic Old West town, with its historic courthouse square serving as a gathering place for the community. Ranching and rodeos remain important parts of local culture, keeping the county’s Western traditions alive.

Lake Arrowhead provides opportunities for fishing, boating, and other outdoor activities. Beyond the lake, the landscape features rolling hills, oak woodlands, and expansive prairies. With its rugged scenery and enduring cowboy spirit, Clay County offers visitors an authentic taste of Old West Texas.

CategoryDetails
County NameClay County
County SeatHenrietta
PopulationApproximately 10,000
Cities, Towns, and CommunitiesHenrietta, Bellevue, Byers, Petrolia, Dean
Interstates and HighwaysU.S. Highway 287, U.S. Highway 82
FIPS Code48-077
Total Area (Land and Water)1,117 square miles (1,088 sq mi land, 29 sq mi water)
Adjacent Counties (and Direction)Jefferson County, Oklahoma (North), Montague County (East), Jack County (South), Archer County (West), Wichita County (Northwest), Cotton County, Oklahoma (Northwest)
Time ZoneCentral Time Zone (CST)
StateTexas
Coordinates33°50’N, 98°11’W
EtymologyNamed after Henry Clay, a U.S. Senator from Kentucky
Major LandmarksLake Arrowhead State Park, Clay County 1890 Jail Museum, Comanche Springs Astronomy Campus
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