Rockwall County, Texas

Rockwall County is a county in the U.S. state of Texas. In 2010, 78,337 people lived there. The county seat is Rockwall.

It is the smallest county by area in the state.

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v t e Municipalities and communities of Rockwall County, Texas, United States
County seat: Rockwall
Cities	Blackland Dallas‡ Fate Heath‡ McLendon-Chisholm Mobile City Rockwall Rowlett‡ Royse City‡ Wylie‡
Footnotes	‡This populated place also has portions in an adjacent county or counties

v t e Dallas–Fort Worth metroplex
Counties	Collin Dallas Denton Ellis Hood Hunt Johnson Kaufman Parker Rockwall Somervell Tarrant Wise
Major cities	Dallas Fort Worth Arlington
Cities and towns 100k–300k	Carrollton Denton Frisco Garland Grand Prairie Irving Lewisville McKinney Mesquite Plano Richardson
Cities and towns 25k–99k	Allen Bedford Cedar Hill Cleburne The Colony Coppell DeSoto Duncanville Euless Farmers Branch Flower Mound Grapevine Haltom City Highland Village Hurst Keller Lancaster Mansfield Midlothian North Richland Hills Rockwall Rowlett Southlake Wylie
Cities and towns 10k–25k	Addison Balch Springs Benbrook Burleson Colleyville Corinth Ennis Forest Hill Forney Greenville Sachse Saginaw Seagoville Terrell University Park Watauga Waxahachie Weatherford White Settlement