Collin County, Texas

Collin County
Collin County
County
	The Collin County Courthouse in McKinney
	Flag Seal
	Location within the U.S. state of Texas
	Texas's location within the U.S.
	Coordinates: 33°11′N 96°35′W / 33.18°N 96.58°W
Country	United States
State	Texas
Founded	1846
Named for	Collin McKinney
Seat	McKinney
Largest city	Plano
Area
• Total	886 sq mi (2,290 km2)
• Land	841 sq mi (2,180 km2)
• Water	45 sq mi (120 km2) 5.1%
Population (2020)
• Total	1,064,465
• Density	1,200/sq mi (460/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Website	www.collincountytx.gov

Collin County is a county in the U.S. state of Texas. In 2020, 1,064,465 people lived there.^[1] The county seat is McKinney.

History

The county and the county seat are named after Collin McKinney.

The county has a total area of 886 square miles.

These school districts are in Collin County:

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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	Allen Carrollton Denton Frisco Garland Grand Prairie Irving Lewisville McKinney Mesquite Plano Richardson
Cities and towns 25k–99k	Balch Springs Bedford Burleson Cedar Hill Cleburne Colleyville The Colony Coppell DeSoto Duncanville Euless Farmers Branch Flower Mound Grapevine Greenville Haltom City Hurst Keller Lancaster Little Elm Mansfield Midlothian North Richland Hills Prosper Rockwall Rowlett Sachse Southlake University Park Waxahachie Weatherford Wylie
Cities and towns 10k–25k	Addison Anna Azle Benbrook Celina Corinth Crowley Ennis Fairview Fate Forest Hill Forney Glenn Heights Granbury Highland Village Melissa Murphy Princeton Red Oak Rendon Royse City Saginaw Seagoville Terrell Trophy Club Watauga White Settlement

v t e Municipalities and communities of Collin County, Texas, United States
County seat: McKinney
Cities	Allen Anna Blue Ridge Carrollton‡ Celina‡ Dallas‡ Farmersville Frisco‡ Garland‡ Josephine‡ Lavon Lowry Crossing Lucas McKinney Melissa Murphy Nevada Parker Plano‡ Princeton Richardson‡ Royse City‡ Sachse‡ Van Alstyne‡ Weston Wylie‡	Collin County map
Towns	Fairview Hebron‡ New Hope Prosper‡ St. Paul
CDP	Westminster
Other unincorporated communities	Altoga Arnold Beverly Hill Bloomdale Branch Buckner Chambersville Chambliss Clear Lake Climax Collin Copeville Cowley Culleoka Deep Water Point Estates Desert Fayburg Forest Grove Frognot Kelly Lavon Beach Estates Lavon Shores Estates Little Ridge Marilee Milligan Millwood New Mesquite Pebble Beach Sunset Acres Pecan Grove Pike Rhea Mills Rockhill Roland Sedalia Snow Hill Trinity Park Valdasta Verona Walnut Grove Wetsel Winningkoff Yucote Acres
Historical communities	Lebanon Lolaville Renner Shepton
Ghost towns	Biggers Nickelville Parris
Footnotes	‡This populated place also has portions in an adjacent county or counties