McKinney is a city in and the county seat of Collin County, Texas, United States. It is Collin County's second-largest city, after Plano. Part of the Dallas-Fort Worth metroplex, McKinney is about 32 miles (51 km) north of Dallas.
The Census Bureau listed McKinney as the nation's fastest-growing city from 2000 to 2003 and again in 2006, among cities with more than 50,000 people. In 2007, it was ranked second-fastest-growing among cities with more than 100,000 people and in 2008 as third-fastest. In the 2010 census, the city's population was 131,117, making it Texas's 19th-most populous city. The most recent population estimate, produced by the city as of January 1, 2018, is 179,804. As of May 2017, McKinney City was the third-fastest-growing city in the United States.
In 2014, McKinney was rated #1 by Money Magazine as "Best Place to Live" in America.
On March 24, 1849, William Davis, who owned 3,000 acres (12 km²) where McKinney now stands, donated 120 acres (0.49 km²) for the townsite. Ten years later, McKinney incorporated, and in 1913, the town adopted the commission form of government.
McKinney is in west-central Collin County at 33°11′50″N 96°38′23″W (33.197210°N 96.639751°W). Some popular places in McKinney are the Historic Downtown McKinney, Heard Natural Science Museum & Wildlife Sanctuary and Towne Lake Recreation Area.
As of the 2010 census McKinney had a population of 131,117. The median age was 33. The racial composition of the population was 74.8% White, 10.5% Black, 0.7% Native American, 4.1% Asian, 0.1% Pacific Islander, and 3.1% reporting two or more races. About 18.6% of residents were Hispanic or Latino of any race.
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