McKinney, Collin County
Formed from Fannin County. Created April 3, 1846. Organized July 13, 1846. Named in honor of Collin McKinney 1766-1861, land surveyor, signer of the Texas Declaration of Independence, member of Congress, Republic of Texas, member of the Texas Legislature. County seat, Buckner, 1846-1848 McKinney, since. (2,5 mi. S McKinney, US Hy 75)