Analysis of information sources in references of the Wikipedia article "North Texas" in English language version.
It is a 9,000-square-mile, 13-county region that is home to 7.5 million people. North Texas is made up of 150 cities – including Dallas and Fort Worth – with 15 of those cities boasting a population of more than 100,000.
Grayson County, in north central Texas, is bordered by the Red River and by Fannin, Collin, Denton, and Cooke counties. The county seat, Sherman, which lies approximately sixty-five miles north of Dallas, is part of the Sherman-Denison Metropolitan Statistical Area.