Collin County is located in the Blacklands region of Texas. North Texas generally refers to the counties in the north-central part of the state, excluding those in the Texas Panhandle. It covers the metro areas of Dallas-Fort Worth and Wichita Falls and their surrounding counties. It is the state's most populous region. Of the 254 counties in Texas, Collin County ranks 186th in terms of size (841 square miles). Browse all vineyards for sale in Collin County on Land And Farm to find your next land purchase. A recent survey of Land And Farm data recorded 82 acres of vineyards for sale in Texas's Collin County, which was valued at a combined $8.0 million. The price of vineyards for sale in Collin County is much more expensive than average price of vineyards for sale throughout the rest of Texas. The most common type of land for sale by combined acreage in Collin County is commercial land.