Gunter is a city in the southwestern corner of Grayson County, Texas, United States. The population was 1,230 at the 2000 census. It is part of the Sherman–Denison Metropolitan Statistical Area.
Gunter is located at 33°27′5″N 96°44′40″W / 33.45139°N 96.74444°W / 33.45139; -96.74444 (33.451331, -96.744479).
According to the United States Census Bureau, the city has a total area of 1.5 square miles (3.9 km²), all of it land.