Grayson County topographic maps

Average elevation: 748 ft

Average elevation: 748 ft

Average elevation: 774 ft

Howe's elevation of 860 feet (260 m) is the highest point along US 75 between the Red River and the Gulf of Mexico.

Average elevation: 814 ft

Average elevation: 659 ft

Average elevation: 666 ft

Average elevation: 715 ft

Average elevation: 745 ft

Average elevation: 666 ft

Average elevation: 653 ft

Average elevation: 745 ft

Average elevation: 741 ft

Average elevation: 692 ft

Average elevation: 682 ft

Average elevation: 774 ft

Average elevation: 682 ft