Karnes Citybr/Karnes County, Texasbr/28 53.096' N 97 54.080' Wbr/Directions: Start at the intersection of Calvert Avenue and Panna Maria Avenue. The marker is on the northwest corner of the intersection.br/ br/Text: Formed from Bexar County. Created February 4, 1854. Organized February 27, 1854. Named in honor of Henry Wax Karnes (1812 - 1840. Conspicuous for gallantry at the Storming of Bexar. Commanded a company at San Jacinto. Texas Ranger in 1838. County Seat Helena 1854 ndash; 1894, Karnes City since.