Zwang Peak is a mountain in the Diablo Range, southwest of Avenal, and about from Interstate 5 in Kings County, California. Its summit is at an elevation of . The peak was named for cattle rancher Jake Zwang (1880âÂÂ1968), who came to the area in 1906 to start a cattle ranch southwest of Avenal. Garza Creek has its source near this peak.