Fowler (formerly, Fowler's Switch) is a city in Fresno County, California, United States. It is located within the San Joaquin Valley. It has a strong agricultural community, with lush grape vineyards and expansive farmland. Fowler is located 11 miles (18 km) southeast of downtown Fresno, at an elevation of 308 feet (94 m). The population was 5,570 at the 2010 census.
Fowler's first post office opened in 1882. Fowler was incorporated May 26, 1908. The community was named for rancher Thomas Fowler, early 1870s California state senator.
According to the United States Census Bureau, the city has a total area of 2.5 square miles (6.6 km²), all of it land.