Gregg (formerly, Greenleaf) is an

unincorporated community An unincorporated area is a region that is not governed by a local municipal corporation. Widespread unincorporated communities and areas are a distinguishing feature of the United States and Canada. Most other countries of the world either have ...

in Madera County,

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...

. It is located on the Atchison, Topeka and Santa Fe Railroad (

San Francisco and San Joaquin Valley Railroad The San Francisco and San Joaquin Valley Railroad was a California rail line between Stockton and Bakersfield constructed in the late 1890s and very shortly thereafter purchased by the Atchison, Topeka and Santa Fe Railroad and became their Val ...

line) south-southeast of Trigo, at an elevation of 299 feet (91 m). The Greenleaf post office operated from 1904 to 1905. The Gregg post office opened in 1917, closed for a period in 1928, and closed for good in 1931.

References

Unincorporated communities in California Unincorporated communities in Madera County, California {{MaderaCountyCA-geo-stub