Rancho Valle de San Felipe was a 9972 acres (40.4 km²) Mexican land grant

Ranchos of California

The Spanish, and later the Méxican government encouraged settlement of territory now known as California by the establishment of large land grants called ranchos, from which the English ranch is derived. Devoted to raising cattle and sheep, the owners of the ranchos attempted to pattern themselves...

 in present day San Diego County, California

San Diego County, California

San Diego County is a large county located in the southwestern corner of the US state of California. Hence, San Diego County is also located in the southwestern corner of the 48 contiguous United States. Its county seat and largest city is San Diego. Its population was about 2,813,835 in the 2000...

 given in 1846 by Governor Pío Pico

Pío Pico

Pío de Jesús Pico was the last Governor of Alta California under Mexican rule.-Origins:...

 to Felipe Castillo. The grant was located in the San Felipe Valley in the Laguna Mountains

Laguna Mountains

The Laguna Mountains are a section of the Peninsular Ranges in eastern San Diego County, California. The mountains run in a northwest/southeast alignment for approximately ....

 east of present day Julian

Julian, California

Julian is a census-designated place in San Diego County, California, in the United States. As of the 2010 census, the population was 1,502, down from 1,621 at the 2000 census.Julian is an official California Historical Landmark No. 412...

.

History

The three square league Rancho Valle de San Felipe was granted to Felipe Castillo in 1846. On his death in 1848, Castillo left the land to his four children (brothers, Loreto, Manuel, and Refugio, and sister Elena).

The heirs sold the rancho to John Forster

John (Don Juan) Forster

John Forster was born in England; became a Mexican citizen of early California, and was one of the largest landowners in California.-Early life:...

 in 1850. John Forster (1815–1882), born in England, came to California in 1833. In 1837, he married Ysidora Pico, sister of Pío and Andrés Pico

Andrés Pico

Andrés Pico was a Californio who became a successful rancher, served as a military commander during the Mexican-American War; and was elected to the state assembly and senate after California became a state, when he was also commissioned as a brigadier general in the state militia.-Early...

. John Forster was the grantee of Rancho de la Nación

Rancho de la Nación

Rancho de la Nación was a Mexican land grant in present day southern San Diego County, California given in 1845 by Governor Pío Pico to John Forster...

 and later owner of the Rancho Santa Margarita y Las Flores

Rancho Santa Margarita y Las Flores

Rancho Santa Margarita y Las Flores was a Mexican land grant in present day northwestern San Diego County, California given by governor Juan Alvarado in 1841 to Andrés Pico and Pio Pico...

.

With the cession

Mexican Cession

The Mexican Cession of 1848 is a historical name in the United States for the region of the present day southwestern United States that Mexico ceded to the U.S...

 of California to the United States following the Mexican-American War, the 1848 Treaty of Guadalupe Hidalgo

Treaty of Guadalupe Hidalgo

The Treaty of Guadalupe Hidalgo is the peace treaty, largely dictated by the United States to the interim government of a militarily occupied Mexico City, that ended the Mexican-American War on February 2, 1848...

 provided that the land grants would be honored. As required by the Land Act of 1851, a claim for Rancho Valle de San Felipe was filed with the Public Land Commission

Public Land Commission

The Public Land Commission, a former agency of the United States government, was created following the admission of California as a state in 1850 . The Commission's purpose was to determine the validity of prior Spanish and Mexican land grants in California.California Senator William M...

 in 1852, and the grant was patented

Land patent

A land patent is a land grant made patent by the sovereign lord over the land in question. To make a such a grant “patent”, such a sovereign lord must document the land grant, securely sign and seal the document and openly publish the same to the public for all to see...

 to John Forster in 1866.

The rancho was used as a rest stop on the Southern Emigrant Trail

Southern Emigrant Trail

Southern Emigrant Trail, also known as the Gila Trail, Kearny Trail, and Butterfield Stage Trail, was a major land route for immigration into California from the eastern United States that followed the Santa Fe Trail to New Mexico during the California Gold Rush...

, from 1857 as a stage stop on the Butterfield Overland Mail

Butterfield Overland Mail

The Butterfield Overland Mail Trail was a stagecoach route in the United States, operating from 1857 to 1861. It was a conduit for the U.S. mail from two eastern termini, Memphis, Tennessee and St. Louis, Missouri, meeting Fort Smith, Arkansas, and continuing through Indian Territory, New Mexico,...

 and later later lines, and was a military outpost of the Union Army

Union Army

The Union Army was the land force that fought for the Union during the American Civil War. It was also known as the Federal Army, the U.S. Army, the Northern Army and the National Army...

 in the American Civil War

American Civil War

The American Civil War was a civil war fought in the United States of America. In response to the election of Abraham Lincoln as President of the United States, 11 southern slave states declared their secession from the United States and formed the Confederate States of America ; the other 25...

.

Forster sold Rancho Valle de San Felipe to François Louis Alfred Pioche (1818–1872), a San Francisco financier. In 1890 (40 years after the sale to Forster), Castillo's daughter unsuccessfully claimed one fourth of the grant.