Rancho Thompson (also called "Eight Leagues on Stanislaus River") was a

Mexican land grant The Spanish and Mexican governments made many concessions and land grants in Alta California (now known as California) and Baja California from 1775 to 1846. The Spanish Concessions of land were made to retired soldiers as an inducement fo ...

in present-day

San Joaquin County San Joaquin County (; Spanish: ''San Joaquín'', meaning "St. Joachim"), officially the County of San Joaquin, is a county in the U.S. state of California. As of the 2020 census, the population was 779,233. The county seat is Stockton. San Joa ...

and

Stanislaus County, California , image_skyline = , image_caption = Images, from top down, left to right: Modesto Arch, Knights Ferry's General Store, a view of the Tuolumne River from Waterford , image_flag = , ...

given in 1846 by Governor

Pío Pico Don Pío de Jesús Pico (May 5, 1801 – September 11, 1894) was a Californio politician, ranchero, and entrepreneur, famous for serving as the last governor of California (present-day U.S. state of California) under Mexican rule. A member of t ...

to Alpheus Basil Thompson.Ogden Hoffman, 1862, ''Reports of Land Cases Determined in the United States District Court for the Northern District of California'', Numa Hubert, San Francisco The rectangular grant was along both sides of the Stanislaus River by – mostly north of the river. The grant encompassed present-day

Riverbank Riverbank or river bank may refer to: * Bank (geography), the bank of a river Places * Riverbank, California *Riverbank, former name of Bryte, California Enterprises and organizations *Riverbank Academy, a special school in Coventry, England *Ri ...

and Oakdale.

History

Captain Alpheus Basil Thompson (1795–1869) was a seagoing merchant from

Brunswick, Maine Brunswick is a New England town, town in Cumberland County, Maine, Cumberland County, Maine, United States. The population was 21,756 at the 2020 United States Census. Part of the Portland-South Portland-Biddeford metropolitan area, Brunswick is ...

who settled in Santa Barbara in 1834. Thompson owned the ships Loriot and the Bolívar Liberator, trading between the China and California. Thompson married Francisca Carrillo, daughter of

Carlos Antonio Carrillo Carlos Antonio Carrillo (24 December 1783 – 23 February 1852) was a Californio politician, military officer, and ranchero. He was nominated to serve as Governor of Alta California from 1837–38, in opposition to Juan Bautista Alvarado's rule. ...

, Governor of Alta California from 1837 to 1838. Thomson and his shipping partner and brother-in-law, John Coffin Jones, Jr. (1796–1861), entered into a partnership to manage their

Santa Rosa Island, California Santa Rosa Island (Spanish: ''Isla de Santa Rosa''; Chumash: ''Wi'ma'') is the second largest of the Channel Islands of California at 53,195 acres (215.27 km2 or 83.118 sq mi). Santa Rosa is located about off the coast of Santa Barbara, ...

land grant. A legal battle between Thompson and Jones began in 1856, and the acrimonious Thompson-Jones partnership ended in 1859. With the

cession The act of cession is the assignment of property to another entity. In international law it commonly refers to land transferred by treaty. Ballentine's Law Dictionary defines cession as "a surrender; a giving up; a relinquishment of jurisdict ...

of California to the United States following the

Mexican-American War Mexican Americans ( es, mexicano-estadounidenses, , or ) are Americans of full or partial Mexican heritage. In 2019, Mexican Americans comprised 11.3% of the US population and 61.5% of all Hispanic and Latino Americans. In 2019, 71% of Mexic ...

, the 1848

Treaty of Guadalupe Hidalgo The Treaty of Guadalupe Hidalgo ( es, Tratado de Guadalupe Hidalgo), officially the Treaty of Peace, Friendship, Limits, and Settlement between the United States of America and the United Mexican States, is the peace treaty that was signed on 2 ...

provided that the land grants would be honored. As required by the Land Act of 1851, a claim for Rancho Thompson was filed with the

Public Land Commission The California Land Act of 1851 (), enacted following the Treaty of Guadalupe Hidalgo and the admission of California as a state in 1850, established a three-member Public Land Commission to determine the validity of prior Spanish and Mexican l ...

in 1852, and the grant was

patented A patent is a type of intellectual property that gives its owner the legal right to exclude others from making, using, or selling an invention for a limited period of time in exchange for publishing an enabling disclosure of the invention."A p ...

to Alpheus Basil Thompson in 1858. Report of the Surveyor General 1844 - 1886
Thompson sold an undivided seven-tenths to Gabriel B. Post of G. B. Post & Co., San Francisco, and the remaining three-tenths to the law firm of Halleck, Peachy & Billings. Post & Co. went bankrupt, and Halleck, Peachy & Billings now owned the entire grant. The grant was sold off in small pieces from 1858 to 1862.

References

{{San Joaquin Valley Thompson Thompson Thompson Stanislaus River History of the San Joaquin Valley Thompson