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San Jacinto, California

Located in Riverside County, California, San Jacinto was established in 1888. At the base of San Jacinto Peak, one of Southern California's highest mountains. San Jacinto Valley community in Riverside County.
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Founded 1888 | Population 56,000 | Peak 56,000 (2024) | County Riverside County

Top 10 Most Important Events for San Jacinto, California

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1888 Founded: San Jacinto was founded by colonial settlers in Riverside County.
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1888 Incorporated: San Jacinto Valley.
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1942 Military Presence: Military installations became a major part of San Jacinto's identity and economy.
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2010 Modern Era: San Jacinto continued to develop as part of the greater metropolitan area, with new infrastructure and community amenities.
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Latest News in San Jacinto

Apr 11, 2026
Sexual Assault Probe and Staff Revolt Threaten to End Congressman’s California Gubernatorial Bid
Rep. Eric Swalwell’s once-promising campaign for California governor has unraveled with breathtaking speed. In little more than …
Apr 10, 2026
Pattern of Deaths and Disappearances Among U.S. Scientists Sparks Calls for Federal Scrutiny
The quiet death of a veteran NASA Jet Propulsion Laboratory scientist in 2023 has resurfaced amid a string of unexplained fataliti…
Mar 22, 2026
Parolee with Prior Double-Murder Conviction Sentenced to Life Without Parole in Killing of South Los Angeles Woman
LOS ANGELES—A man previously convicted of two murders in 1998 was sentenced to life in prison without the possibility of parole …
Mar 16, 2026
Study: Cannabis Ineffective for Most Mental Disorders
A major review of past studies has delivered a clear verdict on the role of cannabis-based medicines in treating mental health and…
Mar 16, 2026
Investigator Exposes $170M Fraud in California
Investigator Nick Shirley has brought to light a massive $170 million fraud scheme operating within California, representing a sig…
Mar 15, 2026
NYPD Captain Arrested for Assaulting Alleged Child Predator
NYPD Captain Kai Bowen is now facing serious legal repercussions following an off-duty incident that escalated into violence. Repo…

Complete Historical Timeline

1888 Culture
Founded
1888 Government
Incorporated
1942 Government
Military Presence
2010 Culture
Modern Era

Did You Know?

1
At the base of San Jacinto Peak, one of Southern California's highest mountains.
2
San Jacinto Valley community in Riverside County.
3
Not to be confused with the Battle of San Jacinto in Texas.
4
San Jacinto was founded in 1888.
5
San Jacinto has a population of approximately 56,000.

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Famous People from San Jacinto, California

AR
Aurelia Henry Reinhardt
Educator, Social Activist · Born Apr 1, 1877 · Died Jan 28, 1948 (age 70)
LW
Loyd Wright
Lawyer · Born Dec 24, 1892 · Died Oct 22, 1974 (age 81)
EC
Ed Castillo
Native American Activist
HM
Henning Dahl Mikkelsen
Danish Cartoonist
RW
Russell J. Waters
Politician · Born Jun 6, 1843 · Died Sep 25, 1911 (age 68)
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