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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

May 6, 2026
He Had A Tough Childhood And His Dad Was A Bank Robber But Today He’s A Hollywood Star
Before he ever put on a Spider-Man suit, Tobey Maguire was fighting battles far from Hollywood red carpets and blockbuster premier…
May 4, 2026
Wheel of Fortune Contestant Misses Out On $61,000 Over This Tough Puzzle
A Wheel of Fortune contestant saw $61,000 slip away in the Bonus Round last week, leaving fans stunned over what many called one o…
Apr 20, 2026
Dead or Missing Scientists Pose “National Security Threat,” Top House Republican Warns as Oversight Committee Launches Probe
House Oversight Committee Chairman James Comer (R-Ky.) has declared a series of deaths and disappearances involving at least 11 Am…
Apr 18, 2026
Trump’s Psychedelic Pivot: Executive Order Accelerates Review of Mind-Altering Drugs for Mental Health Crisis
President Donald Trump signed an executive order on Saturday directing federal agencies to fast-track the review and potential app…
Apr 16, 2026
White House Signals Review of Mysterious Deaths and Disappearances Among U.S. Scientists in Sensitive Fields
The Trump administration has indicated it will examine a cluster of unexplained deaths and disappearances involving at least 10 Am…
Apr 14, 2026
California’s “Stop Nick Shirley Act”: Privacy Measure or Assault on Investigative Journalism?
California lawmakers advanced a controversial bill Monday that critics have dubbed the “Stop Nick Shirley Act,” raising sharp …

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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