HomeCaliforniaThousand Oaks

Thousand Oaks, California

Located in Ventura County, California, Thousand Oaks was established in 1964. Thousand Oaks endured a mass shooting and a wildfire within days of each other in November 2018. Amgen, one of the world's largest biotech companies, is headquartered here.
Founded 1964 | Population 125,060 | Peak 125,060 (2024) | County Ventura County

Top 10 Most Important Events for Thousand Oaks, California

undefined
1964 Planned Community Incorporated: Master-planned community in Conejo Valley.
undefined
1969 Rapid Growth: Population grows from 0 to 36,000 in five years.
undefined
1996 Amgen Headquarters: Biotech giant establishes campus.
undefined
2018 Borderline Bar Shooting: Gunman kills 12 at country music bar. Community devastated.
undefined
2018 Woolsey Fire: Wildfire burns through area days after shooting.
🧠
How Well Do You Know Thousand Oaks?
5 questions • 2 minutes
Take the Quiz →

Latest News in Thousand Oaks

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…
Mar 13, 2026
What’s Behind Trump’s Push to Revive California Oil?
The Trump administration’s directive to Sable Offshore Corp. to restore the Santa Ynez oil unit in California represents a s…
Mar 10, 2026
CBS Investigation Reveals Hospice Fraud Hotspot in Los Angeles
CBS News has exposed a troubling epicenter of hospice fraud in Los Angeles, California, shedding light on a systemic issue that ha…

Complete Historical Timeline

1964 Government
Planned Community Incorporated
1969 Business
Rapid Growth
1996 Business
Amgen Headquarters
2018 Crime
Borderline Bar Shooting
2018 Disaster
Woolsey Fire

Did You Know?

1
Thousand Oaks endured a mass shooting and a wildfire within days of each other in November 2018.
2
Amgen, one of the world's largest biotech companies, is headquartered here.
3
Named for the many oak trees in the Conejo Valley, though there aren't literally a thousand.
4
Thousand Oaks is located in Ventura County, California.
5
Thousand Oaks was founded in 1964.

Famous People from Thousand Oaks, California

AB
Amanda Bynes
Actor · Born Apr 3, 1986 · Age 39
HM
Heather Morris
Actor, Singer · Born Feb 1, 1987 · Age 39
CL
Claire Liu
Tennis Player · Born May 25, 2000 · Age 25
CY
Christian Yelich
Baseball Player · Born Dec 5, 1991 · Age 34
MG
Marcos Giron
Tennis Player · Born Jul 24, 1993 · Age 32

Other Cities in California

View all California cities →
LA
Los Angeles
Pop. 3,898,747
SD
San Diego
Pop. 1,386,932
SJ
San Jose
Pop. 1,013,240
SF
San Francisco
Pop. 873,965
F
Fresno
Pop. 542,107
S
Sacramento
Pop. 524,943
See something that needs correcting?
We take accuracy seriously. Help us keep Thousand Oaks's history right.