Best Companies

Best California Car Insurers

1) State Farm Insurance

State Farm is the market leader in California for car insurance companies with 13% share of the market. In California, State Farm insures 3.3M cars and has 2,000 agent offices with 4,000 employees. State Farm has the largest market share in the United States with 18% share of the car insurance market.  In 2010, State Farm was ranked 34th in the Fortune 500 which ranks companies by revenue.  State Farm is the world’s largest Property and Casualty insurance firm with over 67,000 employees and 17,000 agents with 343 claim offices and 30 operations center.  More on State Farm Insurance

2) Geico

Geico is a top 10 insurance company in the state of California. Over the past 10 years Geico has been one of the fastest growing California car insurance companies in California. Geico is wholly owned subsidiary of Berkshire Hathaway. Geico is the fourth largest car insurance in company in the US.  More on Geico

3) Allstate

In California, Allstate is one of the largest car insurance companies. In California, Allstate insures more than 2 million cars and trucks and employs more than 3,500 agents and employees. Allstate continues to grow in California and has announced their intention of adding over 120 agents in the state of California during 2011. This comes on top of growth where they added 44 agents in 2010 and 17 in 2009 to their California support.  More on AllstateAllstate buys Esurance.

California Interstate 5

4) Mercury Insurance Group

Unlike many of the other companies reviewed, Mercury does almost 80% of its business in the State of California. Mercury is one of the largest California car insurance companies.  Mercury is an automobile and property insurance company founded in California 1961. The company is headquartered in Los Angeles, CA.  More on Mercury Insurance.

5) Farmers Insurance

Farmers Group Inc. is headquartered in Los Angeles, California but is 100% owned by Zurich Financial Services based in Zurich, Switzerland. In April 2009, the Farmers Insurance Group acquired 21st Century Insurance for 1.9 billion dollars from its competitor AIG. With the purchase of 21st Century and already owning Mid-Century, a well established California car insurance company, Farmers Insurance is one of largest California car insurance companies. More on Farmers

Farmers – MidCentury - The company  is based in Los Angeles, California.  Mid-Century Insurance Company operates as a subsidiary of Farmers Insurance Group Inc. If you look at Mid-Century’s position by itself, it would be in the top 10 for largest California car insurance companies. More Mid-Century

Farmers – 21st Century – 21st Century Insurance is a subsidiary company of Farmers Insurance Group. Primarily, they sell auto insurance through direct channels (without agents) The company was purchased in 2005 by AIG and then later sold in 2009 to Farmers Insurance Group. As with Mid-Century, 21st Century would also be one of the top 10 largest Car Insurance Companies in the state of California excluding the presence of Farmers.  More 21st Century

California 101 Sign

6) Progressive

In California, Progressive has been growing and currently has market position in the top 10 for California Car Insurance Companies. The Progressive Corporation, known as the Progressive Casualty Insurance Company through its subsidiaries, provides personal automobile insurance, and other specialty property-casualty insurance and related services in the United States.  More Progressive

7) AAA Southern California

The Automobile Club of Southern California is the Southern California affiliate of the American Automobile Association (AAA) federation of motor clubs. Today, the Automobile Club of Southern California’s affiliated insurance company, one of California’s largest insurers, provides coverage for homes, recreational vehicles and watercraft as well as cars and trucks. It is the largest affiliate of the American Automobile Association or “AAA.” The Auto Club is one of the top 10 California Car Insurance Companies.

8) AAA Northern California

AAA Northern California is the second largest motor club among a group of 57 motor clubs serving 50 million members throughout the United States (48 clubs) and Canada (9 clubs). AAA covers more than 4 million members in Northern California, Nevada and Utah. They are based in Walnut Creek, California with about 6000 employees. They have more than 75 branch offices in Northern California in addition to 5 express stores.  AAA is one of the largest California car insurance companies. They have nearly 1 million auto insurance policyholders and insure approximately 1.7 million cars in California.

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9) Infinity Insurance

Infinity Property & Casualty Corporation is headquartered in Birmingham, Alabama. Almost 90% of Infinity’s revenue comes from non-standard car insurance and 50% comes from the State of California.  Infinity Insurance provides non-standard car insurance through more than 12,500 independent agents.  Infinity has revenue close to $1 Billion dollars and about 1,800 employees. Infinity carries an AM best rating of A. They currently are one of the top California Car Insurance Companies.


10) United Services Automobile Association (USAA)

USAA is the 8th largest car insurance company in the United Sates and also one of the largest California Car Insurance Companies. USAA is a Fortune 500[2] financial services company offering banking, investing, and insurance to people and families that serve, or served, in the United States military. In 2010, there were 8.0 million members USAA membership is offered to officers and enlisted personnel, including those on active duty, those in the National Guard and Reserve, Officer candidates in commissioning programs (Academy, ROTC, OCS/OTS) and all those who have served in the aforementioned categories and who have retired or have been discharged honorably. USAA has very strong financial ratings and is rated an A++ by AM Best.






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