As of 2015, State Farm, Allstate, Geico, Progressive and Farmers are the five most popular insurance companies in the United States as of 2013, according to Bankrate. Founded in the 1920s and 1930s, these five companies combined to write approximately half of all auto insurance policies in the United States..
The largest auto insurance company is State Farm, which holds 18.39 percent of all auto insurance polices in the United States as of 2015, notes Bankrate. Allstate and Geico both have approximately 10 percent of the auto insurance market, while Progressive has 8.27 percent. Farmers provides auto insurance to 5.89 of the total U.S. market.
To find the best car insurance company for their needs, people should compare the complaint records on their states' insurance department websites and the National Association of Insurance Commissioners' website, suggests Insurance.com. Shoppers can also view the most recent Consumer Reports survey on car insurance companies to find out how current customers feel about their auto insurance. This information should help shoppers understand how each car insurance company responds to customers who get in an accident or need special help with their policy.
When comparing rates, shoppers should ask for identical rates of coverage and investigate any available discounts for accurate results, notes Insurance.com. To get the best possible price, shoppers should do their research before contacting an insurance agent.