Top 10 Auto Insurance Companies in USA 2026

Car insurance in the United States is a scale-heavy business. Only a few companies account for most of the policies written, and the top two are now neck and neck.

State Farm took the crown in 2025 with $69.2 billion in private passenger auto premiums written. Progressive came in close at $69.0 billion. Less than $200 million separates the two at the top, and the top five groups account for 65.14% of all business, according to National Association of Insurance Commissioners (NAIC) numbers released in March 2026.

Auto insurance rates are still a sore point for most drivers. NerdWallet reports the national average cost of full coverage to be $2,361 per year as of October 2026. Even so, the market has begun to cool after several years of steep rate increases, and the largest insurance companies have started competing with each other again on price, technology and service.

Also Read: Top 10 Health Insurance Companies in USA 2026

How we ranked them: we use the 2025 private passenger auto direct premiums written numbers from the NAIC, which are the latest full-year figures available, as reported by the Insurance Information Institute and S&P Global Market Intelligence. None of the rankings on this page are paid for. Below we look at the top 10 auto insurance companies in USA for 2026, what each one does best and which drivers it suits.

Why the Biggest Auto Insurers in the USA Matter in 2026

Size isn’t everything when buying car insurance, but it shapes price, claims service and stability, and it gives the largest auto insurance companies in the USA some real advantages.

Scale Spreads Risk

When an insurance company writes tens of billions of dollars in premiums, it can weather a bad hail year or wildfire year without pulling out of a state. That matters more than ever, since recent catastrophe losses have pushed several insurers to tighten underwriting.

Data Drives Pricing

The biggest auto insurers have decades of claims data and large telematics programs, which allows them to price drivers more accurately. This is why programs such as Progressive’s Snapshot and Allstate’s Drivewise have become standard tools.

The Rate Cycle Has Turned

Drivers got some relief in 2025 and 2026 after several years of rate hikes. State Farm lowered auto rates in 40 states, and in J.D. Power’s 2026 U.S. Auto Insurance Study, satisfaction with price for coverage rose 3 points as fewer customers reported that their insurer had raised their rates.

Distribution Choices Differ

Some of these companies sell mainly through captive agents, others directly online, and some through independent agents. Knowing how a carrier sells helps you decide where you will get the service you want.

Top 10 Auto Insurance Companies in USA at a Glance

Top 10 Auto Insurance Companies in USA (2026)

Here are the 10 largest car insurance companies in the USA, ranked by 2025 private passenger auto premiums written.

1. State Farm

State Farm was founded in 1922 by George J. Mecherle, a retired farmer, and is based in Bloomington, Illinois. It is a group of mutual insurance companies owned by its policyholders, and it remains the largest auto insurer in the country, having written $69.2 billion in private passenger auto premiums in 2025 for an 18.64% share of the market. Jon Farney took over as CEO in 2024.

2025 was a turnaround year for State Farm. Net income was $12.9 billion, compared to $5.3 billion in 2024, and its auto line swung to a $4.6 billion underwriting gain. It lowered auto rates in 40 states, saving customers about $4.6 billion per year, and announced a one-time $5 billion cash dividend for qualifying auto customers, paid in 2026. The group has nearly 97 million policies and accounts in force and more than 19,200 agent offices.

Key Auto Insurance Solutions
✔ Auto coverage sold through local agents
✔ Home, life and auto bundles
✔ One-time 2026 cash dividend for qualifying auto customers
✔ Rate reductions in 40 states

Best for: Drivers who want a local agent and one company for car, home and life cover.

2. Progressive

Progressive was started in 1937 by Joseph Lewis and Jack Green, two Cleveland lawyers. It is based in Mayfield Village, Ohio, and wrote $69.0 billion in private passenger auto premiums in 2025, giving it an 18.60% market share, just behind State Farm. S&P Global Market Intelligence estimates that Progressive was the No. 1 private passenger auto writer for the 12 months ended March 31, 2026.

Progressive continues to grow fast. It wrote $22.3 billion in net premiums in the third quarter of 2026, an increase of 4%, with a combined ratio of 88.7. It had 16.8 million direct auto and 11.3 million agency auto policies in force at September 30, 2026, up 8% and 7% respectively. Progressive was the first insurer to let consumers buy an auto policy online in real time, in 1997, and it introduced Name Your Price in 2009. Tricia Griffith has been CEO since 2016.

Key Auto Insurance Solutions
✔ Snapshot usage-based pricing
✔ Name Your Price quoting tool
✔ Direct online and independent-agent channels
✔ Commercial auto and specialty lines

Best for: Price shoppers who like comparing options online or through an independent agent.

3. GEICO

GEICO was founded by Leo and Lillian Goodwin in 1936 and is headquartered in Chevy Chase, Maryland. It became a wholly owned subsidiary of Berkshire Hathaway in 1996. Berkshire’s insurance group, led by GEICO, wrote $42.9 billion in private passenger auto premiums in 2025 and accounted for 11.56% of the market. GEICO says it insures more than 28 million vehicles.

GEICO has a new leader. In December 2025, Berkshire named Nancy L. Pierce, previously chief operating officer, as CEO after Todd Combs left to join JPMorgan Chase. Underwriting profit fell to $994 million in the first half of 2026 as claims costs rose, though premiums earned grew 3%. NerdWallet’s October 2026 review picked GEICO for ways to save, with an average full-coverage cost of $2,020 a year.

Key Auto Insurance Solutions
✔ Direct online and phone sales
✔ Coverage for more than 28 million vehicles
✔ Wide range of discounts
✔ Backed by Berkshire Hathaway

Best for: Self-directed drivers who want a low price and are happy to manage a policy online.

4. Allstate

Allstate began in 1931 as part of Sears, Roebuck and Co. It became fully independent in 1995 and is based in Northbrook, Illinois. Allstate is led by chair, president and CEO Tom Wilson, who has run the company since 2007. It wrote $37.7 billion in private passenger auto premiums in 2025, which gave it a 10.15% market share.

Allstate’s auto business is very profitable right now. The company generated $18.6 billion in revenue and $3.2 billion in net income in the second quarter of 2026, and its auto combined ratio improved by 2.7 points to 83.3. Policies in force, including its protection services business, reached 215.9 million. Allstate bought National General in 2021 and phased out the Esurance brand in 2020.

Key Auto Insurance Solutions
✔ Drivewise telematics program
✔ Milewise pay-per-mile insurance
✔ National General for independent agents
✔ Home and auto bundles

Best for: Drivers who want telematics or pay-per-mile options backed by a national brand.

5. USAA

USAA was founded by 25 U.S. Army officers in San Antonio, Texas, back in 1922. It provides insurance to military members, veterans and their eligible families. USAA wrote about $23 billion in private passenger auto premiums in 2025 and held a 6.19% market share. Juan C. Andrade was named CEO in April 2025.

USAA has rebuilt its balance sheet, increasing its net worth by $6.3 billion in 2025 to $38.6 billion. It serves more than 14.5 million members, and in August 2026 retired Army Lt. Gen. David F. Melcher was named chairman of the board. Membership is limited, but for those who qualify, USAA pairs auto cover with banking, investments and life insurance.

Key Auto Insurance Solutions
✔ Auto cover for military members and veterans
✔ SafePilot telematics program
✔ Banking and insurance under one membership
✔ Home, renters and life policies

Best for: Eligible military families who want insurance and banking in one place.

6. Farmers Insurance

Farmers was started in 1928 in Los Angeles by John C. Tyler and Thomas E. Leavey, and the company is headquartered in Woodland Hills, California. Three reciprocal exchanges operate under the Farmers name. They are managed by Farmers Group, Inc., a company under the Zurich Insurance Group umbrella. The group wrote $13.2 billion in 2025 private passenger auto premiums, a 3.57% share. The CEO of Farmers Group is Raul Vargas.

Farmers offers multiple brands to reach various types of drivers. Bristol West offers non-standard auto insurance, 21st Century sells auto insurance mainly online and by phone, and Foremost covers specialty vehicles such as RVs and boats. In March 2026, Farmers set a goal of adding 1,700 new agency owners across the country during the year. It also lifted its cap on writing new homeowners policies in California in November 2025.

Key Auto Insurance Solutions
✔ Agent-led auto and home cover
✔ Bristol West for non-standard drivers
✔ 21st Century direct auto
✔ Foremost for RVs, boats and specialty vehicles

Best for: Drivers who want an agent and may need specialty or non-standard coverage.

7. Liberty Mutual

Liberty Mutual opened its doors in Boston, Massachusetts, on July 1, 1912. The original intent of the company was to write workers’ compensation insurance. It remains based in Boston today and is run by chairman and CEO Tim Sweeney. Liberty Mutual has owned Safeco since 2008, and the group wrote $10.4 billion in private passenger auto premiums in 2025, a 2.81% share.

Liberty Mutual had a record year in 2025. Net income was $6.8 billion, revenue was $50.5 billion and its combined ratio was 88.4%. Its U.S. Retail Markets unit, which includes personal auto, shrank, with net premiums written down 6.4% to $26.5 billion, as the company focused on profitability over volume. It sells directly under the Liberty Mutual brand and through independent agents under the Safeco name.

Key Auto Insurance Solutions
✔ Direct personal auto cover
✔ Safeco through independent agents
✔ Home and auto bundles
✔ Commercial insurance via Global Risk Solutions

Best for: Drivers who want a choice between buying direct or through an independent agent.

8. Travelers

Travelers was founded in 1864 in Hartford, Connecticut, and it issued an automobile insurance policy as early as 1897. Travelers is run by chairman and CEO Alan Schnitzer, and it sells most of its personal auto business through independent agents. Travelers wrote $7.2 billion in private passenger auto premiums in 2025, a 1.93% share.

Its recent results have been impressive. Travelers posted net income of $1.917 billion on a combined ratio of 86.8% in the third quarter of 2026, results it released on October 16. Net written premiums for Personal Insurance were $4.403 billion, including $1.892 billion from domestic automobile. NerdWallet named Travelers its best budget pick in October 2026, with an average rate of $1,652 a year for full coverage.

Key Auto Insurance Solutions
✔ Auto cover through independent agents
✔ Home and auto packages
✔ Competitive full-coverage pricing
✔ Business and specialty insurance

Best for: Cost-conscious drivers who prefer working with an independent agent.

9. Auto Club Exchange (AAA)

The Auto Club Exchange group is the insurance arm behind the AAA clubs led by the Automobile Club of Southern California. The club was founded on December 13, 1900, in Los Angeles and has administrative offices in Costa Mesa. The group wrote $7.05 billion in private passenger auto premiums in 2025, a 1.90% share.

Its insurer, the Interinsurance Exchange of the Automobile Club, is a reciprocal inter-insurance exchange. The Automobile Club of Southern California has almost 8 million members, and the total across affiliated clubs is more than 16 million. These clubs operate in 21 states, including Texas, New Mexico, Hawaii and Missouri. Greg Backley is CEO. Other AAA insurers, such as CSAA and the Automobile Club of Michigan, are counted as separate groups in the NAIC data.

Key Auto Insurance Solutions
✔ Auto insurance for AAA members
✔ Roadside assistance through membership
✔ Home and auto bundles
✔ Branch offices and agents

Best for: AAA members in the club’s territory who want roadside help and insurance together.

10. American Family Insurance

American Family was created in 1927 by Herman Wittwer as Farmers Mutual Automobile Insurance Company in Madison, Wisconsin, where it is still headquartered. Bill Westrate is chair and CEO, and the group includes Homesite, CONNECT and Main Street America. American Family wrote $5.7 billion in private passenger auto premiums in 2025, a 1.53% share.

American Family spent 2025 getting leaner and more profitable. Revenue dropped 2.5% to $19.5 billion after it sold The General to Sentry Insurance in 2024 and exited personal lines at Main Street America. Its property and casualty combined ratio improved 12.4 points to 84.6%, and members’ equity rose to $14.3 billion. It ended the year with 12.1 million policies in force.

Key Auto Insurance Solutions
✔ Agent-led auto cover
✔ CONNECT direct and affinity auto
✔ Homesite home insurance partnerships
✔ Auto, home and life bundles

Best for: Drivers in its core states who want a mutual insurer with a local agent.

How to Choose the Right Auto Insurance Partner in USA

Just because a company is the largest doesn’t mean it is going to be the best for you. Here are some things to check when shopping for auto insurance.

Check State Requirements

Auto insurance is regulated state by state, and minimum liability limits differ. Make sure you know what your state insurance department requires, then decide how much coverage you want above that minimum.

Compare Several Quotes

Prices for the same driver can vary by hundreds of dollars a year. NerdWallet’s October 2026 data shows average full-coverage rates ranging from $1,652 at Travelers to more than $3,000 at some highly rated insurance companies.

Look at Financial Strength

Make sure your insurance company will be able to pay claims after a disaster. Look at its AM Best rating and its recent results before signing up.

Review Complaint Records

The NAIC publishes complaint data reported by state regulators. An insurance company with fewer complaints relative to its size is usually easier to work with when you have a claim.

Decide How You Want to Buy

There are different ways to buy insurance. You can go through a captive agent, buy direct, or use an independent agent who can quote several companies. Choose the channel that matches the help you want.

Consider Telematics

Telematics programs such as Snapshot, Drivewise and SafePilot can lower your rate if you drive safely. Learn what driving data is collected and how it is used before joining a program.

Frequently Asked Questions About Auto Insurance Companies in USA

Which is the largest auto insurance company in the USA?

State Farm was the biggest auto insurance company for full-year 2025. It wrote $69.2 billion in private passenger auto premiums for an 18.64% share. Progressive came in second with 18.60%, and S&P Global estimates that Progressive led on a rolling 12-month basis to March 31, 2026.

Who owns GEICO?

GEICO has been a wholly owned subsidiary of Berkshire Hathaway since 1996. Nancy L. Pierce became CEO of GEICO in December 2025.

How much does car insurance cost in 2026?

NerdWallet puts the national average for full coverage auto insurance at $2,361 a year as of October 2026. That figure is for a driver with a clean record and good credit. Your own price depends on your state, car, driving history and coverage.

Why are Nationwide and Esurance not on this list?

We ranked each company by its 2025 premium volume. Nationwide ranked 14th with a 1.10% share, and Allstate phased out its Esurance brand in 2020. No single auto insurance company is the best for everyone, so smaller companies outside the top 10 can still be the right fit.

Conclusion

The top 10 auto insurance companies in USA write most of the country’s car insurance, and the race at the top has never been closer. State Farm leads on 2025 premiums, Progressive is level with it, and GEICO and Allstate round out the Big Four.

As mentioned above, the right insurer still depends on you. Compare quotes, check financial strength and complaint records, and choose the buying channel you are comfortable with. A few minutes of comparison can save you real money in 2026.

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