Top 10 Car Insurance Companies in the USA (2026)
- State Farm Group – Largest U.S. auto insurer by premiums written and market share. (Beinsure)
- Progressive Insurance Group – A close second in market size with strong growth in auto insurance. (Beinsure)
- GEICO (Berkshire Hathaway) – Major national insurer known for competitive pricing. (Beinsure)
- Allstate Insurance Group – One of the largest personal auto insurers with broad product offerings. (Beinsure)
- USAA Group – Highly rated for customer satisfaction (serves military members & families). (Beinsure)
- Farmers Insurance Group – Large insurer with national agent network. (Beinsure)
- Liberty Mutual Insurance – Major national carrier with a wide range of auto products. (Beinsure)
- Travelers Group – Significant presence in auto insurance (and other P/C lines). (Beinsure)
- Auto Club Enterprises Insurance Group (AAA) – Large insurer especially in certain regional markets. (Beinsure)
- American Family Insurance – Well‑known regional and national auto insurer. (Beinsure)
📊 Bonus — solid runners up just outside the top 10 (but still large players in 2026):
- Auto‑Owners Insurance (Beinsure)
- Erie Insurance (Beinsure)
- CSAA Insurance Group (AAA affiliate) (Beinsure)
- Kemper Personal Insurance (Beinsure)
📌 Why These Matter
• Market Share: These firms collectively control the vast majority of the U.S. auto insurance market, with the top 25 writing over 80% of premiums. (Beinsure)
• Financial Strength: Most have high AM Best or equivalent financial ratings, indicating strong ability to pay claims. (MoneyGeek.com)
• Consumer Reach: They differ in public reputation, pricing strategies, and digital tools — but are the biggest in terms of written business. (NerdWallet)