Insurers wrote $344.11 billion in private passenger auto insurance direct premiums in 2024 — 35% of all reported P&C premiums, according to new data from the National Association of Insurance Commissioners.

The top five insurers in the space saw significant premium growth last year. Progressive led with a 24.5% increase in direct premiums written, up from $48.26 billion in 2023 to $60.05 billion in 2024.

Auto Club Enterprises, or AAA, cracked the top 10, moving from 11th last year to 9th this year. Liberty Mutual dropped one place after a dip in premiums written — $11.7 billion in 2024 compared to $13.31 billion in 2023.

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Corey Dahl

Corey Dahl is assistant editor with PropertyCasualty360.com. Reach her at [email protected].