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Updated ranking of the fastest-growing insurers

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Looking for insurance for your classic car? Find out more. Updated ranking of the fastest-growing insurers in the segment and why collectors prefer them.

How I discovered that not all insurance is the same

When I first insured my classic Mustang, I assumed all insurers were the same: generic treatment, basic coverage, and high prices.

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However, when I searched for reviews and quotes, I discovered that some specialized companies were growing like never before in this sector.

I realized there were options designed specifically for collector cars, offering real value without making it seem like you're overpaying.

In this article, we want to introduce you to the Insurers with the greatest growth in the classic car sector, based on recent data from 2025, and explain why they are becoming leaders.

Plus, we give you valuable insights so you can make an informed and confident decision if you're looking for protection for your rolling jewelry.

The classic car insurance market is on the rise

The global classic car insurance market has shown a compound annual growth rate (CAGR) of 7.11 % between 2019 and 2022, with written premiums that reached USD 30.97 billion in 2022, projecting to reach USD 51.9 billion by 2029 (PR Newswire).

In the UK, for example, the classic car insurance market was valued at £757.6 million in 2024, with an average policy cost of £123 per year (Heritage Car Insurance).

This growing demand has paved the way for specialized companies focused on vintage cars, offering policies with tailored coverage and competitive prices.

Which insurers are growing the most and why?

OpenRoad Insurance (USA)

OpenRoad has undoubtedly been the revelation of the year. In February 2025, it recorded an increase of 53 % in clients compared to January.

Many owners migrated from standard insurance because they found better prices and specific coverage for collector vehicles, including agreed value policies and more humane and personalized service (Open Road Auto Insurance).

This massive growth is supported by:

  • Agreed value coverage.
  • Friendly customer service.
  • Rapid expansion to more than 20 states in the U.S.

Traditional companies with strong specialization

Companies like Hagerty, Grundy, American Collectors Insurance (ACI), Chubb and American Modern Insurance Group They stand out for their focus on classic cars.

According to market reports, these companies combine experience, specialization and coverage for vintage vehicles with high fidelity (Reddit, 360iResearch).

  • Hagerty is a world leader in automotive collectibles and specialized insurance (Wikipedia).
  • Grundy Insurance It stands out for its value guarantees and benefits such as roadside assistance and spare parts.
  • American Collectors Insurance (ACI) It is among the favorites for its customer service and flexible policies (Forbes, LendingTree).

Large insurers with classic products

Although they are not native to the segment, companies such as Progressive, Allstate, Geico either State Farm are increasing their offering for classic cars, taking advantage of their operational scale.

Progressive, for example, closed 2024 with a growth of 24.5 % in written premiums, consolidating itself as one of the largest auto insurers in the U.S. (PropertyCasualty360).

Updated ranking: Top insurers that are growing most rapidly in classics

PositionInsuranceCountry / RegionReason for growth
1OpenRoadUSA+53 % customer growth in 2025, agreed value, specific coverages (Open Road Auto Insurance)
2Hagerty InsuranceUSA, Canada, UKSpecialized brand, events, restoration (Wikipedia, LendingTree)
3Grundy InsuranceUSAComprehensive coverage, spare parts and assistance (LendingTree)
4American Collectors InsuranceUSAHigh satisfaction on Trustpilot and strong reputation (LendingTree, Reddit)
5Progressive CorporationUSA (global vision)24.5 % growth in premiums, digitalization, telematics (PropertyCasualty360, Investors, Beinsure)

My experience changing my classic insurance

Two years ago, I insured my Mustang with a traditional company… and I was paying a fortune. When I discovered OpenRoad, I got my first quote. They offered:

  • Equal or better coverage.
  • Agreed value policy (important if the car is valuable).
  • Price 20–25 % lower than my previous policy.
  • Friendly and specialized service.

Since then, I've migrated, and not only have I saved money, but I've also gained peace of mind. If I get a refund, I'd know I'd be paid the car's actual value, not its depreciated value.

Tips for choosing the best insurance for your classic car

  1. Look for agreed value coverage (agreed value).
  2. Consult specialized options, not just great generals.
  3. Question about mileage limits and limited use, many charge less if it is used little.
  4. Check reputation and reviews, for example on Trustpilot or classic forums.
  5. Check if they offer specialized assistance or a network of classic workshops..

There are no more excuses for not insuring your classic car properly.

The classic car insurance market is growing, and there are now more specialized and reliable options than ever before.

The fastest growing companies, such as OpenRoad, Hagerty either Grundy, they do it because they understand our needs: real value, lower cost, close attention.

And you, do you already have insurance for your classic car? Or are you paying more than necessary? Share this article, tell me in the comments which insurer you chose, or if you'd like me to recommend where to get a quote based on your country.


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