Five filings raise The Hartford’s auto insurance rates for about 37,899 Connecticut drivers, with increases running from 5.5% to 12% and averaging roughly $191 more per year. The first renewals at the new rate start June 21, 2026.

The Hartford is raising auto insurance rates in Connecticut through five separate filings that together reach about 37,899 drivers and add roughly $7.25 million in annual premium. The largest filing raises rates 12% for 19,358 drivers, more than half the affected group. Three smaller filings raise rates between 5.5% and 7.8% for the remaining drivers. On average the increase works out to about $191 more per year, though the exact figure depends on which Hartford company issued your policy.

The increases phase in over several months. The earliest renewals reflect the new rate on June 21, 2026, with later waves through late October and early November 2026, depending on which Hartford company issued your policy. The Hartford is one of the larger personal auto carriers operating in Connecticut, so this action touches a meaningful slice of the state’s insured drivers.

Auto repair costs, medical inflation, and continued pressure on claims severity have pushed carriers across the country to file for higher rates over the past two years, and Connecticut is no exception. If your policy renews on or after June 21, 2026, you are likely looking at a higher bill. The good news is that you do not have to accept the increase without shopping. Competing carriers have not all filed identical increases, so a comparison quote now could save you real ground before this rate bump takes effect.

The Hartford Connecticut filings at a glance

Drivers affected	37,899
Rate increase range	5.5% to 12%
Largest filing	12% (19,358 drivers)
Added annual premium	$7.25 million
Average per driver	About $191

Source: Connecticut Insurance Department, five SERFF filings under The Hartford.

What’s Changing in the Hartford Connecticut Rate Filing

The Hartford filed five rate actions in Connecticut that the state insurance department is processing together. The filings cover several legal entities under The Hartford’s corporate umbrella, but the brand on your policy card is The Hartford, and the change flows through to your renewal the same way regardless of which subsidiary issued the policy.

The largest filing raises rates 12% and covers 19,358 drivers, adding about $5.67 million in annual premium. Because it rolls up more than one Hartford entity, the state records it as a combined filing rather than under a single named company. This is the action that drives most of the dollar impact in the group.

The Nutmeg Insurance Company book, about 13,677 drivers, sees a 5.9% increase effective October 25, 2026, adding $920,226 in premium. An earlier Nutmeg filing on the same book carried a 0% change effective June 21, 2026, and was superseded by this 5.9% increase, so those drivers are counted once, not twice.

Hartford Insurance Company of the Midwest filed a 7.8% increase for 2,622 drivers, adding $402,083, effective November 7, 2026. Property and Casualty Insurance Company of Hartford filed a 5.5% increase for 2,242 drivers, adding $264,028, also effective November 7, 2026.

Across all the filings, the increases reach about 37,899 unique Connecticut drivers and add $7,252,441 in annual premium. The individual rate changes range from 5.5% to 12%, with the 12% filing covering the largest single group. Carriers point to rising claims costs, higher repair bills, longer repair times, and elevated medical costs to justify increases like these. Connecticut’s urban driving patterns and high vehicle values tend to make the state’s loss ratios sensitive to those pressures.

What This Means for You

The average affected Connecticut driver will pay about $191 more per year across these filings, though the exact figure depends heavily on which Hartford company issued the policy. Drivers in the 12% filing see the biggest increases, while those in the 5.5% to 7.8% books see smaller ones. Your coverage level matters too. Full-coverage drivers carry higher base premiums, so the same percentage adds more in raw dollars than it does for a liability-only driver.

Drivers with recent claims or violations often pay more than average, so their dollar increase will likely run above the $191 figure. Timing depends on your subsidiary and renewal date. The earliest effective date in this group is June 21, 2026, so a policy renewing on or after that date will reflect the new rate.

Drivers under the Midwest or Property and Casualty books won’t see the change until November 7, 2026. That later date gives those drivers a few extra months to shop before the increase lands. The Nutmeg book deserves a closer look. Those drivers saw a 0% filing in June, then a 5.9% increase effective October 25, 2026, so the increase reaches them later in the year rather than not at all.

Your rate letter at renewal is the definitive source for what you will actually pay. Compare it against your current premium, and if the new amount looks higher than expected, ask The Hartford to confirm which filing applies to your policy.

How the Hartford Compares

The Hartford sits in the mid-tier of national auto insurers by market share. It’s a large, well-established carrier with a strong presence in the Northeast, including Connecticut, but it doesn’t hold the same dominant share as the biggest players in the personal auto space. That matters for you as a shopper because you have real alternatives.

State Farm is the largest personal auto insurer in the country and competes directly with The Hartford in Connecticut. State Farm has also been actively adjusting rates in many states over the past two years, but the timing and magnitude of those increases has varied by state. It’s worth getting a quote to see where their current Connecticut pricing lands relative to The Hartford’s post-increase rates.

Progressive is another direct competitor in Connecticut and tends to be price-competitive for drivers with clean records. Progressive has invested heavily in telematics-based pricing through its Snapshot program, which can reward low-mileage or careful drivers with below-average premiums. If you haven’t had a claim or violation in the past three years, Progressive is a strong comparison point.

GEICO competes on price in Connecticut and historically has run lean on overhead, which it passes along in rates. GEICO’s digital-first model and broad underwriting appetite make it a practical quote to run before your Hartford renewal date.

This article does not have current competitor rate filings for these three carriers in Connecticut, so a direct percentage comparison isn’t possible here. What is known is that The Hartford’s increase, reaching as high as 12% on its largest book, is a real and meaningful upward move, and the market has enough active competitors in this state that a comparison quote before your renewal date is a concrete action worth taking. Rate levels vary significantly by driver profile, vehicle, ZIP code, and coverage selection, so the only way to know if you can do better is to run the numbers yourself.

How to Save on Insurance

If you renew with The Hartford after June 21, 2026, your premium goes up an average of about $191 per year, and as much as 12% on the largest book. Here’s what to do before that renewal hits.

1. Shop before your renewal date. The most effective window to comparison shop is four to six weeks before your policy renews. Get quotes from at least three carriers. Progressive, GEICO, and State Farm all write personal auto in Connecticut and compete for drivers who look like you. A 20-minute quoting session could offset the full increase or more.
2. Check your coverage levels at renewal. If your vehicle has aged out of needing comprehensive and collision, dropping those coverages could offset the rate increase. A car worth less than $4,000 to $5,000 may not be worth the collision premium. Run the math against the filing’s effective date so you’re making a real apples-to-apples comparison.
3. Ask The Hartford about telematics or loyalty discounts before you switch. Some Hartford policies qualify for usage-based or low-mileage discounts that could blunt the increase without requiring you to move carriers. Call or log in before your renewal date and ask directly. If your current premium is already below market, staying put with a discount applied may still be the better deal.

Shopping one afternoon before your renewal is the surest way to keep this increase from sticking. A single round of quotes tells you whether The Hartford’s new rate is still competitive for your profile or whether another carrier now beats it. Treat your renewal date as the deadline to act, not just another bill to pay.

For a deeper look at how The Hartford stacks up on service, claims handling, and pricing in Connecticut, see The Hartford’s carrier review page at IRG’s Hartford review. For a broader guide to shopping auto insurance in Connecticut, see the IRG Connecticut state guide at Connecticut auto insurance guide.

Sources

• Connecticut Insurance Department

• Multiple (combined filing), HART-134870817, (HART-134870817.pdf)
• Nutmeg Insurance Company, HART-134903804, (companion), (HART-134903804.pdf)
• Hartford Insurance Company of the Midwest, HART-134870122, (companion), (HART-134870122.pdf)
• Property and Casualty Insurance Company of Hartford, HART-134871855, (companion), (HART-134871855.pdf)
• Nutmeg Insurance Company, HART-134702222, (superseded 0% filing), (HART-134702222.pdf)