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CADILLAC STS Car Insurance

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The Cadillac STS is a mid-size luxury sedan combining refined comfort, rear-wheel or all-wheel drive, and a distinguished road presence. Positioned as an American alternative to premium German sedans, it appeals to drivers seeking prestige and a smooth ride.

CADILLAC STS CAR INSURANCE RATES SINCE 2023.

Between 2023 and 2026, premiums for the Cadillac STS drop sharply, moving from $1746 to $258. This pronounced decline reflects the vehicle's aging and its progressively lower replacement value over time.

To find the best insurance for your CADILLAC STS vehicle, it is more important than ever to compare the available options.

How much does insurance for your CADILLAC STS cost in Quebec?

Based on the data provided, only Lévis is available, with an average premium of $258 for the Cadillac STS. No inter-city comparison can be established with a single city.

To get the exact cost for your situation, the best approach is to compare offers from several insurers. Using our Clicassure comparison tool, you can easily find the best premium tailored to your needs.

City Average price over the last 12 months
LÉVIS $258

CADILLAC STS average premium by model year

Average premium paid by our clients for each model year, over the last 5 years. Select a year to see its detailed statistics.

Model year Average premium
CADILLAC STS 2010 $1399.01
CADILLAC STS 2006 $1746.26

Frequently asked questions (FAQ)

How much does auto insurance cost for a Cadillac STS?
The average premium varies significantly by year: $1746 in 2023, $1013 in 2024, $825 in 2025, and $258 in 2026, reflecting the vehicle's increasing age.
Why has the Cadillac STS premium decreased so much?
The drop from $1746 to $258 between 2023 and 2026 is explained by continuous depreciation, which lowers the replacement value and therefore the insurance cost.
Is auto insurance mandatory in Quebec?
Yes. In Quebec, minimum civil liability coverage of $50,000 is mandatory for any road vehicle driven on public roads.
How much does it cost to insure a Cadillac STS in Lévis?
Based on available data, the average premium in Lévis is $258 for this model.
What factors influence the premium for a Cadillac STS?
Vehicle age, replacement value, parts cost, and claims history are the main factors driving the premium changes, as shown by the decline observed between 2023 and 2026.
How can I reduce the insurance cost of a Cadillac STS?
Comparing quotes from several insurers and adjusting coverage to the vehicle's current value can often further reduce the premium for an aging model.

Offers received by our customers on CADILLAC STS cars

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Methodology

To guarantee you the best possible information, the data presented on this page is based on the following rigorous criteria :

  • Analysis period: Our analyses are based solely on insurance submissions collected over the millions of submissions in recent years, thus guaranteeing the relevance of our comparisons.
  • Real-world comparisons: We only use premiums actually offered by our partner insurers in response to quote requests, keeping the lowest one obtained for each vehicle. This data is not limited to policies that were sold.
  • Proven savings: The results presented only reflect cases where the user has saved money thanks to our comparison tool.
  • Last updated: 09/04/2026

Versions covered by this CADILLAC STS page

The premiums above cover every version of the CADILLAC STS, so that each average rests on enough quotes. Here are the versions this page includes.

Version Model years
STS 4 V6 4DR AWD 2006 - 2011
STS 4 V8 4DR AWD 2005 - 2010
STS V6 4DR 2005 - 2011
STS V8 4DR 2005 - 2010
STS-V 4DR 2006 - 2009

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