Used 2021 Mazda CX-3 for Sale near Ontario

How much does the 2021 Mazda CX-3 cost?

Prices have softened 14.46% compared to this time last year, making it a favourable time to shop this model year.

There are 81 listings available, which suggests a modest amount of inventory for shoppers comparing used examples.

Is the 2021 Mazda CX-3 a good car?

Yes — the 2021 Mazda CX-3 earns a 5/5 user rating, and it fits well if you want a small crossover that feels stylish, fun to drive, and more premium inside than many rivals. It also brings a solid list of driver-assist safety features and strong safety ratings, which adds to its appeal if you value confidence and refinement in a compact package. Its cramped back seat and limited cargo space mean it makes the most sense if you care more about driving feel and polish than maximum practicality. With 37.0% of listings marked as good or great deals, there is still decent market opportunity if you shop carefully.

Is the 2021 Mazda CX-3 reliable?

Owners rate it 5/5, a strong signal of long-term satisfaction.

The 2021 CX-3 is presented as a well-rounded small crossover with a strong safety reputation and a practical, proven formula. For used buyers, the main long-term ownership risk is less about the vehicle’s core appeal and more about whether its tight rear-seat and cargo packaging will still suit your needs over time.

Is now a good time to buy a used 2021 Mazda CX-3?

This looks like a moderate market for selective buyers: there is enough inventory to compare options, but the best-priced examples still deserve quick attention.

• Deal availability: 37.0% of listings are priced as good or great deals.
• Inventory: There are 81 listings available.
• Price trend: Prices have softened 14.46% compared with last year.

If you find a listing below $19,955 CAD, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Mazda CX-3's resale value?

The current average of $20,066 CAD sits slightly below last year's $23,457 CAD.

That decline suggests future sellers may need to price competitively if they want to move the vehicle quickly. The current market also shows that buyers have become more price-sensitive, so condition, mileage, and equipment will matter more when you go to sell. Even so, a model with broad appeal and a strong reputation can still hold attention better than a less desirable alternative.

Vehicles with strong owner satisfaction ratings, like this model year's 5/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2021 Mazda CX-3 or consider a different year?

If you're weighing the 2021 against nearby model years, here's how to think about it:

Choose the 2021 if:

• 37.0% of listings are priced as good or great deals.
• Price trend: Prices have softened 14.46% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line: The 2021 Mazda CX-3 is a smart pick if you want a compact crossover with a premium feel, strong safety credentials, and a more engaging personality than many rivals. If your priority is value, the current pricing trend and deal availability make this a sensible year to shop; if you need more passenger or cargo room, you may want to consider a different year or a different model altogether.

These recommendations are based on CarGurus' proprietary market data from October 13, 2026, CarGurus experts' opinions, and generative AI.