Used 2021 Mazda CX-30 Price in the US
A used 2021 Mazda CX-30 in the US typically lists for $16,996–$21,078, with a median asking price of $19,454 across 418 active US dealer listings (as of 2026-10-18). The cheapest one listed right now is $9,485, a 2021 Select Package in Pottstown, PA — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.
- Typical range
- $16,996 – $21,078
- Median
- $19,454
- Cheapest 5%
- under $14,479
- Cheapest listed now
- $9,485
Browse by model year
typical price per yearCheapest 10 listed right now
ranked by price-
$9,4852021 Mazda CX-30 Select Package156,719 mi · Pottstown, PA · John Kennedy Mazda PottstownView listing →
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$12,6352021 Mazda CX-30 Select Package136,692 mi · Stafford, VA · Pan American MotorsView listing →
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$12,9002021 Mazda CX-30 Select Package99,190 mi · Tampa, FL · M and M Motors of TampaView listing →
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$13,2992021 Mazda CX-30 Preferred Package156,288 mi · Owings Mills, MD · Stoler Chevrolet BuickView listing →
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$13,4482021 Mazda CX-30 Select Package98,122 mi · Dallas, TX · Happy Cars and Credit CenterView listing →
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$13,4992021 Mazda CX-30 Select Package103,641 mi · South Hackensack, NJ · Auto Spot LLCView listing →
These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2021 Mazda CX-30 asks $16,996–$21,078. Cars this far under: expect high mileage, a base trim or a branded title — check the vehicle history.
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10 pinnedFAQ
How much does a used 2021 Mazda CX-30 cost?
A used 2021 Mazda CX-30 in the US typically lists for $16,996 to $21,078, with a median asking price of $19,454 across 418 active US dealer listings. Nine in ten are priced between $14,479 and $23,594 (as of 2026-10-18, source: UnderMarket Cars).
Is $19,000 a good price for a used 2021 Mazda CX-30?
That sits at about the market median ($19,454) for a used 2021 Mazda CX-30. Under $16,996 puts you in the cheapest quarter of active US listings and under $14,479 in the cheapest 5%; above $23,594 is the priciest 5% (as of 2026-10-18).
What is the cheapest used 2021 Mazda CX-30 for sale right now?
$9,485 — a 2021 Mazda CX-30 Select Package in Pottstown, PA, $9,969 under the median (as of 2026-10-18).
Are these MSRP or real asking prices?
Real asking prices from active US dealer listings, deduplicated by VIN — not manufacturer MSRP. They already reflect dealer discounts, and they exclude tax, title, registration and dealer fees.
How often are prices updated?
The listing data behind UnderMarket Cars is rebuilt from live US dealer inventory every few hours, and this used 2021 Mazda CX-30 page is regenerated from it when it is requested. The figures on this page are from 2026-10-18.
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Prices updated 2026-10-18. Data covers active dealer listings across the USA.