Used 2021 Mazda CX-3 Price in the US
A used 2021 Mazda CX-3 in the US typically lists for $15,995–$19,990, with a median asking price of $17,468 across 25 active US dealer listings (as of 2026-08-30). The cheapest one listed right now is $10,914, a 2021 Sport in Farmersville, CA — below 95% of the market, so expect an older model year, a base trim or high mileage.
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$15,9852021 Mazda CX-3 Sport84,160 mi · Naugatuck, CT · A Better Way Wholesale AutosView listing → -
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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-3 asks $15,995–$19,990. Cars this far under usually carry an older model year, a base trim or high mileage.
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10 pinnedFAQ
How much does a used 2021 Mazda CX-3 cost?
A used 2021 Mazda CX-3 in the US typically lists for $15,995 to $19,990, with a median asking price of $17,468 across 25 active US dealer listings. Nine in ten are priced between $13,599 and $21,797 (as of 2026-08-30, source: UnderMarket Cars).
Is $17,000 a good price for a used 2021 Mazda CX-3?
That sits at about the market median ($17,468) for a used 2021 Mazda CX-3. Under $15,995 puts you in the cheapest quarter of active US listings and under $13,599 in the cheapest 5%; above $21,797 is the priciest 5% (as of 2026-08-30).
What is the cheapest used 2021 Mazda CX-3 for sale right now?
$10,914 — a 2021 Mazda CX-3 Sport in Farmersville, CA, $6,554 under the median (as of 2026-08-30).
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?
UnderMarket Cars refreshes US dealer listings continuously and re-generates this used 2021 Mazda CX-3 price page at least twice a day. The data date shown on this page is 2026-08-30.
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Prices updated 2026-08-30. Data covers active dealer listings across the USA.