Used 2021 Kia Niro Price in the US
A used 2021 Kia Niro in the US typically lists for $14,990–$20,428, with a median asking price of $18,545 across 13 active US dealer listings (as of 2026-08-30). The cheapest one listed right now is $10,987, a 2021 LX LXS in Springfield, MA — below 95% of the market, so expect an older model year, a base trim or high mileage.
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$19,0282021 Kia Niro LX LXS37,546 mi · Columbus, OH · Byers Chrysler Jeep Dodge RamView listing →
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$20,4282021 Kia Niro LXS28,827 mi · East Aurora, NY · West Herr Buick GMC Cadillac of East AuroraView 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 Kia Niro asks $14,990–$20,428. 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 Kia Niro cost?
A used 2021 Kia Niro in the US typically lists for $14,990 to $20,428, with a median asking price of $18,545 across 13 active US dealer listings. Nine in ten are priced between $12,422 and $21,230 (as of 2026-08-30, source: UnderMarket Cars).
Is $19,000 a good price for a used 2021 Kia Niro?
That sits at about the market median ($18,545) for a used 2021 Kia Niro. Under $14,990 puts you in the cheapest quarter of active US listings and under $12,422 in the cheapest 5%; above $21,230 is the priciest 5% (as of 2026-08-30).
What is the cheapest used 2021 Kia Niro for sale right now?
$10,987 — a 2021 Kia Niro LX LXS in Springfield, MA, $7,558 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 Kia Niro 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.