Live US dealer listings Median-priced benchmark Updated 2026-08-30
Market price · Used 2021 Kia RIO 51 listings tracked

Used 2021 Kia RIO Price in the US

A used 2021 Kia RIO in the US typically lists for $11,141–$14,898, with a median asking price of $12,988 across 51 active US dealer listings (as of 2026-08-30). The cheapest one listed right now is $5,500, a 2021 LX S in Farmington, NM — below 95% of the market, so expect an older model year, a base trim or high mileage.

Used 2021 Kia RIO · asking prices51 listings
$8,000$18k
Typical range
$11,141 – $14,898
Median
$12,988
Cheapest 5%
under $8,795
Cheapest listed now
$5,500

Browse by model year

cheapest per year

Cheapest 10 listed right now

ranked by price
  1. $5,500
    2021 Kia RIO LX S
    167,627 mi · Farmington, NM · Xpress Auto Sales LLC
    View listing →
  2. 2021 Kia RIO
    $7,999
    2021 Kia RIO LX S
    198,696 mi · Mobile, AL · Hyundai of Mobile
    View listing →
  3. $8,595
    2021 Kia RIO LX S
    141,804 mi · Lake Havasu City, AZ · Beach Auto & RV Sales
    View listing →
  4. 2021 Kia RIO
    $8,995
    2021 Kia RIO LX S
    135,000 mi · Aransas Pass, TX · Budget Motors
    View listing →
  5. 2021 Kia RIO
    $9,000
    2021 Kia RIO LX
    170,000 mi
    View listing →
  6. 2021 Kia RIO
    $9,309
    2021 Kia RIO LX S
    109,583 mi · Redford Charter Twp, MI · Twins Auto Sales - Redford
    View listing →
  7. $9,495
    2021 Kia RIO LX S
    92,099 mi · Houston, TX · All American Finance and Auto Sales
    View listing →
  8. 2021 Kia RIO
    $9,995
    2021 Kia RIO LX S
    115,611 mi · Chandler, AZ · Any Credit Auto Sales LLC
    View listing →
  9. $10,522
    2021 Kia RIO LX S
    83,449 mi · Glendora, CA · Toyota of Glendora
    View listing →
  10. $10,899
    2021 Kia RIO LX S
    99,940 mi · Lake St Louis, MO · Auto Wholesalers of Missouri
    View 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 RIO asks $11,141–$14,898. Cars this far under usually carry an older model year, a base trim or high mileage.

FAQ

How much does a used 2021 Kia RIO cost?

A used 2021 Kia RIO in the US typically lists for $11,141 to $14,898, with a median asking price of $12,988 across 51 active US dealer listings. Nine in ten are priced between $8,795 and $17,597 (as of 2026-08-30, source: UnderMarket Cars).

Is $13,000 a good price for a used 2021 Kia RIO?

That sits at about the market median ($12,988) for a used 2021 Kia RIO. Under $11,141 puts you in the cheapest quarter of active US listings and under $8,795 in the cheapest 5%; above $17,597 is the priciest 5% (as of 2026-08-30).

What is the cheapest used 2021 Kia RIO for sale right now?

$5,500 — a 2021 Kia RIO LX S in Farmington, NM, $7,488 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 RIO 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.