Used Kia K4 Price in the US
A used Kia K4 in the US typically lists for $20,194–$22,289, with a median asking price of $21,050 across 3,277 active US dealer listings (as of 2026-09-01). The cheapest one listed right now is $12,858, a 2025 Ex in Gardena, CA — below 95% of the market, so expect an older model year, a base trim or high mileage.
- Typical range
- $20,194 – $22,289
- Median
- $21,050
- Cheapest 5%
- under $18,774
- Cheapest listed now
- $12,858
Browse by model year
cheapest per yearCheapest 10 listed right now
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$15,9922025 Kia K4 LX LXS3,675 mi · Opa Locka, FL · Discount Auto Sales of America Inc.View 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 Kia K4 asks $20,194–$22,289. 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 Kia K4 cost?
A used Kia K4 in the US typically lists for $20,194 to $22,289, with a median asking price of $21,050 across 3,277 active US dealer listings. Nine in ten are priced between $18,774 and $25,565 (as of 2026-09-01, source: UnderMarket Cars).
Is $21,000 a good price for a used Kia K4?
That sits at about the market median ($21,050) for a used Kia K4. Under $20,194 puts you in the cheapest quarter of active US listings and under $18,774 in the cheapest 5%; above $25,565 is the priciest 5% (as of 2026-09-01).
What is the cheapest used Kia K4 for sale right now?
$12,858 — a 2025 Kia K4 Ex in Gardena, CA, $8,192 under the median (as of 2026-09-01).
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 Kia K4 price page at least twice a day. The data date shown on this page is 2026-09-01.
Explore more
Prices updated 2026-09-01. Data covers active dealer listings across the USA.