Used 2018 Infiniti QX30 Price in the US
A used 2018 Infiniti QX30 in the US typically lists for $10,571–$15,990, with a median asking price of $13,600 across 184 active US dealer listings (as of 2026-10-19). The cheapest one listed right now is $6,900, a 2018 Base in Lutz, FL — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.
- Typical range
- $10,571 – $15,990
- Median
- $13,600
- Cheapest 5%
- under $8,509
- Cheapest listed now
- $6,900
Browse by model year
typical price per yearCheapest 10 listed right now
ranked by price-
$7,4992018 Infiniti QX30 IN Center Point128,000 mi · Center Point, AL · Parkway AutomotivesView listing →
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$8,3672018 Infiniti QX30 Luxury133,154 mi · Libertyville, IL · Libertyville Happy HyundaiView listing → -
$8,4982018 Infiniti QX30 IN Lewisville TX125,960 mi · Lewisville, TX · Auto One ImportsView listing →
These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2018 Infiniti QX30 asks $10,571–$15,990. 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 2018 Infiniti QX30 cost?
A used 2018 Infiniti QX30 in the US typically lists for $10,571 to $15,990, with a median asking price of $13,600 across 184 active US dealer listings. Nine in ten are priced between $8,509 and $18,505 (as of 2026-10-19, source: UnderMarket Cars).
Is $14,000 a good price for a used 2018 Infiniti QX30?
That sits at about the market median ($13,600) for a used 2018 Infiniti QX30. Under $10,571 puts you in the cheapest quarter of active US listings and under $8,509 in the cheapest 5%; above $18,505 is the priciest 5% (as of 2026-10-19).
What is the cheapest used 2018 Infiniti QX30 for sale right now?
$6,900 — a 2018 Infiniti QX30 Base in Lutz, FL, $6,700 under the median (as of 2026-10-19).
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 2018 Infiniti QX30 page is regenerated from it when it is requested. The figures on this page are from 2026-10-19.
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Prices updated 2026-10-19. Data covers active dealer listings across the USA.