Live US dealer listings Median-priced benchmark Updated 2026-10-19
Market price · Used 2018 Lexus GX 258 listings tracked

Used 2018 Lexus GX Price in the US

A used 2018 Lexus GX in the US typically lists for $26,325–$31,996, with a median asking price of $28,987 across 258 active US dealer listings (as of 2026-10-19). The cheapest one listed right now is $16,222, a 2018 460 Base in Grand Prairie, TX — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.

Used 2018 Lexus GX · asking prices258 listings
$22k$38k
Typical range
$26,325 – $31,996
Median
$28,987
Cheapest 5%
under $22,369
Cheapest listed now
$16,222

Browse by model year

typical price per year
More years (15)

Cheapest 10 listed right now

ranked by price
  1. 2018 Lexus GX
    $16,222
    2018 Lexus GX 460 Base
    200,572 mi · Grand Prairie, TX · EchoPark Automotive Dallas (Grand Prairie)
    View listing →
  2. 2018 Lexus GX
    $19,551
    2018 Lexus GX 460 Base
    49,417 mi · Mission, KS · Country Hill Motors of Merriam
    View listing →
  3. 2018 Lexus GX
    $19,995
    2018 Lexus GX 460 Base
    160,706 mi · Marrero, LA · Nicholson's College Cars
    View listing →
  4. 2018 Lexus GX
    $20,995
    2018 Lexus GX 460 Base
    154,482 mi · Jacksonville, FL · Jax Exports Inc
    View listing →
  5. 2018 Lexus GX
    $20,995
    2018 Lexus GX 460 Base
    202,266 mi · Omaha, NE · Autoworks of Omaha
    View listing →
  6. $21,495
    2018 Lexus GX 460 Base
    157,736 mi · Arlington Heights, IL · Lexus of Arlington
    View listing →
  7. 2018 Lexus GX
    $21,499
    2018 Lexus GX 460 Base
    135,333 mi · San antonio, TX
    View listing →
  8. $21,579
    2018 Lexus GX 460 Base
    189,459 mi · Tucson, AZ · Royal Pre-Owned Super Center
    View listing →
  9. $21,629
    2018 Lexus GX 460 Base
    154,611 mi · Houston, TX · Doggett Ford North
    View listing →
  10. $21,699
    2018 Lexus GX 460 Base
    133,674 mi · Irvington, NJ · General Auto Group
    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 2018 Lexus GX asks $26,325–$31,996. Cars this far under: expect high mileage, a base trim or a branded title — check the vehicle history.

FAQ

How much does a used 2018 Lexus GX cost?

A used 2018 Lexus GX in the US typically lists for $26,325 to $31,996, with a median asking price of $28,987 across 258 active US dealer listings. Nine in ten are priced between $22,369 and $36,745 (as of 2026-10-19, source: UnderMarket Cars).

Is $29,000 a good price for a used 2018 Lexus GX?

That sits at about the market median ($28,987) for a used 2018 Lexus GX. Under $26,325 puts you in the cheapest quarter of active US listings and under $22,369 in the cheapest 5%; above $36,745 is the priciest 5% (as of 2026-10-19).

What is the cheapest used 2018 Lexus GX for sale right now?

$16,222 — a 2018 Lexus GX 460 Base in Grand Prairie, TX, $12,765 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 Lexus GX 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.