Live US dealer listings Median-priced benchmark Updated 2026-10-19
Market price · Used 2018 Tesla Model X 249 listings tracked

Used 2018 Tesla Model X Price in the US

A used 2018 Tesla Model X in the US typically lists for $23,726–$28,990, with a median asking price of $25,985 across 249 active US dealer listings (as of 2026-10-19). The cheapest one listed right now is $16,540, a 2018 100D in Kennesaw, GA — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.

Used 2018 Tesla Model X · asking prices249 listings
$18k$36k
Typical range
$23,726 – $28,990
Median
$25,985
Cheapest 5%
under $19,875
Cheapest listed now
$16,540

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typical price per year
More years (2)

Cheapest 10 listed right now

ranked by price
  1. 2018 Tesla Model X
    $16,540
    2018 Tesla Model X 100D
    193,390 mi · Kennesaw, GA · Hyundai of Kennesaw
    View listing →
  2. $16,999
    2018 Tesla Model X 100D
    100,302 mi · Paterson, NJ · Auto Market Street
    View listing →
  3. 2018 Tesla Model X
    $17,500
    2018 Tesla Model X 75D
    128,887 mi · Sacramento, CA · Find My Electric · +5 more like it here
    View listing →
  4. $18,000
    2018 Tesla Model X 75D
    131,000 mi · Montclair, CA · Hardin Buick GMC
    View listing →
  5. 2018 Tesla Model X
    $18,750
    2018 Tesla Model X 75D
    126,228 mi · Sacramento, CA · Pacific Star Motors LLC
    View listing →
  6. 2018 Tesla Model X
    $18,900
    2018 Tesla Model X 75D
    76,252 mi · Madison, WI · Golden Cars
    View listing →
  7. 2018 Tesla Model X
    $18,900
    2018 Tesla Model X 75D
    113,500 mi · Phoenix, AZ · Find My Electric
    View listing →
  8. 2018 Tesla Model X
    $18,994
    2018 Tesla Model X 75D
    111,218 mi · Norco, CA · Premium Autos · +12 more like it here
    View listing →
  9. 2018 Tesla Model X
    $18,995
    2018 Tesla Model X 75D
    196,422 mi · Alamo, CA · Alamo Carbuy Pro
    View listing →
  10. $19,368
    2018 Tesla Model X 75D
    127,658 mi · Bridgeview, IL · Advantage Chevrolet of Bridgeview
    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 Tesla Model X asks $23,726–$28,990. 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 Tesla Model X cost?

A used 2018 Tesla Model X in the US typically lists for $23,726 to $28,990, with a median asking price of $25,985 across 249 active US dealer listings. Nine in ten are priced between $19,875 and $34,964 (as of 2026-10-19, source: UnderMarket Cars).

Is $26,000 a good price for a used 2018 Tesla Model X?

That sits at about the market median ($25,985) for a used 2018 Tesla Model X. Under $23,726 puts you in the cheapest quarter of active US listings and under $19,875 in the cheapest 5%; above $34,964 is the priciest 5% (as of 2026-10-19).

What is the cheapest used 2018 Tesla Model X for sale right now?

$16,540 — a 2018 Tesla Model X 100D in Kennesaw, GA, $9,445 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 Tesla Model X 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.