Live US dealer listings Median-priced benchmark Updated 2026-10-19
Market price · Used 2018 BMW X3 468 listings tracked

Used 2018 BMW X3 Price in the US

A used 2018 BMW X3 in the US typically lists for $14,999–$20,998, with a median asking price of $17,512 across 468 active US dealer listings (as of 2026-10-19). The cheapest one listed right now is $9,297, a 2018 SDRIVE30I in Memphis, TN — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.

Used 2018 BMW X3 · asking prices468 listings
$12k$28k
Typical range
$14,999 – $20,998
Median
$17,512
Cheapest 5%
under $12,995
Cheapest listed now
$9,297

Browse by model year

typical price per year
More years (15)

Cheapest 10 listed right now

ranked by price
  1. 2018 BMW X3
    $9,297
    2018 BMW X3 SDRIVE30I
    96,317 mi · Memphis, TN · Memphis
    View listing →
  2. 2018 BMW X3
    $9,900
    2018 BMW X3 SDRIVE30I
    127,371 mi · Hollywood, FL · Elite Auto Auctions
    View listing →
  3. 2018 BMW X3
    $9,999
    2018 BMW X3 SDRIVE30I
    116,842 mi · Newark, NJ · North Jersey Auto Group
    View listing →
  4. 2018 BMW X3
    $10,695
    2018 BMW X3 SDRIVE30I
    151,114 mi · Milford, MA · Speed Auto Center
    View listing →
  5. 2018 BMW X3
    $10,995
    2018 BMW X3 SDRIVE30I
    122,702 mi · Stafford, VA · Approved Auto
    View listing →
  6. 2018 BMW X3
    $11,500
    2018 BMW X3 SDRIVE30I
    98,906 mi · Westminster, CO · Elite Motors
    View listing →
  7. 2018 BMW X3
    $11,595
    2018 BMW X3 SDRIVE30I
    115,328 mi · East Rutherford, NJ · A&F Motors
    View listing →
  8. 2018 BMW X3
    $11,895
    2018 BMW X3 SDRIVE30I
    139,644 mi · Katy, TX · AutoNation Ford Katy
    View listing →
  9. 2018 BMW X3
    $11,950
    2018 BMW X3 SDRIVE30I
    128,469 mi · Woonsocket, RI · Zippy Auto Sales
    View listing →
  10. 2018 BMW X3
    $11,995
    2018 BMW X3 SDRIVE30I
    110,061 mi · Fletcher, OH · Stapco Auto Sales
    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 BMW X3 asks $14,999–$20,998. 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 BMW X3 cost?

A used 2018 BMW X3 in the US typically lists for $14,999 to $20,998, with a median asking price of $17,512 across 468 active US dealer listings. Nine in ten are priced between $12,995 and $26,941 (as of 2026-10-19, source: UnderMarket Cars).

Is $18,000 a good price for a used 2018 BMW X3?

That sits at about the market median ($17,512) for a used 2018 BMW X3. Under $14,999 puts you in the cheapest quarter of active US listings and under $12,995 in the cheapest 5%; above $26,941 is the priciest 5% (as of 2026-10-19).

What is the cheapest used 2018 BMW X3 for sale right now?

$9,297 — a 2018 BMW X3 SDRIVE30I in Memphis, TN, $8,215 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 BMW X3 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.