Live US dealer listings Median-priced benchmark Updated 2026-10-17
Market price · Used 2018 Audi Q3 450 listings tracked

Used 2018 Audi Q3 Price in the US

A used 2018 Audi Q3 in the US typically lists for $11,792–$15,998, with a median asking price of $13,847 across 450 active US dealer listings (as of 2026-10-17). The cheapest one listed right now is $6,890, a 2018 Premium Sport in Wylie, TX — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.

Used 2018 Audi Q3 · asking prices450 listings
$9,000$20k
Typical range
$11,792 – $15,998
Median
$13,847
Cheapest 5%
under $9,219
Cheapest listed now
$6,890

Browse by model year

typical price per year
More years (3)

Cheapest 10 listed right now

ranked by price
  1. 2018 Audi Q3
    $6,890
    2018 Audi Q3 Premium Sport
    149,142 mi · Wylie, TX · MC European
    View listing →
  2. 2018 Audi Q3
    $6,900
    2018 Audi Q3 Quattro Premium Sport
    151,797 mi · Loganville, GA · Lux Motors Loganville
    View listing →
  3. 2018 Audi Q3
    $6,995
    2018 Audi Q3 Quattro Premium Plus
    174,318 mi · Milwaukie, OR · Clear Choice Automotive
    View listing →
  4. 2018 Audi Q3
    $7,090
    2018 Audi Q3 Premium Sport
    109,547 mi · Miami, FL · Lions Pre-Owned Miami
    View listing →
  5. 2018 Audi Q3
    $7,498
    2018 Audi Q3 Premium Sport
    154,198 mi · Sacramento, CA · Niello Audi
    View listing →
  6. 2018 Audi Q3
    $7,900
    2018 Audi Q3 Premium Plus Sport
    155,000 mi · San Leandro, CA · Rabah Motorz
    View listing →
  7. 2018 Audi Q3
    $7,995
    2018 Audi Q3 Premium Sport
    102,145 mi · Mobile, AL · Select Auto Group
    View listing →
  8. 2018 Audi Q3
    $7,999
    2018 Audi Q3 Quattro Premium Plus
    130,083 mi · Portsmouth, VA · Carland Auto Sales
    View listing →
  9. 2018 Audi Q3
    $8,000
    2018 Audi Q3 Quattro Premium Plus
    157,000 mi · Worcester, MA · CAR CONNECTION AUTO SALES
    View listing →
  10. 2018 Audi Q3
    $8,495
    2018 Audi Q3 Quattro Premium Sport
    101,208 mi · Alamo, CA · Golden Gears Motors
    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 Audi Q3 asks $11,792–$15,998. 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 Audi Q3 cost?

A used 2018 Audi Q3 in the US typically lists for $11,792 to $15,998, with a median asking price of $13,847 across 450 active US dealer listings. Nine in ten are priced between $9,219 and $19,129 (as of 2026-10-17, source: UnderMarket Cars).

Is $14,000 a good price for a used 2018 Audi Q3?

That sits at about the market median ($13,847) for a used 2018 Audi Q3. Under $11,792 puts you in the cheapest quarter of active US listings and under $9,219 in the cheapest 5%; above $19,129 is the priciest 5% (as of 2026-10-17).

What is the cheapest used 2018 Audi Q3 for sale right now?

$6,890 — a 2018 Audi Q3 Premium Sport in Wylie, TX, $6,957 under the median (as of 2026-10-17).

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 Audi Q3 page is regenerated from it when it is requested. The figures on this page are from 2026-10-17.

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Prices updated 2026-10-17. Data covers active dealer listings across the USA.