Live US dealer listings Median-priced benchmark Updated 2026-10-13
Market price · Used 2020 Audi A4 82 listings tracked

Used 2020 Audi A4 Price in the US

A used 2020 Audi A4 in the US typically lists for $17,978–$21,998, with a median asking price of $20,199 across 82 active US dealer listings (as of 2026-10-13). The cheapest one listed right now is $10,199, a 2020 Premium in West Palm Beach, FL — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.

Used 2020 Audi A4 · asking prices82 listings
$14k$27k
Typical range
$17,978 – $21,998
Median
$20,199
Cheapest 5%
under $14,997
Cheapest listed now
$10,199

Browse by model year

typical price per year
More years (18)

Cheapest 10 listed right now

ranked by price
  1. 2020 Audi A4
    $10,199
    2020 Audi A4 Premium
    146,251 mi · West Palm Beach, FL · Florida Fine Cars WPB
    View listing →
  2. 2020 Audi A4
    $14,450
    2020 Audi A4 Premium
    74,646 mi · Columbia, SC · KO Enterprises
    View listing →
  3. 2020 Audi A4
    $14,566
    2020 Audi A4 Quattro Premium Plus
    117,940 mi · Salem, NH · Salem Ford
    View listing →
  4. $14,796
    2020 Audi A4 Quattro Premium Plus
    154,886 mi · Eau Claire, WI · Volkswagen of Eau Claire
    View listing →
  5. 2020 Audi A4
    $14,992
    2020 Audi A4 Premium
    95,026 mi · Naples, FL · Naples Chrysler Dodge Jeep RAM
    View listing →
  6. 2020 Audi A4
    $15,098
    2020 Audi A4 Premium Plus
    76,000 mi · West Allis, WI · Bamrah Auto Sales
    View listing →
  7. 2020 Audi A4
    $15,490
    2020 Audi A4 Quattro Premium
    103,218 mi · Williamstown, NJ · Vip Auto
    View listing →
  8. 2020 Audi A4
    $15,500
    2020 Audi A4 Premium
    94,875 mi · Lafayette, IN · Del Real Auto Sales LaFayette
    View listing →
  9. 2020 Audi A4
    $15,699
    2020 Audi A4 Premium
    58,659 mi · Tampa, FL · Tampa Bay Motor Cars
    View listing →
  10. $15,888
    2020 Audi A4 Quattro Premium
    85,713 mi · Commack, NY · Lemans Cars
    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 2020 Audi A4 asks $17,978–$21,998. Cars this far under: expect high mileage, a base trim or a branded title — check the vehicle history.

FAQ

How much does a used 2020 Audi A4 cost?

A used 2020 Audi A4 in the US typically lists for $17,978 to $21,998, with a median asking price of $20,199 across 82 active US dealer listings. Nine in ten are priced between $14,997 and $26,873 (as of 2026-10-13, source: UnderMarket Cars).

Is $20,000 a good price for a used 2020 Audi A4?

That sits at about the market median ($20,199) for a used 2020 Audi A4. Under $17,978 puts you in the cheapest quarter of active US listings and under $14,997 in the cheapest 5%; above $26,873 is the priciest 5% (as of 2026-10-13).

What is the cheapest used 2020 Audi A4 for sale right now?

$10,199 — a 2020 Audi A4 Premium in West Palm Beach, FL, $10,000 under the median (as of 2026-10-13).

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 2020 Audi A4 page is regenerated from it when it is requested. The figures on this page are from 2026-10-13.

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Prices updated 2026-10-13. Data covers active dealer listings across the USA.