Live US dealer listings Median-priced benchmark Updated 2026-07-19
Cheapest · Used Cadillac CT4 Rank #1 / 762 listings

Cheapest Used Cadillac CT4 for Sale in the US

The cheapest used Cadillac CT4 in the US today costs $12,900 — a 2021 Luxury located in Dyer, IN. We track 762 active listings; the median price is $33,957, so the top deal is $21,057 under the median.

Browse by model year

cheapest per year

Top 10 cheapest listings

ranked by price
  1. $12,900
    2021 Cadillac CT4 Luxury
    102,418 mi · Dyer, IN · Certified Auto Finance
    View listing →
  2. 2020 Cadillac CT4
    $13,999
    2020 Cadillac CT4 Luxury
    154,612 mi · Gainesville, GA · Best Cars of Georgia
    View listing →
  3. $14,213
    2021 Cadillac CT4 Premium Luxury
    169,377 mi · Ferndale, MI · Les Stanford Buick GMC
    View listing →
  4. 2020 Cadillac CT4
    $15,900
    2020 Cadillac CT4 Luxury
    134,860 mi · Wylie, TX · Shaker Autoplex
    View listing →
  5. $15,900
    2020 Cadillac CT4 Luxury
    45,800 mi · Bowling Green, KY · Kaiser Motor Cars
    View listing →
  6. 2020 Cadillac CT4
    $15,999
    2020 Cadillac CT4 Luxury
    30,735 mi · Bowling Green, KY · Captens Auto Sales & Repair
    View listing →
  7. 2020 Cadillac CT4
    $17,995
    2020 Cadillac CT4 Luxury
    103,106 mi · Waco, TX · Richard Karr Motors
    View listing →
  8. $18,395
    2021 Cadillac CT4 Sport
    137,694 mi · El Paso, TX · iDrive
    View listing →
  9. $18,695
    2020 Cadillac CT4 Premium Luxury
    102,960 mi · Miami, FL · Florida Fine Cars Miami
    View listing →
  10. 2020 Cadillac CT4
    $18,745
    2020 Cadillac CT4 Sport
    89,131 mi · Somerville, NJ · Yosh Motors
    View listing →

FAQ

How much does the cheapest used Cadillac CT4 cost?

$12,900 — a 2021 Luxury in Dyer, IN (as of 2026-07-19).

What is the median price of a used Cadillac CT4?

$33,957 across 762 US dealer active listings.

How often are prices updated?

Listings and prices refresh continuously; this page is re-generated at least twice a day.

Explore more

Search with map & filters

Prices updated 2026-07-19. Data covers active dealer listings across the USA.