Live US dealer listings Median-priced benchmark Updated 2026-07-19
Cheapest · Used 2005 Cadillac STS Rank #1 / 11 listings

Cheapest Used 2005 Cadillac STS for Sale in the US

The cheapest used 2005 Cadillac STS in the US today costs $3,250 — a 2005 Base located in Longwood, FL. We track 11 active listings; the median price is $6,988, so the top deal is $3,738 under the median.

Browse by model year

cheapest per year

Top 10 cheapest listings

ranked by price
  1. 2005 Cadillac STS
    $3,250
    2005 Cadillac STS Base
    162,970 mi · Longwood, FL · Swerve Auto LLC
    View listing →
  2. 2005 Cadillac STS
    $4,990
    2005 Cadillac STS V8
    161,542 mi · Denham Springs, LA · Truck-N-Geaux
    View listing →
  3. 2005 Cadillac STS
    $4,995
    2005 Cadillac STS V8
    110,721 mi · Albany, OR · Niice Auto Group
    View listing →
  4. $5,995
    2005 Cadillac STS V6
    105,815 mi · Point Pleasant, NJ · DeFelice Auto Sales
    View listing →
  5. 2005 Cadillac STS
    $5,995
    2005 Cadillac STS V6
    98,394 mi · Pell City, AL · Autoland
    View listing →
  6. $6,988
    2005 Cadillac STS V6
    92,901 mi · Antioch, CA · Goldman motors corp 2
    View listing →
  7. 2005 Cadillac STS
    $7,393
    2005 Cadillac STS V8
    55,543 mi · Cincinnati, OH · Oaks Automotive
    View listing →
  8. 2005 Cadillac STS
    $7,757
    2005 Cadillac STS V6
    83,187 mi · Berwyn, IL · Ogden Motors
    View listing →
  9. 2005 Cadillac STS
    $9,490
    2005 Cadillac STS V6
    51,922 mi · Tucker, GA · Pioneer Auto
    View listing →
  10. 2005 Cadillac STS
    $10,900
    2005 Cadillac STS V6
    77,013 mi · Penn Laird, VA · Keiths Auto Sales
    View listing →

FAQ

How much does the cheapest used 2005 Cadillac STS cost?

$3,250 — a 2005 Base in Longwood, FL (as of 2026-07-19).

What is the median price of a used 2005 Cadillac STS?

$6,988 across 11 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.