Used Cadillac STS Price in the US
A used Cadillac STS in the US typically lists for $5,994–$8,811, with a median asking price of $6,997 across 92 active US dealer listings (as of 2026-10-17). The cheapest one listed right now is $2,399, a 2005 V6 in Charlotte, NC — below 95% of the market, so expect an older model year, high mileage or a branded title — check the vehicle history.
- Typical range
- $5,994 – $8,811
- Median
- $6,997
- Cheapest 5%
- under $3,554
- Cheapest listed now
- $2,399
Browse by model year
typical price per yearCheapest 10 listed right now
ranked by price-
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$3,5992007 Cadillac STS Luxury Performance100,383 mi · Mishawaka, IN · Headers Auto SalesView listing →
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$4,8002011 Cadillac STS Luxury Performance184,762 mi · West Lafayette, IN · UNIVERSITY MOTORSView listing →
These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used Cadillac STS asks $5,994–$8,811. Cars this far under: expect an older model year, high mileage or a branded title — check the vehicle history.
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10 pinnedFAQ
How much does a used Cadillac STS cost?
A used Cadillac STS in the US typically lists for $5,994 to $8,811, with a median asking price of $6,997 across 92 active US dealer listings. Nine in ten are priced between $3,554 and $19,557 (as of 2026-10-17, source: UnderMarket Cars).
Is $7,000 a good price for a used Cadillac STS?
That sits at about the market median ($6,997) for a used Cadillac STS. Under $5,994 puts you in the cheapest quarter of active US listings and under $3,554 in the cheapest 5%; above $19,557 is the priciest 5% (as of 2026-10-17).
What is the cheapest used Cadillac STS for sale right now?
$2,399 — a 2005 Cadillac STS V6 in Charlotte, NC, $4,598 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 Cadillac STS 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.