Used Cadillac CT6 Price in the US
A used Cadillac CT6 in the US typically lists for $18,233–$28,581, with a median asking price of $22,257 across 426 active US dealer listings (as of 2026-09-03). The cheapest one listed right now is $9,987, a 2016 Premium in Greenville, SC — below 95% of the market, so expect an older model year, a base trim or high mileage.
- Typical range
- $18,233 – $28,581
- Median
- $22,257
- Cheapest 5%
- under $13,995
- Cheapest listed now
- $9,987
Browse by model year
cheapest per yearCheapest 10 listed right now
ranked by price-
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$12,5992017 Cadillac CT6 Standard162,022 mi · Waldorf, MD · Waldorf Chevrolet CadillacView listing → -
$12,6502017 Cadillac CT6 Premium Luxury134,453 mi · Pueblo, CO · Gallery Auto Auction LLCView listing → -
$12,7802016 Cadillac CT6 Premium182,050 mi · Orion Township, MI · Serra Chrysler Dodge Jeep RAM Lake OrionView listing → -
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$12,9902016 Cadillac CT6 Premium189,960 mi · Tulsa, OK · 2nd Generation Motor CompanyView listing →
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$12,9992018 Cadillac CT6 Luxury174,030 mi · Snellville, GA · Starz Automotive GroupView 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 CT6 asks $18,233–$28,581. Cars this far under usually carry an older model year, a base trim or high mileage.
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10 pinnedFAQ
How much does a used Cadillac CT6 cost?
A used Cadillac CT6 in the US typically lists for $18,233 to $28,581, with a median asking price of $22,257 across 426 active US dealer listings. Nine in ten are priced between $13,995 and $43,960 (as of 2026-09-03, source: UnderMarket Cars).
Is $22,000 a good price for a used Cadillac CT6?
That sits at about the market median ($22,257) for a used Cadillac CT6. Under $18,233 puts you in the cheapest quarter of active US listings and under $13,995 in the cheapest 5%; above $43,960 is the priciest 5% (as of 2026-09-03).
What is the cheapest used Cadillac CT6 for sale right now?
$9,987 — a 2016 Cadillac CT6 Premium in Greenville, SC, $12,270 under the median (as of 2026-09-03).
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?
UnderMarket Cars refreshes US dealer listings continuously and re-generates this used Cadillac CT6 price page at least twice a day. The data date shown on this page is 2026-09-03.
Explore more
Prices updated 2026-09-03. Data covers active dealer listings across the USA.