Used 2018 Cadillac CTS Price in the US
A used 2018 Cadillac CTS in the US typically lists for $13,961–$20,995, with a median asking price of $17,000 across 78 active US dealer listings (as of 2026-09-01). The cheapest one listed right now is $3,816, a 2018 Luxury in Honolulu, HI — below 95% of the market, so expect an older model year, a base trim or high mileage.
- Typical range
- $13,961 – $20,995
- Median
- $17,000
- Cheapest 5%
- under $10,460
- Cheapest listed now
- $3,816
Browse by model year
cheapest per year- All years
- 2019 · from $5,980
- 2018 · from $3,816
- 2017 · from $5,750
- 2016 · from $7,395
- 2015 · from $6,500
- 2014 · from $4,189
- 2013 · from $3,995
- 2012 · from $2,999
- 2011 · from $2,000
- 2010 · from $2,495
- 2009 · from $2,800
- 2008 · from $1,601
- 2007 · from $2,995
- 2006 · from $1,500
- 2005 · from $1,990
- 2004 · from $3,900
- 2003 · from $2,999
Cheapest 10 listed right now
ranked by price-
$6,0892018 Cadillac CTS Luxury171,540 mi · Searcy, AR · Orr Chrysler Dodge Jeep RamView listing → -
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These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2018 Cadillac CTS asks $13,961–$20,995. Cars this far under usually carry an older model year, a base trim or high mileage.
Deals on the map
10 pinnedFAQ
How much does a used 2018 Cadillac CTS cost?
A used 2018 Cadillac CTS in the US typically lists for $13,961 to $20,995, with a median asking price of $17,000 across 78 active US dealer listings. Nine in ten are priced between $10,460 and $74,363 (as of 2026-09-01, source: UnderMarket Cars).
Is $17,000 a good price for a used 2018 Cadillac CTS?
That sits at about the market median ($17,000) for a used 2018 Cadillac CTS. Under $13,961 puts you in the cheapest quarter of active US listings and under $10,460 in the cheapest 5%; above $74,363 is the priciest 5% (as of 2026-09-01).
What is the cheapest used 2018 Cadillac CTS for sale right now?
$3,816 — a 2018 Cadillac CTS Luxury in Honolulu, HI, $13,184 under the median (as of 2026-09-01).
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 2018 Cadillac CTS price page at least twice a day. The data date shown on this page is 2026-09-01.
Explore more
Prices updated 2026-09-01. Data covers active dealer listings across the USA.