Used Cadillac CT4 Prices by Year

As of September 2026, a used Cadillac CT4 typically lists for $31,705 in the US. Depending on model year, typical asking prices run from $23,675 for a 2020 to $42,062 for a 2026 — every figure below is a national median of 973 live listings, not a book value, and the CT4 steps down a median 8.6% per model year of age.

$31,705Typical used CT4 asking price
$23,675–$42,062Typical price span, 2020 → 2026
973Live listings behind these numbers

Cadillac CT4 price by model year

YearTypical priceMost listings fall betweenAvg mileageEPA combinedNCAPFor sale
2026 $42,062 $34,532 – $55,950 9,484 mi 24–26 MPG 160
2025 $39,782 $33,052 – $51,675 8,796 mi 24–26 MPG 181
2024 $31,705 $27,899 – $45,738 27,233 mi 24–26 MPG 147
2023 $31,099 $26,021 – $60,358 37,705 mi 24–27 MPG 189
2022 $29,998 $23,455 – $52,675 40,619 mi 24–27 MPG 123
2021 $25,900 $20,176 – $30,814 58,034 mi 24–27 MPG 99
2020 $23,675 $18,921 – $30,135 66,774 mi 23–27 MPG 74

“Typical price” is the national median asking price; the range covers the middle 80% of listings (10th–90th percentile), so it excludes teaser and outlier prices on both ends.

Cheapest Cadillac CT4

The cheapest quotable model year is the 2020, typically listing for $23,675 (most between $18,921 and $30,135) with an average odometer of 66,774 miles. Among recent model years, the least-expensive common trim is the LUXURY+ at a typical $30,493. Before chasing the lowest price, weigh mileage against a one-year-newer car — each model year of age saves a median 8.6%, and the per-year table above shows where the price-per-mile balance is best. See the cheapest Cadillac CT4 listings for sale →

Most expensive Cadillac CT4

The priciest used model year is the 2026 at a typical $42,062 (most between $34,532 and $55,950). The most expensive common trim is the V-BLACKWING, typically $62,172 — a $31,679 spread over the base LUXURY+ within the same nameplate.

Cadillac CT4 price by trim (last 4 model years)

The trim changes the price more than a model year does: the cheapest common trim, the LUXURY+, typically lists for $30,493; the priciest, the V-BLACKWING, for $62,172. The PREMIUM LUXURY is what the used market mostly stocks — 42.4% of trim-labeled listings, while the V-SERIES is the rarest quotable trim at 8.5%.

TrimTypical priceMost listings fall betweenShare of listingsAvg mileage
PREMIUM LUXURYMost popular $36,486 $28,005 – $44,288 42.4% 22,502 mi
LUXURY+Cheapest $30,493 $26,876 – $35,279 20.3% 27,001 mi
SPORT $37,755 $30,482 – $48,742 19.8% 16,341 mi
V-BLACKWINGPriciest $62,172 $54,593 – $73,411 9.0% 20,780 mi
V-SERIES $47,995 $41,506 – $54,041 8.5% 12,149 mi

Share = portion of the model's trim-labeled used listings from the last 4 model years — a supply-side popularity signal. Trims with fewer than 25 live cars are not quoted.

Frequently asked questions

How much does a used Cadillac CT4 cost?

As of September 2026, a used Cadillac CT4 typically lists for $31,705 nationally. Depending on model year, typical prices run from $23,675 (2020) to $42,062 (2026), based on 973 live listings.

How much is a 2026 Cadillac CT4?

A used 2026 Cadillac CT4 typically lists for $42,062, with most asking prices between $34,532 and $55,950. Average odometer reading is 9,484 miles.

What's the cheapest year of the Cadillac CT4 worth looking at?

The 2020 model year is the least expensive quotable year at a typical $23,675 — but compare its mileage (66,774 miles on average) and per-year table above before deciding; a newer year at a small premium often carries far fewer miles.

How fast does the Cadillac CT4 depreciate?

Across adjacent model years currently on the market, the CT4 steps down a median 8.6% per model year of age — e.g. moving one year older typically saves about that share of the price.

How much does the trim change a used CT4's price?

A lot: over the last 4 model years, the cheapest common trim (LUXURY+) typically lists for $30,493 while the priciest (V-BLACKWING) runs $62,172 — a $31,679 spread within the same nameplate. The most common trim on the used market is the PREMIUM LUXURY (42.4% of trim-labeled listings) at a typical $36,486.

How much is a used 2023 Cadillac CT4?

A used 2023 Cadillac CT4 typically lists for $31,099, with most asking prices between $26,021 and $60,358; average odometer is 37,705 miles (189 for sale).

About this data: prices, ranges and mileage are national aggregates of 973 live VehiSales listings (September 2026), refreshed daily; model years with fewer than 20 live cars are not quoted. Fuel economy: U.S. EPA/DOE. Safety: NHTSA NCAP. How to cite: “VehiSales Research, Used Cadillac CT4 Prices by Year” with a link to https://vehisales.com/research/prices/cadillac/ct4.

See also: Cadillac CT4 hub — live listings & specs · Cadillac CT4 MPG by year · All model price pages · Best used cars by budget.

© 2026 VehiSales · Data from live US vehicle listings · Methodology · Editorial policy · About · Press: cite as “VehiSales Used Car Price Index” with a link to this page.