Market retention
Cadillac CT5 depreciation after 6 years.
A 2020 Cadillac CT5 is currently worth about $25,705—47% of the newest year's market value.
Observed value after 6 years
$25,705
53% below the newest year's price in this study.
Newest market year
2026
Fair price $54,395
Observed value after 6 years
$25,705
53% below the newest year's price
Value retained
47%
Of the newest year's price
Observed market data
Value retention by model year.
Each bar compares a year's current fair price with the newest Cadillac CT5 in this study.
2026
Newest year
$54,395 100%2025
1 years old
$45,526 84%2024
2 years old
$39,659 73%2023
3 years old
$36,031 66%2022
4 years old
$32,866 60%2021
5 years old
$29,094 53%2020
6 years old
$25,705 47%
Need the numbers behind this chart? Download the observed data and methodology (JSON).
How to read this
This study compares similarly adjusted listings from different model years today. It shows the shape of today's market—not a guarantee about a specific vehicle's future value.
Long-term estimate
12-year value outlook.
Observed rows use current listings. Later rows extend the measured annual decline and are clearly marked as projected.
| Age (yrs) | Model year | Est. miles | Resale value | Retention | Basis |
|---|---|---|---|---|---|
| 0 | 2026 | 0 | $54,395 | 100% | Market |
| 1 | 2025 | 12,000 | $45,526 | 84% | Market |
| 2 | 2024 | 24,000 | $39,659 | 73% | Market |
| 3 | 2023 | 36,000 | $36,031 | 66% | Market |
| 4 | 2022 | 48,000 | $32,866 | 60% | Market |
| 5 | 2021 | 60,000 | $29,094 | 53% | Market |
| 6 | 2020 | 72,000 | $25,705 | 47% | Market |
| 7 | 2019 | 84,000 | $23,647 | 43% | Projected |
| 8 | 2018 | 96,000 | $20,994 | 39% | Projected |
| 9 | 2017 | 108,000 | $18,638 | 34% | Projected |
| 10 | 2016 | 120,000 | $16,547 | 30% | Projected |
| 11 | 2015 | 132,000 | $14,691 | 27% | Projected |
Mileage assumes ~12,000 mi/yr. Projected values use the fitted depreciation rate and are floored at 15% of the newest year's value; they are estimates, not guarantees.
Common questions
Cadillac CT5 depreciation FAQ.
How fast does the Cadillac CT5 depreciate?
About 11.2% per year, based on a comparison of mileage-adjusted market prices across model years.
What is a Cadillac CT5 worth after 6 years?
A 2020 Cadillac CT5 is worth roughly $25,705—about 47% of the newest year's fair price.
What will a Cadillac CT5 be worth at 11 years old?
Projecting the 11.2%-per-year rate forward, a 11-year-old Cadillac CT5 (around 132,000 miles) would be worth about $14,691—roughly 27% of the newest year's value. A projection, not a guarantee.
Cross-sectional depreciation estimate from live market listings, adjusted for mileage · updated 8/6/2026. Estimates only; your car's value depends on condition, options, and location.