GMC Terrain Depreciation
Measured against live listings, a 5-year-old GMC Terrain lists at $17,999 — 57.9% below the $42,735 median price of a new one today, while a 3-year-old runs $23,970 (43.9% below new). Median odometer at that age: 80,787 miles.
By the CarWhere Research Team · Live US listing medians · Updated 2026-10-25
| Model year | Age | Median asking price | vs new today | Median miles | Listings |
|---|---|---|---|---|---|
| 2026 (new) | — | $42,735 | — | — | 1467 |
| 2025 | 1 yr | $27,216 | −36.3% | 30,161 | 431 |
| 2024 | 2 yrs | $23,771 | −44.4% | 42,080 | 3513 |
| 2023 | 3 yrs | $23,970 | −43.9% | 39,995 | 1882 |
| 2022 | 4 yrs | $21,262 | −50.2% | 59,549 | 1217 |
| 2021 | 5 yrs | $17,999 | −57.9% | 80,787 | 618 |
| 2020 | 6 yrs | $17,212 | −59.7% | 87,159 | 1236 |
| 2019 | 7 yrs | $15,495 | −63.7% | 96,619 | 1064 |
| 2018 | 8 yrs | $13,995 | −67.3% | 105,237 | 801 |
Median asking prices from live US dealer listings (min 40 per point) vs the GMC Terrain's median new price today. Live market data, not book-value estimates. Updated 2026-10-25.
Buying a used GMC Terrain? Two checks before the price.
See which GMC Terrain years to avoid (federal complaint and recall records by model year), then benchmark the asking price against what buyers actually paid. Cross-shopping? Compare curves in the 182-model depreciation study.
FAQ
How much does a GMC Terrain depreciate?
Measured against live listings, a 5-year-old GMC Terrain lists at $17,999 — 57.9% below the $42,735 median price of a new one today, while a 3-year-old runs $23,970 (43.9% below new). Median odometer at that age: 80,787 miles. These are asking-price medians from live US dealer inventory (618 listings behind the 5-year figure), not book-value estimates.
What's the best age to buy a used GMC Terrain?
The steepest part of this curve is year 1 → 2, where it sheds another 8.1 points. Buying just after a steep drop means the previous owner paid it; the GMC Terrain's year-by-year table above shows exactly where the price settles.
Is a used GMC Terrain a good deal versus new?
A 3-year-old GMC Terrain saves about $18,765 versus new (43.9% below) with a median 39,995 miles on the clock. Whether that's the right trade depends on the model year — check the reliability record before the price.
Where does this data come from?
Median asking prices from live US dealer listings via licensed vehicle-data providers, aggregated per model year (minimum 40 listings per point) and compared with the GMC Terrain's median new price today (1467 new listings). Refreshed 2026-10-25. Republish with attribution to CarWhere (carwhere.com).