Used 2021 GMC Terrain for Sale near Hanover, PA
154 results
CarGurus Analysis:
2021 GMC Terrain
With 2,498 currently listed for sale and an average price of $18,743.00, 26.5% of 2021 GMC Terrains for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 GMC Terrain 5 / 5 stars.
75.9% of 2021 Terrain models on CarGurus are accident free.
The 2021 GMC Terrain is appreciated for its stylish interior, a smooth ride, and commendable fuel efficiency, although some users have noted the absence of certain features like a standard auto wiper.
CarGurus Analysis: 2021 GMC Terrain

Summary
With 2,498 currently listed for sale and an average price of $18,743.00, 26.5% of 2021 GMC Terrains for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 GMC Terrain 5 / 5 stars.
75.9% of 2021 Terrain models on CarGurus are accident free.
The 2021 GMC Terrain is appreciated for its stylish interior, a smooth ride, and commendable fuel efficiency, although some users have noted the absence of certain features like a standard auto wiper.
Why it stands out
The 2021 GMC Terrain distinguishes itself within the compact SUV segment through its distinct angular design, which sets it apart from competitors like the Chevrolet Equinox. With a solid emphasis on comfort and modern features, the Terrain comes equipped with a range of safety technologies that are impressive in its class, including automatic emergency braking and lane-keeping assist. While the Terrain is aimed at families and individuals seeking a stylish, spacious vehicle, it doesn’t hold the same level of cargo capacity as competitors like the Honda CR-V and Toyota RAV4. Additionally, the reviews emphasize the comfort and quietness of the ride, making the Terrain an appealing option for those prioritizing a smooth driving experience.
Other model years to consider
- Average price: $24,584.00
- Good/great deal percentage: 25.6%
- User rating: 5 / 5
- Total listings: 4,949
- Average price: $24,614.00
- Good/great deal percentage: 25.5%
- User rating: 5 / 5
- Total listings: 4,170
- Average price: $22,904.00
- Good/great deal percentage: 25.6%
- User rating: 4.83 / 5
- Total listings: 3,128
This analysis is based on CarGurus' proprietary market data from April 20, 2026, CarGurus experts' opinions, and generative AI.
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Deborah W
Reviewed a 2021 GMC Terrain on Nov 20, 2023
It had everything and more in the features that I was looking for. I think it was a good value for all that it offered.
Assata B
Reviewed a 2021 GMC Terrain on Apr 22, 2021
Very nice interior. Excellent options. We went with a black on black model but would have purchased this one if the other had not been available.
Destiney K
Reviewed a 2021 GMC Terrain on Oct 28, 2021
I absolutely adore my Terrain! I love everything about it. Not too big, not too small. Zero complaints. If I did have to make a suggestion I would say blind spot protection, and maybe a bigger screen that shows your speed but not deal breakers and simply just suggestions :)
Ja'Nette J
Reviewed a 2021 GMC Terrain on Apr 5, 2024
I love the Terrain! It drives great and has a smoothest ride. It also is good on gas.
2021 GMC Terrain Trims
| Trim type | MSRP |
|---|---|
| Denali FWD | $35,900 |
| Denali AWD | $37,500 |
| SLT FWD | $32,600 |
| SLE FWD | $28,500 |
| SLT AWD | $34,200 |
| SL FWD | $25,000 |
| SLE AWD | $30,100 |
2021 GMC Terrain Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2021 GMC Terrain prices has changed over time.
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