Used 2021 GMC Terrain for Sale near Phoenix, AZ

## Summary - With 3,022 currently listed for sale on CarGurus and an **average price of $18,726.00**, 32.7% 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. - **76.9% of 2021 Terrain models on CarGurus are accident free**. - The 2021 GMC Terrain features a stylish interior, smooth ride, and good fuel efficiency, but noted omissions include the absence of a standard auto wiper feature and suggestions for improved blind spot protection. ## Why it stands out The 2021 GMC Terrain stands out in the compact SUV segment with its contemporary design and a feature-rich interior that appeals to buyers looking for comfort and functionality. This model year is particularly distinct due to its focus on a refined driving experience, as reflected in user feedback highlighting its smooth ride and commendable fuel efficiency. Moreover, the Terrain's spacious cabin and advanced safety features make it an attractive option for families. Although it lacks certain features such as standard auto wipers and advanced blind spot monitoring, the overall package offers robust value, further strengthened by its accident-free record for a large majority of available listings. ## Other model years to consider - **[2023 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2023-GMC-Terrain-c32471)** - Average price: $23,152.00 - Good/great deal percentage: 31.1% - User rating: 5 / 5 - Total listings: 5,509 - **[2024 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2024-GMC-Terrain-c33045)** - Average price: $23,280.00 - Good/great deal percentage: 31.7% - User rating: 5 / 5 - Total listings: 4,537 - **[2022 GMC Terrain](https://www.cargurus.com/Cars/l-Used-2022-GMC-Terrain-c31576)** - Average price: $22,293.00 - Good/great deal percentage: 32.6% - User rating: 4.58 / 5 - Total listings: 3,457 This analysis is based on CarGurus' proprietary market data from February 9, 2026, CarGurus experts' opinions, and generative AI.