New & Used 2026 GMC Terrain for Sale nearO Fallon, IL
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Downpour Metallic
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 10,851
- Stock #:
- KT0042-1
- VIN:
- 3GKALZEG8TL284608
Sponsored by Suntrup Kia South
2026 GMC Terrain
Denali AWD
10,851 mi
$37,888
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Transmission:
- Continuously Variable Transmission
- Mileage:
- 13,850
- Stock #:
- C261192A
- VIN:
- 3GKALMEGXTL240600
Sponsored Listing
2026 GMC Terrain
Elevation FWD
13,850 mi
$30,604
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Glacier White
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 8,237
- Stock #:
- B1540P
- VIN:
- 3GKALZEG6TL169067
Sponsored Listing
2026 GMC Terrain
Denali AWD
8,237 mi
$40,099
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- After Dark Leather
- Transmission:
- Automatic
- Mileage:
- 25,977
- Stock #:
- P6782
- VIN:
- 3GKALUEGXTL235865
2026 GMC Terrain
Elevation AWD
25,977 mi
$29,620
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Downpour Metallic
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 10,851
- Stock #:
- KT0042-1
- VIN:
- 3GKALZEG8TL284608
2026 GMC Terrain
Denali AWD
10,851 mi
$37,888
- Year:
- 2025
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 15,732
- Stock #:
- BTSL187719
- VIN:
- 3GKALUEG1SL187719
2025 GMC Terrain
Elevation AWD
15,732 mi
$31,910
- Year:
- 2025
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 15,089
- Stock #:
- L691741
- VIN:
- 3GKALUEGXSL215579
2025 GMC Terrain
Elevation AWD
15,089 mi
$29,610
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Glacier White
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 8,237
- Stock #:
- B1540P
- VIN:
- 3GKALZEG6TL169067
2026 GMC Terrain
Denali AWD
8,237 mi
$40,099
- Year:
- 2025
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Riverstone Metallic
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 22,253
- Stock #:
- 36047B
- VIN:
- 3GKALUEGXSL268671
2025 GMC Terrain
Elevation AWD
22,253 mi
$30,482
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Volcanic Red Tintcoat
- Fuel type:
- Gasoline
- Interior color:
- Forest Storm W/Mahogany Accents
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 6,809
- Stock #:
- J4178
- VIN:
- 3GKALYEG2TL186894
2026 GMC Terrain
AT4 AWD
6,809 mi
$37,814
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 3,886
- Stock #:
- 29040862
- VIN:
- 3GKALYEG2TL262078
2026 GMC Terrain
AT4 AWD
3,886 mi
$38,597
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Transmission:
- Continuously Variable Transmission
- Mileage:
- 13,850
- Stock #:
- C261192A
- VIN:
- 3GKALMEGXTL240600
2026 GMC Terrain
Elevation FWD
13,850 mi
$30,604
- Year:
- 2025
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- Automatic
- Mileage:
- 7,770
- Stock #:
- P19250
- VIN:
- 3GKALUEG5SL223623
Preparing for a close up...
Photos coming soon
2025 GMC Terrain
Elevation AWD
7,770 mi
$30,574
CarGurus Analysis:
2026 GMC Terrain
With 1,235 currently listed for sale and an average price of $31,656.00, 31.0% of 2026 GMC Terrains for sale on CarGurus are rated as good or great deals.
94.9% of 2026 Terrain models on CarGurus are accident free.
The 2026 GMC Terrain features a redesigned interior, a new 1.5-liter turbocharged engine, and advanced safety technologies, making it a competitive option in the compact SUV segment.
- Year:
- 2025
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gideon Gray / After Dark Cloth
- Transmission:
- Continuously Variable Transmission
- Mileage:
- 30,558
- Stock #:
- PBH3640
- VIN:
- 3GKALMEG3SL324532
2025 GMC Terrain
Elevation FWD
30,558 mi
$27,604
- Year:
- 2025
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 29,519
- Stock #:
- RSL317335
- VIN:
- 3GKALUEGXSL317335
2025 GMC Terrain
Elevation AWD
29,519 mi
$28,618
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 27,921
- Stock #:
- PR39546
- VIN:
- 3GKALUEG0TL187454
Preparing for a close up...
Photos coming soon
2026 GMC Terrain
Elevation AWD
27,921 mi
$30,673
- Year:
- 2025
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Red
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 3,093
- Stock #:
- 29044670
- VIN:
- 3GKALUEG3SL331089
2025 GMC Terrain
Elevation AWD
3,093 mi
$31,647
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 4,756
- Stock #:
- 29026155
- VIN:
- 3GKALYEG6TL298310
2026 GMC Terrain
AT4 AWD
4,756 mi
$38,547
- Year:
- 2025
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Silver
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 39,265
- Stock #:
- 29007851
- VIN:
- 3GKALUEG7SL316014
2025 GMC Terrain
Elevation AWD
39,265 mi
$27,547
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Summit White
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- Continuously Variable Transmission
- Mileage:
- 10
- Stock #:
- 39458
- VIN:
- 3GKALMEG6TL513192
2026 GMC Terrain
Elevation FWD
New car
MSRP $37,535
$33,783
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Black (Ebony Twilight Metallic)
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 7
- Stock #:
- L266737
- VIN:
- 3GKALUEG4TL541668
2026 GMC Terrain
Elevation AWD
New car
MSRP $36,085
$32,331
- Year:
- 2026
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- After Dark
- Transmission:
- Continuously Variable Transmission
- Mileage:
- 7
- Stock #:
- L266831
- VIN:
- 3GKALMEG9TL511257
2026 GMC Terrain
Elevation FWD
New car
MSRP $34,085
$30,413
- Year:
- 2025
- Make:
- GMC
- Model:
- Terrain
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 175 hp 1.5L I4
- Exterior color:
- Gray
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 15,089
- Stock #:
- L691741
- VIN:
- 3GKALUEGXSL215579
Sponsored Listing
2025 GMC Terrain
Elevation AWD
15,089 mi
$29,610
CarGurus Analysis: 2026 GMC Terrain
Summary
With 1,235 currently listed for sale and an average price of $31,656.00, 31.0% of 2026 GMC Terrains for sale on CarGurus are rated as good or great deals.
94.9% of 2026 Terrain models on CarGurus are accident free.
The 2026 GMC Terrain features a redesigned interior, a new 1.5-liter turbocharged engine, and advanced safety technologies, making it a competitive option in the compact SUV segment.
Why it stands out
The 2026 GMC Terrain distinguishes itself in the compact SUV market with its rugged styling and a focus on off-road capability, particularly in the AT4 trim. This model has undergone significant updates, including a redesigned interior and a new powertrain that enhances both performance and efficiency. The Terrain's spacious cabin and high safety ratings make it appealing to families, while its advanced technology features, such as a 15-inch touchscreen and driver assistance systems, cater to tech-savvy buyers. However, it does face competition from segment leaders like the Honda CR-V and Toyota RAV4, particularly due to the absence of a hybrid option. Overall, the Terrain offers a blend of comfort, safety, and modern features, making it a solid choice for those in the market for a compact SUV.
Other model years to consider
- Average price: $24,847.00
- Good/great deal percentage: 32.6%
- User rating: 5 / 5
- Total listings: 5,607
- Average price: $25,081.00
- Good/great deal percentage: 33.1%
- User rating: 5 / 5
- Total listings: 4,899
- Average price: $22,733.00
- Good/great deal percentage: 32.3%
- User rating: 4.83 / 5
- Total listings: 3,563
This analysis is based on CarGurus' proprietary market data from July 20, 2026, CarGurus experts' opinions, and generative AI.
2026 GMC Terrain Trims
| Trim type | MSRP |
|---|---|
| AT4 AWD | $39,400 |
| Elevation FWD | $30,200 |
| Denali AWD | $41,900 |
| Elevation AWD | $32,200 |
2026 GMC Terrain Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2026 GMC Terrain prices has changed over time.
See more price trendsFAQs
How much does the 2026 GMC Terrain cost in O Fallon, IL?
How many 2026 GMC Terrain vehicles in O Fallon, IL have no reported accidents or damage?
What is the fuel economy of the 2026 GMC Terrain?
What fuel types are available?
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