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Used GMC Terrain for Sale in St Peters, MO

9 used GMC Terrain listed by 3 local dealers in St Peters, MO. Median asking price $32,764.

9vehicles
3dealerships
$17,560–$42,304price range
$32,764median price
15,571median miles

9 vehicles

Frequently asked questions

How many used cars are for sale in St Peters, MO (GMC Terrain)?
AutosXchange currently lists 9 vehicles in St Peters, MO (GMC Terrain) from 3 dealerships.
What is the average price of a used car in St Peters, MO (GMC Terrain)?
The median dealer-advertised price is $32,764, ranging from $17,560 to $42,304.
Are there used cars under $20,000 in St Peters, MO (GMC Terrain)?
Yes. 2 of the 9 vehicles listed in St Peters, MO (GMC Terrain) are priced under $20,000.
What are the most common makes for sale in St Peters, MO (GMC Terrain)?
The most-listed makes are GMC (9).

Dealer listings are supplied by each dealership from its own website and refreshed as inventory changes; prices are dealer-advertised asking prices, so confirm availability, fees and final price with the selling dealer. Listings marked "Private seller" are submitted by the car's owner and reviewed by AutosXchange; AutosXchange does not inspect private-party vehicles.

AutosXchange Intel

Who removed and who added cars in St Peters, MO

Last 7 days, from listing tracking of every dealer. Removed = not advertised anywhere since (not always a sale); cars moved to another dealer and bulk feed changes are not counted.

Removed the most

  1. Napleton's Mid Rivers Kia — 32 removed (2026 Kia Sorento ×3…)

All 32 cars removed in St Peters, MO, last 7 days →

Added the most

  1. Napleton's Mid Rivers Kia — 45 added (2027 Kia Carnival Hybrid ×13…)

All 45 cars added in St Peters, MO, last 7 days →

Dealer activity in St Peters, MO · Heatmap