Used Buick Encore GX for Sale in O Fallon, MO
Shop for a luxurious Buick Encore GX in the city where Alyssa Mautz was born
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503 listings
- Price Drop$27,198fair price$144 above market
- 16,310 miles
- No accidents, 1 owner, personal use
- 3cyl automatic
- Weber Chevrolet Creve Coeur (16 mi away)
- Five Star Dealer
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Located in Creve Coeur, MO / 16 miles away from O Fallon, MO
2023 Buick Encore GX Essence **ANOTHER WEBER 1-OWNER VEHICLE**, **BLUETOOTH HANDS FREE MOBILE**, **HEATED SEATS**, **KEYLESS ENTRY**, **REMOTE START**...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/29 Highway)
Listing Information:
VIN: KL4MMGSL8PB113029
Stock: P16584
Certified Pre-Owned: No
Listed since: 04-10-2025 - Price Drop$28,797good price$2,046 below market
- 3,422 miles
- No accidents, personal use only
- 3cyl automatic
- AutoCenters Nissan (39 mi away)
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Located in Herculaneum, MO / 39 miles away from O Fallon, MO
ONE OWNER with ZERO ACCIDENTS, All Wheel Drive, Avenir Technology Package, Avenir Convenience Package, Panoramic Roof, Heated Leather Front Bucket Sea...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMGSL3RB033336
Stock: RK83499
Certified Pre-Owned: No
Listed since: 02-26-2025 - Price Drop$22,398good price$1,460 below market
- 34,132 miles
- No accidents, 1 owner, personal use only
- 3cyl automatic
- Weber Chevrolet Creve Coeur (16 mi away)
- Five Star Dealer
Close
Located in Creve Coeur, MO / 16 miles away from O Fallon, MO
2023 Buick Encore GX Select **ANOTHER WEBER 1-OWNER VEHICLE**, **BLUETOOTH HANDS FREE MOBILE**, **HEATED SEATS**, **KEYLESS ENTRY**, **REMOTE START**,...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
Listing Information:
VIN: KL4MMDSL3PB079709
Stock: P16605
Certified Pre-Owned: No
Listed since: 04-17-2025 
See my car’s valueSelling or trading in?
Know what your car is worth while you shop for your next vehicle.
- $23,385good price$2,046 below market
- 10,271 miles
- No accidents, 1 owner, personal use
- 3cyl automatic
- AutoCenters Nissan (39 mi away)
Close
Located in Herculaneum, MO / 39 miles away from O Fallon, MO
ONE OWNER with ZERO ACCIDENTS, Encore GX Select, 4D Sport Utility, Cinnabar Metallic, 2 USB Ports w/Auxiliary Input Jack, 2-Way Power Driver Lumbar Co...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
Listing Information:
VIN: KL4MMDSL8PB164951
Stock: R84199
Certified Pre-Owned: No
Listed since: 04-24-2025 - $22,888fair price$225 above market
- 19,338 miles
- No accidents, 1 owner, personal use
- 3cyl automatic
- Suntrup Buick GMC (8 mi away)
Close
Located in Saint Peters, MO / 8 miles away from O Fallon, MO
This vehicle is a 2023 Buick Encore GX Preferred, with low mileage of 19,338 miles. It is a FWD, 1.2 liter 3 cylinder engine, turbocharged car with a ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMBS28PB132142
Stock: P6599
Certified Pre-Owned: No
Listed since: 04-08-2025 - $22,534good price$1,505 below market
- 26,119 miles
- No accidents, 1 owner, rental vehicle
- 3cyl automatic
- Sapaugh GM Country (39 mi away)
Close
Located in Herculaneum, MO / 39 miles away from O Fallon, MO
** We are 15 minutes south of St. Louis. Everyone leaves happy! Summit White 2024 Buick Encore GX Sport Touring FWD CVT ECOTEC 1.3L Turbo Summit White...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSL6RB076471
Stock: 257156
Certified Pre-Owned: No
Listed since: 03-12-2025 - Price Drop$15,300good price$895 below market
- 106,840 miles
- No accidents, 1 owner, personal use only
- 3cyl automatic
- Napleton St. Louis Nissan (18 mi away)
- Home delivery*
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Located in Saint Louis, MO / 18 miles away from O Fallon, MO
Clean CARFAX.2022 Buick Encore GX Select Drive in comfort, style, and confidence in this 2022 Buick Encore GX Select, now available at Napleton Niss...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
Listing Information:
VIN: KL4MMDSL6NB069754
Stock: PJD04286
Certified Pre-Owned: No
Listed since: 04-30-2025 - $24,499good price$1,213 below market
- 20,859 miles
- No accidents, 1 owner, rental vehicle
- 3cyl automatic
- Enterprise Car Sales St. Charles (9 mi away)
- Home delivery*
Close
Located in Saint Charles, MO / 9 miles away from O Fallon, MO
Transfer of vehicle from another location to your neighborhood Enterprise Car Sales may require payment of a non-refundable transfer fee to begin the ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMESL0RB187961
Stock: 7WQQWF
Certified Pre-Owned: No
Listed since: 01-24-2025 - $25,499fair price$432 below market
- 17,803 miles
- No accidents, 1 owner, rental vehicle
- 3cyl automatic
- Enterprise Car Sales St. Charles (9 mi away)
- Home delivery*
Close
Located in Saint Charles, MO / 9 miles away from O Fallon, MO
Transfer of vehicle from another location to your neighborhood Enterprise Car Sales may require payment of a non-refundable transfer fee to begin the ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMESL7RB138532
Stock: 7WPTKD
Certified Pre-Owned: No
Listed since: 04-15-2025 - $25,499fair price$650 below market
- 14,955 miles
- No accidents, 1 owner, personal use only
- 3cyl automatic
- Enterprise Car Sales Clayton (21 mi away)
- Home delivery*
Close
Located in Saint Louis, MO / 21 miles away from O Fallon, MO
Transfer of vehicle from another location to your neighborhood Enterprise Car Sales may require payment of a non-refundable transfer fee to begin the ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMESL3RB209189
Stock: 7W845G
Certified Pre-Owned: No
Listed since: 04-15-2025 - $24,999fair price$545 below market
- 23,356 miles
- No accidents, 1 owner, rental vehicle
- 3cyl automatic
- Enterprise Car Sales St. Charles (9 mi away)
- Home delivery*
Close
Located in Saint Charles, MO / 9 miles away from O Fallon, MO
Transfer of vehicle from another location to your neighborhood Enterprise Car Sales may require payment of a non-refundable transfer fee to begin the ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMESL6RB154463
Stock: 7WNLV8
Certified Pre-Owned: No
Listed since: 04-15-2025 - Price Drop$22,129fair price$98 above market
- 8,233 miles
- No accidents, 1 owner, personal use
- 3cyl automatic
- Lou Fusz Buick GMC (18 mi away)
Close
Located in Saint Louis, MO / 18 miles away from O Fallon, MO
CARFAX One-Owner. Clean CARFAX. Summit White 2022 Buick Encore GX Select FWD CVT ECOTEC 1.2L Turbo 29/31 City/Highway MPG 29/31 City/Highway MPGOdomet...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMDS26NB106969
Stock: B207675A
Certified Pre-Owned: No
Listed since: 05-02-2025 - $23,999fair price$281 below market
- 23,023 miles
- No accidents, 1 owner, rental vehicle
- 3cyl automatic
- Enterprise Car Sales North County (20 mi away)
- Home delivery*
Close
Located in Hazelwood, MO / 20 miles away from O Fallon, MO
Transfer of vehicle from another location to your neighborhood Enterprise Car Sales may require payment of a non-refundable transfer fee to begin the ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSL8RB140283
Stock: 7WV4WX
Certified Pre-Owned: No
Listed since: 04-15-2025 - $23,196fair price$525 below market
- 30,430 miles
- No accidents, 1 owner, rental vehicle
- 3cyl automatic
- Jim Trenary of Union (26 mi away)
- Home delivery*
Close
Located in Union, MO / 26 miles away from O Fallon, MO
Ebony bucket seats, backup camera, push button start, Buick 4G LTE and available built-in Wi-Fi hotspot, 4D sport utility, ECOTEC 1.3L Turbo, CVT auto...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSL7RB076270
Stock: UP4648
Certified Pre-Owned: No
Listed since: 11-12-2024 - $22,997fair price$509 above market
- 16,640 miles
- No accidents, 1 owner, personal use only
- 3cyl automatic
- Sapaugh GM Country (39 mi away)
Close
Located in Herculaneum, MO / 39 miles away from O Fallon, MO
** We are 15 minutes south of St. Louis. Everyone leaves happy! Ebony Twilight Metallic 2024 Buick Encore GX Preferred FWD CVT ECOTEC 1.2L Turbo Ebony...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (30 City/31 Highway)
Listing Information:
VIN: KL4AMBS25RB003314
Stock: 257211
Certified Pre-Owned: No
Listed since: 03-19-2025 - New Listing
- 18,132 miles
- No accidents, 1 owner, personal use only
- 3cyl automatic
- CarMax St. Louis Mid Rivers Mall (7 mi away)
Close
Located in Saint Peters, MO / 7 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSL4RB099747
Stock: 27255078
Certified Pre-Owned: No - Price Drop$33,298fair price$322 above market
- 3,318 miles
- No accidents, 1 owner, personal use only
- 3cyl automatic
- Sapaugh GM Country (39 mi away)
Close
Located in Herculaneum, MO / 39 miles away from O Fallon, MO
** We are 15 minutes south of St. Louis. Everyone leaves happy! New Price! Recent Arrival! Ebony Twilight Metallic 2025 Buick Encore GX Avenir AWD 9-S...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMGSL4SB040608
Stock: 2521231
Certified Pre-Owned: No
Listed since: 05-02-2025 - New Listing$24,888fair price$282 above market
- 5,799 miles
- No accidents, 1 owner, corporate fleet vehicle
- 3cyl automatic
- Suntrup Buick GMC (8 mi away)
Close
Located in Saint Peters, MO / 8 miles away from O Fallon, MO
This vehicle is a 2024 Buick Encore GX Preferred, a low mileage car with 5,799 miles. It is equipped with a 1.2 liter 3 cylinder turbocharged engine a...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (30 City/31 Highway)
Listing Information:
VIN: KL4AMBS2XRB039001
Stock: P6675
Certified Pre-Owned: No
Listed since: 05-14-2025 - New Listing$24,990fair price$528 above market
- 5,184 miles
- No accidents, 1 owner, corporate fleet vehicle
- 3cyl automatic
- Suntrup Buick GMC (8 mi away)
Close
Located in Saint Peters, MO / 8 miles away from O Fallon, MO
This vehicle is a 2024 Buick Encore GX Preferred, a low mileage car with 5,184 miles. It is equipped with a 1.2 liter 3 cylinder engine and turbocharg...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (30 City/31 Highway)
Listing Information:
VIN: KL4AMBS24RB199990
Stock: P6676
Certified Pre-Owned: No
Listed since: 05-14-2025 - $26,477fair price$595 above market
- 14,549 miles
- No accidents, 1 owner, personal use
- 3cyl automatic
- Suntrup Buick GMC (8 mi away)
Close
Located in Saint Peters, MO / 8 miles away from O Fallon, MO
This vehicle is a 2023 Buick Encore GX Select with low mileage of 14,549 miles. It is an all-wheel drive with a 1.3 liter 3 cylinder engine and turboc...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/29 Highway)
Listing Information:
VIN: KL4MMESL0PB157403
Stock: P6632
Certified Pre-Owned: No
Listed since: 05-02-2025 - Price Drop$17,575fair price$513 above market
- 86,402 miles
- No accidents, 1 owner, personal use only
- 3cyl automatic
- Lou Fusz Buick GMC (18 mi away)
Close
Located in Saint Louis, MO / 18 miles away from O Fallon, MO
Clean CARFAX. Summit White 2022 Buick Encore GX Preferred FWD CVT ECOTEC 1.2L Turbo 29/31 City/Highway MPG 29/31 City/Highway MPGLou Fusz Buick/GMC is...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMBS29NB018132
Stock: BG25403A
Certified Pre-Owned: No
Listed since: 04-22-2025
Showing 1 - 21 out of 503 listings
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