New & Used 2025 GMC Sierra 1500 for Sale near Fort Collins, CO

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Fort Collins, CO

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2024 GMC Sierra 1500

AT4 Crew Cab 4WD

14,312 miles

$58,997

Fair Deal

Highlands Ranch, CO

70 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Onyx Black
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 10-Speed Automatic
Mileage:: 14,312
Stock number:: KM263273
VIN:: 1GTUUEEL1RZ263273

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2024 GMC Sierra 1500

AT4X Crew Cab 4WD

25,735 miles

$64,998

Fair Deal

Longmont, CO

29 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Titanium Rush Metallic
Combined gas mileage:: 15 MPG
Fuel type:: Gasoline
Interior color:: Black (Obsidian Rush)
Transmission:: Automatic
Mileage:: 25,735
Stock number:: L115190
VIN:: 3GTUUFEL6RG115190

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2024 GMC Sierra 1500

Denali Crew Cab 4WD

17,155 miles

$54,400

Great Deal

Aurora, CO

62 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior color:: Onyx Black
Combined gas mileage:: 25 MPG
Fuel type:: Diesel
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 17,155
Stock number:: 250670A
VIN:: 3GTUUGE88RG358310

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2024 GMC Sierra 1500

AT4 Crew Cab 4WD

16,790 miles

$55,989

Great Deal

Highlands Ranch, CO

70 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Sterling Metallic
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 10-Speed Automatic
Mileage:: 16,790
Stock number:: KM372154
VIN:: 3GTUUEEL1RG372154

2025 GMC Sierra 1500

Elevation Double Cab 4WD

2,632 miles

$49,997

Good Deal

Highlands Ranch, CO

70 mi away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Onyx Black
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 10-Speed Automatic
Mileage:: 2,632
Stock number:: KM119862
VIN:: 1GTRUCED1SZ119862

2024 GMC Sierra 1500

Denali Ultimate Crew Cab 4WD

6,637 miles

$67,998

Good Deal

Longmont, CO

29 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior color:: White Frost Tricoat
Combined gas mileage:: 25 MPG
Fuel type:: Diesel
Interior color:: Alpine Umber
Transmission:: Automatic
Mileage:: 6,637
Stock number:: P178375
VIN:: 1GTUUHE84RZ178375

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2024 GMC Sierra 1500

Denali Crew Cab 4WD

17,155 miles

$54,400

Great Deal

Aurora, CO

62 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior color:: Onyx Black
Combined gas mileage:: 25 MPG
Fuel type:: Diesel
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 17,155
Stock number:: 250670A
VIN:: 3GTUUGE88RG358310

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2024 GMC Sierra 1500

Denali Crew Cab 4WD

31,054 miles

$51,973

Great Deal

Golden, CO

59 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Volcanic Red Tintcoat
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 31,054
Stock number:: 26015A
VIN:: 3GTUUGEL3RG237737

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2024 GMC Sierra 1500

Pro Crew Cab 4WD

15,063 miles

$33,400

Great Deal

Aurora, CO

62 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior color:: Summit White
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 15,063
Stock number:: P17430
VIN:: 3GTPUAEK3RG298717

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2025 GMC Sierra 1500

SLT Crew Cab 4WD

26,765 miles

$45,990

Good Deal

Lakewood, CO

58 mi away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Sterling Metallic
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 26,765
Stock number:: WPSG123264
VIN:: 3GTUUDED1SG123264

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2024 GMC Sierra 1500

Denali Crew Cab 4WD

21,263 miles

$56,800

Good Deal

Littleton, CO

67 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: White Frost Tricoat
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Atmosphere/Brownstone
Transmission:: Automatic
Mileage:: 21,263
Stock number:: ATRZ192337
VIN:: 1GTUUGEL2RZ192337

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

41,626 miles

$43,681

Good Deal

Highlands Ranch, CO

70 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Blue
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 10-Speed Automatic
Mileage:: 41,626
Stock number:: KM215427
VIN:: 1GTUUCED8RZ215427

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2025 GMC Sierra 1500

Elevation Crew Cab 4WD

20,512 miles

$53,997

Fair Deal

Highlands Ranch, CO

70 mi away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior color:: Summit White
Fuel type:: Diesel
Interior color:: Jet Black
Transmission:: 10-Speed Automatic
Mileage:: 20,512
Stock number:: KM188107
VIN:: 1GTUUCE86SZ188107

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

6,746 miles

$59,998

Good Deal

Longmont, CO

29 mi away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Onyx Black
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 6,746
Stock number:: L203452
VIN:: 3GTUUGED6SG203452

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

17,455 miles

$48,891

Good Deal

Highlands Ranch, CO

70 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Summit White
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 10-Speed Automatic
Mileage:: 17,455
Stock number:: KM394187
VIN:: 1GTUUCED9RZ394187

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2024 GMC Sierra 1500

Elevation Standard Double Cab 4WD

15,922 miles

$41,588

Fair Deal

Fort Collins, CO

2 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior color:: Onyx Black
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 15,922
Stock number:: G256292B
VIN:: 1GTRUJEKXRZ276917

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

9,345 miles

$43,487

Good Deal

Englewood, CO

67 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior color:: Gray
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 9,345
Stock number:: PRG151074
VIN:: 3GTPUCEK4RG151074

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2025 GMC Sierra 1500

Elevation Crew Cab 4WD

16,960 miles

$46,999

Great Deal

Englewood, CO

69 mi away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Summit White
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 16,960
Stock number:: SG100562
VIN:: 3GTUUCED1SG100562

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2024 GMC Sierra 1500

Denali Ultimate Crew Cab 4WD

20,937 miles

$64,997

Good Deal

Highlands Ranch, CO

70 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Downpour Metallic
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Alpine Umber
Transmission:: Automatic
Mileage:: 20,937
Stock number:: KM235008
VIN:: 1GTUUHEL5RZ235008

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2024 GMC Sierra 1500

AT4 Crew Cab 4WD

28,006 miles

$56,971

Fair Deal

Highlands Ranch, CO

70 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior color:: White
Combined gas mileage:: 25 MPG
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 28,006
Stock number:: B260517B
VIN:: 1GTUUEE89RZ314059

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2025 GMC Sierra 1500

Elevation Standard Crew Cab 4WD

3,795 miles

$46,757

Great Deal

Certified Pre-Owned

Cheyenne, WY

40 mi away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior color:: Sterling Metallic
Fuel type:: Gasoline
Interior color:: Jet Black, Cloth Seat Trim
Transmission:: Automatic
Mileage:: 3,795
Stock number:: CT5251A
VIN:: 3GTPUJEK0SG253708

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2024 GMC Sierra 1500

AT4 Crew Cab 4WD

41,906 miles

$53,588

Good Deal

Fort Collins, CO

2 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Thunderstorm Gray
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black With Kalahari Accents
Transmission:: Automatic
Mileage:: 41,906
Stock number:: G266054A
VIN:: 1GTUUEEL9RZ140787

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2024 GMC Sierra 1500

Denali Ultimate Crew Cab 4WD

12,129 miles

$66,588

Good Deal

Fort Collins, CO

2 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Onyx Black
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Alpine Umber
Transmission:: Automatic
Mileage:: 12,129
Stock number:: G266053A
VIN:: 1GTUUHEL1RZ210669

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2024 GMC Sierra 1500

Denali Ultimate Crew Cab 4WD

18,805 miles

$65,000

Good Deal

Boulder, CO

39 mi away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Sterling Metallic
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Alpine Umber
Transmission:: Automatic
Mileage:: 18,805
Stock number:: 4335471
VIN:: 1GTUUHEL2RZ335471

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Reviews

FAQs

5 Overall rating

(1 reviews)

Anonymous

5.0

Reviewed a 2025 GMC AT4 Crew Cab 4WD on Nov 01, 2024

We were happy with our last AT4 so we decided to buy another one. This time we elected to purchase the AT4 Diesel version.

2025 GMC Sierra 1500 FAQs

How much does the 2025 GMC Sierra 1500 cost in Fort Collins, CO?

The average 2025 GMC Sierra 1500 costs about $55,836.39. The average price has decreased by -9.2% since last year. The 385 for sale near Fort Collins, CO on CarGurus, range from $33,672 to $89,151 in price.

How many 2025 GMC Sierra 1500 vehicles in Fort Collins, CO have no reported accidents or damage?

385 out of 385 for sale near Fort Collins, CO have no reported accidents or damage.

What is the fuel economy of the 2025 GMC Sierra 1500?

Depending on the engine and options, the 2025 GMC Sierra 1500 gets between 12 and 25 MPG (or MPGe).

What fuel types are available?

Diesel, Gasoline engines are available.

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