Used GMC Sierra 1500 for Sale near Boulder, CO

445 results

Boulder, CO

Sort by:

2022 GMC Sierra 1500

AT4X Crew Cab 4WD

30,409 miles

$56,471

Fair Deal

Fort Collins, CO

38 mi away

Year:: 2022
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Desert Sand Metallic
Combined gas mileage:: 16 MPG
Fuel type:: Gasoline
Interior color:: Black (Obsidian Rush)
Transmission:: Automatic
Mileage:: 30,409
Stock number:: G3344
VIN:: 3GTUUFELXNG652882

Sponsored

2025 GMC Sierra 1500

Denali Crew Cab 4WD

19,781 miles

$59,921

Good Deal

Highlands Ranch, CO

35 mi away

Year:: 2025
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
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 10-Speed Automatic
Mileage:: 19,781
Stock number:: KM238714
VIN:: 1GTUUGELXSZ238714

Sponsored

2014 GMC Sierra 1500

SLT Crew Cab 4WD

138,659 miles

$19,398

Fair Deal

Englewood, CO

36 mi away

Year:: 2014
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 5.3L V8 Flex Fuel Vehicle
Exterior color:: Summit White
Fuel type:: Flex Fuel Vehicle
Interior color:: Jet Black
Transmission:: 6-Speed Automatic
Mileage:: 138,659
Stock number:: EG426602
VIN:: 3GTU2VECXEG426602

Sponsored

2020 GMC Sierra 1500

Elevation Crew Cab 4WD

124,204 miles

$26,577

Good Deal

Englewood, CO

34 mi away

Year:: 2020
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 277 hp 3L I6 Diesel
Exterior color:: Gray
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Black
Transmission:: Automatic
Mileage:: 124,204
Stock number:: YLG227749
VIN:: 3GTU9CET2LG227749

2025 GMC Sierra 1500

SLT Crew Cab 4WD

37,197 miles

$44,395

Fair Deal

Thornton, CO

16 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:: Black
Transmission:: Automatic
Mileage:: 37,197
Stock number:: 10922VP
VIN:: 1GTUUDED4SZ154976

2022 GMC Sierra 1500

AT4X Crew Cab 4WD

30,409 miles

$56,471

Fair Deal

Fort Collins, CO

38 mi away

Year:: 2022
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Desert Sand Metallic
Combined gas mileage:: 16 MPG
Fuel type:: Gasoline
Interior color:: Black (Obsidian Rush)
Transmission:: Automatic
Mileage:: 30,409
Stock number:: G3344
VIN:: 3GTUUFELXNG652882

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Elevation Standard Crew Cab 4WD

29,919 miles

$39,200

Good Deal

Denver, CO

25 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:: Titanium Rush Metallic
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 8-Speed Automatic
Mileage:: 29,919
Stock number:: P410394
VIN:: 3GTPUJEK8RG410394

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Elevation Standard Double Cab 4WD

16,602 miles

$38,791

Good Deal

Certified Pre-Owned

Aurora, CO

31 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:: Thunderstorm Gray
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 16,602
Stock number:: P3493
VIN:: 1GTRUJEK5RZ406568

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Elevation Standard Double Cab 4WD

23,691 miles

$38,953

Fair Deal

Certified Pre-Owned

Aurora, CO

31 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:: 23,691
Stock number:: P3478
VIN:: 1GTRUJEK7RZ191713

Preparing for a close up...

Photos coming soon

2013 GMC Sierra 1500

SL Ext. Cab

142,946 miles

$10,998

Good Deal

Fort Collins, CO

43 mi away

Year:: 2013
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: 4X2
Engine:: 302 hp 4.8L V8 Flex Fuel Vehicle
Exterior color:: Black
Combined gas mileage:: 16 MPG
Fuel type:: Flex Fuel Vehicle
Interior color:: Black
Transmission:: 4-Speed Automatic
Mileage:: 142,946
Stock number:: B10963
VIN:: 1GTR1UEA7DZ269482

Preparing for a close up...

Photos coming soon

2012 GMC Sierra 1500

SLT Crew Cab 4WD

150,101 miles

$14,950

Fair Deal

Wheat Ridge, CO

19 mi away

Year:: 2012
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 315 hp 5.3L V8 Flex Fuel Vehicle
Exterior color:: Black
Combined gas mileage:: 18 MPG
Fuel type:: Flex Fuel Vehicle
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 150,101
Stock number:: HA2759
VIN:: 3GTP2WE73CG205328

Preparing for a close up...

Photos coming soon

2017 GMC Sierra 1500

Denali Crew Cab 4WD

124,276 miles

$21,696

Great Deal

Loveland, CO

33 mi away

Year:: 2017
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:: Cocoa/Dark Sand
Transmission:: 8-Speed Automatic Overdrive
Mileage:: 124,276
Stock number:: HG156890
VIN:: 3GTU2PEC5HG156890

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

Pro Crew Cab 4WD

26,583 miles

$34,791

Fair Deal

Highlands Ranch, CO

35 mi away

Year:: 2023
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:: 19 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 8-Speed Automatic
Mileage:: 26,583
Stock number:: KM286659
VIN:: 1GTPUAEK3PZ286659

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

Elevation Standard Crew Cab 4WD

3,874 miles

$44,000

Great Deal

Certified Pre-Owned

Boulder, CO

2 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:: Black
Transmission:: 8-Speed Automatic
Mileage:: 3,874
Stock number:: P253708
VIN:: 3GTPUJEK0SG253708

Preparing for a close up...

Photos coming soon

2020 GMC Sierra 1500

Denali Crew Cab 4WD

83,460 miles

$37,500

Fair Deal

Highlands Ranch, CO

34 mi away

Year:: 2020
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 277 hp 3L I6 Diesel
Exterior color:: White Frost Tricoat
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 83,460
Stock number:: P10817
VIN:: 3GTU9FET1LG249114

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

SLE Crew Cab 4WD

20,270 miles

$39,971

Great Deal

Highlands Ranch, CO

34 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:: White
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 20,270
Stock number:: 1PA2300
VIN:: 3GTUUBED6RG193972

Preparing for a close up...

Photos coming soon

2019 GMC Sierra 1500

SLT Crew Cab 4WD

114,720 miles

$26,801

Great Deal

Highlands Ranch, CO

34 mi away

Year:: 2019
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
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 8-Speed Automatic
Mileage:: 114,720
Stock number:: DTKZ124288
VIN:: 1GTU9DED7KZ124288

Preparing for a close up...

Photos coming soon

2022 GMC Sierra 1500

SLT Crew Cab 4WD

35,955 miles

$46,270

Fair Deal

Loveland, CO

33 mi away

Year:: 2022
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Pacific Blue Metallic
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 35,955
Stock number:: TF184252A
VIN:: 3GTUUDED7NG591908

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

SLT Crew Cab 4WD

100,693 miles

$27,499

Good Deal

Aurora, CO

29 mi away

Year:: 2018
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior color:: Black
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic Overdrive
Mileage:: 100,693
Stock number:: 281240
VIN:: 3GTU2NEC7JG281240

Preparing for a close up...

Photos coming soon

2017 GMC Sierra 1500

SLT Crew Cab 4WD

152,226 miles

$23,435

Fair Deal

Fort Collins, CO

38 mi away

Year:: 2017
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Pepperdust Metallic
Fuel type:: Gasoline
Interior color:: Cocoa/Dune
Transmission:: 8-Speed Automatic Overdrive
Mileage:: 152,226
Stock number:: G256284A
VIN:: 3GTU2NEJ7HG314732

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

17,855 miles

$44,990

Good Deal

Lone Tree, CO

37 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:: Titanium Rush Metallic
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 17,855
Stock number:: RG309872
VIN:: 3GTUUCED6RG309872

Preparing for a close up...

Photos coming soon

2020 GMC Sierra 1500

Elevation Double Cab 4WD

70,758 miles

$28,990

Good Deal

Fort Collins, CO

37 mi away

Year:: 2020
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior color:: Red
Combined gas mileage:: 20 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 70,758
Stock number:: 251014O
VIN:: 1GTR9CEK3LZ291263

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

SLT Crew Cab 4WD

66,015 miles

$32,588

Fair Deal

Thornton, CO

16 mi away

Year:: 2018
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior color:: Summit White
Fuel type:: Gasoline
Interior color:: Cocoa/Dune
Transmission:: 8-Speed Automatic Overdrive
Mileage:: 66,015
Stock number:: 8121GP
VIN:: 3GTU2NEJ8JG143012

Sponsored

Overview

Reviews

FAQs

CarGurus recommends the 2025 GMC Sierra 1500

## Summary - With 7,071 currently listed for sale on CarGurus and an **average price of $53,298.00**, 34.1% of 2025 GMC Sierras for sale on CarGurus are rated as good or great deals. - **5 / 5 stars** rated by owners. - **95.0% of 2025 Sierra models on CarGurus are accident free**. - The 2025 GMC Sierra 1500 offers advanced infotainment features and a variety of powerful engine options, making it a versatile choice for both work and leisure. ## Why it stands out The 2025 GMC Sierra 1500 stands out due to its blend of performance, utility, and comfort. This model year continues to feature a robust range of engines, including gasoline and diesel options, which provide excellent towing and hauling capabilities, appealing to those needing a workhorse that doesn't compromise on passenger comfort. Owners have praised the stylish design and spacious interiors equipped with modern technology, such as advanced infotainment systems, which enhance both driving and connectivity experiences. With strong owner ratings and a high percentage of accident-free models, the 2025 GMC Sierra 1500 is a smart choice for anyone in the market for a capable full-size pickup truck. ## Other model years to consider - **[2020 GMC Sierra 1500](https://www.cargurus.com/Cars/l-Used-2020-GMC-Sierra-1500-c29270)** - Average price: $33,728.00 - Good/great deal percentage: 34.3% - User rating: 4.65 / 5 - Total listings: 6,820 - **[2022 GMC Sierra 1500](https://www.cargurus.com/Cars/l-Used-2022-GMC-Sierra-1500-c31916)** - Average price: $43,258.00 - Good/great deal percentage: 34.2% - User rating: 4.65 / 5 - Total listings: 8,824 - **[2024 GMC Sierra 1500](https://www.cargurus.com/Cars/l-Used-2024-GMC-Sierra-1500-c32900)** - Average price: $50,201.00 - Good/great deal percentage: 33.8% - User rating: 4.67 / 5 - Total listings: 9,632 These recommendations are based on CarGurus' proprietary market data from March 2, 2026, CarGurus experts' opinions, and generative AI.

4.5 Overall rating

(1,067 reviews)

Customers say

The GMC Sierra 1500 has received widespread acclaim from owners across its model years for its powerful performance, spacious and comfortable interiors, and impressive towing capabilities. Reviewers often highlight the stylish design and advanced features, making it a popular choice for both work and family use. However, many have expressed concerns regarding fuel economy, high pricing in some cases, and the reliability of certain features. Overall, while it's seen as a strong competitor in its class, a few drawbacks have been noted that prospective buyers should consider.

AI generated from the text of customer reviews.

What people say

fuel economy interior performance power towing

Anonymous

5.0

Reviewed a 2019 GMC AT4 Crew Cab 4WD on Sep 08, 2024

The truck had all the features I wanted and the price was in-line, or better with others in my search.

Matthew B

5.0

Reviewed a 2021 GMC AT4 Crew Cab 4WD on Jan 07, 2025

Best truck I have driven! Highway speeds are great and feels like I’m driving a Cadillac.

Ben B

5.0

Reviewed a 2024 GMC SLT Crew Cab RWD on Jun 04, 2024

Great size with crew cab and great truck for the price

Quinton C

4.0

Reviewed a 2023 GMC Sierra 1500 on Mar 18, 2024

Great looking truck, but doesnt have a standard size bed.

Richard S

5.0

Reviewed a 2015 GMC Sierra 1500 on Mar 11, 2024

I love this truck!!!!! This truck came loaded with sunroof, crusyt control, navigation, everything. A hidden gem.

GMC Sierra 1500 FAQs

How much does the GMC Sierra 1500 cost in Boulder, CO?

The average GMC Sierra 1500 costs about $38,765.74. The average price has decreased by -6.2% since last year. The 439 for sale near Boulder, CO on CarGurus, range from $8,535 to $73,998 in price.

Is the GMC Sierra 1500 a good car?

CarGurus experts gave the 2024 GMC Sierra 1500 an overall rating of 7.2/10 and GMC Sierra 1500 owners have rated the vehicle a 4.4/5 stars on average. If a vehicle has both strong expert and owner reviews, you can feel confident in its quality. If either expert reviews, owner reviews, or both are spotty, you might want to do some research to figure out where the car falls short.

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

439 out of 439 for sale near Boulder, CO have no reported accidents or damage.

Is the GMC Sierra 1500 safe?

CarGurus experts gave the 2024 GMC Sierra 1500 a safety rating of 6/10.

What fuel types are available?

Diesel, Flex Fuel Vehicle, Gasoline engines are available.