Explore 109 Used 2021 Gmc Sierra Listings Near Boulder, CO

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gmc
Model: sierra
after 2021
before 2021
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2021 GMC Sierra 4WD Crew Cab Standard Box SLE's photo

2021 GMC Sierra 4WD Crew Cab Standard Box SLE

140,659 mi.

103 days on market

1GT19ME73MF244008

$33,245
Parkway Auto Center
Deer Park, WA
2021 GMC Sierra 4WD Crew Cab Short Box AT4's photo

2021 GMC Sierra 4WD Crew Cab Short Box AT4

76,514 mi.

42 days on market

3GTP9EEL5MG476718

$38,583
Good Deal
Clearshift Loveland
Loveland, CO
4.8
2021 GMC Sierra 4WD Crew Cab Standard Box SLT's photo

2021 GMC Sierra 4WD Crew Cab Standard Box SLT

17,845 mi.

42 days on market

1GT49UEY6MF216872

$64,995
Fair Deal
The Faricy Boys
Colorado Springs, CO
4.4
2021 GMC Sierra 4WD Double Cab Standard Box's photo

2021 GMC Sierra 4WD Double Cab Standard Box

195,087 mi.

43 days on market

1GT59LE78MF277064

$24,294
Good Deal
Cowboy Dodge Chrysler Jeep Ram
Cheyenne, WY
4.4
2021 GMC Sierra 4WD Crew Cab Short Box AT4's photo

2021 GMC Sierra 4WD Crew Cab Short Box AT4

114,478 mi.

46 days on market

3GTP9EEL8MG465616

$36,995
Good Deal
Royal Automotive Llc
Englewood, CO
4.8

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2021 GMC Sierra 4WD Crew Cab Short Box Elevation

103,896 mi.

48 days on market

3GTU9CED2MG388967

Contact Dealer
Car Choice
Denver, CO
4.3
2021 GMC Sierra 4WD Crew Cab Short Box Elevation's photo

2021 GMC Sierra 4WD Crew Cab Short Box Elevation

154,938 mi.

48 days on market

3GTU9CED0MG194356

$25,900
Good Deal
Custom Cars West
Englewood, CO
4.6
2021 GMC Sierra AT4 4WD Crew Cab Short Box's photo

2021 GMC Sierra AT4 4WD Crew Cab Short Box

57,262 mi.

50 days on market

3GTP9EEL0MG341694

$41,968
Fair Deal
Christophers Dodge Ram
Golden, CO
4.1
2021 GMC Sierra 4WD Crew Cab Standard Box AT4's photo

2021 GMC Sierra 4WD Crew Cab Standard Box AT4

64,138 mi.

52 days on market

1GT49PEY0MF317620

$54,999
Fair Deal
Vista Ford Delta
Delta, CO
4.3
2021 GMC Sierra 4WD Crew Cab Standard Box Denali's photo

2021 GMC Sierra 4WD Crew Cab Standard Box Denali

34,599 mi.

53 days on market

1GT49REY0MF150493

$62,419
Fair DealSingle owner
Alpine Chevrolet
Aurora, CO
4.5
2021 GMC Sierra 4WD Crew Cab Short Box SLT's photo

2021 GMC Sierra 4WD Crew Cab Short Box SLT

68,906 mi.

53 days on market

3GTU9DEL1MG416805

$38,391
Fair Deal
Hm Brown Associates
Centennial, CO
4.8
2021 GMC Sierra 4WD Crew Cab Short Box Denali's photo

2021 GMC Sierra 4WD Crew Cab Short Box Denali

132,669 mi.

54 days on market

3GTU9FET5MG296633

$33,196
Good Deal
Springs Automotive Group Platte Ave
Colorado Springs, CO
4.6
2021 GMC Sierra Denali 4WD Crew Cab Short Box's photo

2021 GMC Sierra Denali 4WD Crew Cab Short Box

84,255 mi.

56 days on market

1GTU9FEL0MZ232340

$39,164
Good Deal
Clearshift Loveland
Loveland, CO
4.8
2021 GMC Sierra AT4 4WD Crew Cab Short Box's photo

2021 GMC Sierra AT4 4WD Crew Cab Short Box

86,820 mi.

57 days on market

1GTU9EET7MZ299589

$38,583
Good Deal
Clearshift Loveland
Loveland, CO
4.8
2021 GMC Sierra 4WD Crew Cab Standard Box's photo

2021 GMC Sierra 4WD Crew Cab Standard Box

142,284 mi.

57 days on market

1GT49LEY8MF228516

$35,000
Good Deal
Mikes Auto Inc
Grand Junction, CO
4.4
2021 GMC Sierra SLT 4WD Crew Cab Short Box's photo

2021 GMC Sierra SLT 4WD Crew Cab Short Box

108,699 mi.

58 days on market

3GTU9DED5MG138709

$29,994
Good Deal
Modern Classic Motors Inc
Grand Junction, CO
4.7
2021 GMC Sierra 4WD Crew Cab Standard Box Denali's photo

2021 GMC Sierra 4WD Crew Cab Standard Box Denali

89,445 mi.

62 days on market

1GT49WEY8MF243387

$54,590
Good Deal
Clearshift Loveland
Loveland, CO
4.8
2021 GMC Sierra Denali 4WD Crew Cab Short Box's photo

2021 GMC Sierra Denali 4WD Crew Cab Short Box

70,688 mi.

63 days on market

3GTU9FEL8MG377500

$39,783
Good Deal
Sterling Auto Sales
Longmont, CO
4.1
2021 GMC Sierra 4WD Crew Cab Short Box Elevation's photo

2021 GMC Sierra 4WD Crew Cab Short Box Elevation

49,154 mi.

64 days on market

3GTU9CED6MG136705

$36,629
Fair DealClean title
Halladay Buick Gmc
Cheyenne, WY
3.7
2021 GMC Sierra 4WD Crew Cab Short Box Elevation's photo

2021 GMC Sierra 4WD Crew Cab Short Box Elevation

157,680 mi.

64 days on market

3GTU9CETXMG352693

$24,950
Good Deal
Zara Auto Sales Inc
Denver, CO
4.3
2021 GMC Sierra 4WD Crew Cab Short Box Denali's photo

2021 GMC Sierra 4WD Crew Cab Short Box Denali

45,790 mi.

64 days on market

3GTU9FELXMG481504

$59,900
Fair Deal
Cars Remember When Auto Sales
Englewood, CO
4.7
2021 GMC Sierra 4WD Crew Cab Standard Box Denali's photo

2021 GMC Sierra 4WD Crew Cab Standard Box Denali

178,895 mi.

64 days on market

1GT49WE76MF116032

$32,600
Great Deal
Berkenkotter Motors
Castle Rock, CO
4.1
2021 GMC Sierra 4WD Double Cab Standard Box Elevation's photo

2021 GMC Sierra 4WD Double Cab Standard Box Elevation

39,209 mi.

66 days on market

1GTR9CED9MZ242006

$26,900
Great Deal
Car Shine Auto Sales Llc
Denver, CO
5.0
2021 GMC Sierra 4WD Crew Cab Short Box Denali's photo

2021 GMC Sierra 4WD Crew Cab Short Box Denali

58,975 mi.

69 days on market

1GTU9FEL9MZ325826

$37,100
Great Deal
Autosavvy Colorado Springs
Colorado Springs, CO
4.6
2021 GMC Sierra 4WD Crew Cab Standard Box Denali's photo

2021 GMC Sierra 4WD Crew Cab Standard Box Denali

46,958 mi.

69 days on market

1GT49REY7MF300521

$56,299
Great Deal
Corwin Toyota Colorado Springs
Colorado Springs, CO
4.3
2021 GMC Sierra 4WD Crew Cab Standard Box AT4's photo

2021 GMC Sierra 4WD Crew Cab Standard Box AT4

61,055 mi.

70 days on market

1GT19PEY9MF298343

$52,896
Great Deal
Autonation Chevrolet North
Denver, CO
4.1
2021 GMC Sierra 4WD Crew Cab Short Box SLT's photo

2021 GMC Sierra 4WD Crew Cab Short Box SLT

109,537 mi.

74 days on market

1GTU9DETXMZ164407

$29,600
Good Deal
Mike Maroone Gmc
Boulder, CO
5.0
2021 GMC Sierra Elevation 4WD Crew Cab Short Box's photo

2021 GMC Sierra Elevation 4WD Crew Cab Short Box

70,186 mi.

75 days on market

1GTU9CED8MZ396118

$36,995
Fair DealClean title
Tommys Car Lot
Chadron, NE
4.8
2021 GMC Sierra Denali 4WD Crew Cab Standard Box's photo

2021 GMC Sierra Denali 4WD Crew Cab Standard Box

41,169 mi.

83 days on market

1GT49REY5MF280527

$57,888
Fair Deal
Alpine Chevrolet
Aurora, CO
4.5
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Find Used GMC Sierra in Boulder, CO

In the U.S., the GMC Sierra is available as Chassis Cab, Pickup, and Utility-Service Truck. The best choice typically depends on space needs and personal preference.