Explore 1,340 Used Gmc Sierra Listings Near Boulder, CO
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Sponsored
2019 GMC Sierra 4WD Crew Cab Standard Box SLT
91,731 mi.
17 days on market
1GT12VEG7KF242107
$42,888
Fair Deal
Peters Automall
High Point, NC
Sponsored
2022 GMC Sierra Elevation 4WD Crew Cab Short Box
116,993 mi.
73 days on market
1GTUUCET4NZ511224
$33,995
Twins Auto Mall
Rockford, IL
Sponsored
2022 GMC Sierra SLE 4WD Double Cab Standard Box
73,364 mi.
142 days on market
1GTR9BED7NZ176017
$28,999
Fair Deal
Jjs Auto Sales
Wenatchee, WA
2022 GMC Sierra 4WD Crew Cab Long Box DRW Denali
120,227 mi.
21 days on market
1GT49WEYXNF188510
$58,999
Good DealSingle owner
Fremont Cdjr Casper
Casper, WY
4.4
2024 GMC Sierra 4WD Crew Cab Short Box Denali
25,078 mi.
22 days on market
1GTUUGE82RZ124700
$61,992
Fair Deal
Johnson Auto Plaza
Brighton, CO
4.2
2015 GMC Sierra 4WD Crew Cab Short Box
198,535 mi.
22 days on market
1GT120E85FF588447
$30,797
Good Deal
Korf Chrysler Dodge Jeep Ram Yuma
Yuma, CO
4.1
2021 GMC Sierra 4WD Crew Cab Standard Box
174,028 mi.
22 days on market
1GT49LE74MF243683
$21,997
Good Deal
Nations Auto Inc
Denver, CO
4.4
2017 GMC Sierra 4WD Crew Cab Standard Box SLT
156,884 mi.
22 days on market
3GTU2NEC1HG181337
$22,199
Good Deal
Valley Nissan
Longmont, CO
4.6
2023 GMC Sierra 4WD Crew Cab Short Box Denali
18,110 mi.
22 days on market
3GTUUGED2PG233216
$46,500
Great Deal
Autosavvy Windsor
Windsor, CO
4.6
2016 GMC Sierra 4WD Crew Cab Short Box SLT
106,356 mi.
22 days on market
3GTU2NEC1GG196564
$24,991
Fair Deal
Fowler Jeep Of Boulder
Boulder, CO
4.5
2017 GMC Sierra Denali 4x4 Crew Cab Standard Box
162,804 mi.
22 days on market
3GTU2PEJ1HG323504
$22,699
Mountain Chevrolet
Glenwood Springs, CO
4.4
2024 GMC Sierra 4WD Crew Cab Standard Box Denali
106,052 mi.
23 days on market
1GT49RE77RF428756
Contact Dealer
Glenwood Springs Ford
Glenwood Springs, CO
4.4
2024 GMC Sierra 4WD Crew Cab Standard Box Denali
65,358 mi.
23 days on market
1GT49RE70RF393915
$64,139
Good Deal
Glenwood Springs Ford
Glenwood Springs, CO
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
134,979 mi.
23 days on market
1GT49PE72LF105579
$45,691
Good Deal
Castle Rock Ford
Castle Rock, CO
4.5
2010 GMC Sierra 4WD Crew Cab SLT SWB
179,748 mi.
23 days on market
3GTRKWE37AG290855
$11,495
Good Deal
Akron Auto
Akron, CO
4.2
2023 GMC Sierra 4WD Crew Cab Short Box Denali
28,406 mi.
23 days on market
3GTUUGED5PG191947
$53,989
Fair DealSingle owner
Markley Honda
Fort Collins, CO
4.6
2025 GMC Sierra 4WD Crew Cab Short Box SLT
44,966 mi.
23 days on market
3GTUUDED4SG189467
$44,982
Great DealSingle ownerClean title
Transwest Automotive Group
Denver, CO
4.3
2015 GMC Sierra 4WD Crew Cab SLT SWB
125,825 mi.
23 days on market
3GTU2VEC7FG411461
$19,007
Good Deal
Ken Garff Ford Cheyenne
Cheyenne, WY
4.3
2015 GMC Sierra 4WD Crew Cab Short Box
133,795 mi.
23 days on market
1GT120E83FF134987
$39,995
Fair Deal
Mile High Car Co
Colorado Springs, CO
4.5
2022 GMC Sierra 4WD Crew Cab Standard Box Denali
87,077 mi.
23 days on market
1GT49RE71NF174455
Contact Dealer
Single owner
Autonation Buick Gmc Park Meadows
Lone Tree, CO
4.2
2024 GMC Sierra AT4 4WD Crew Cab Short Box
25,964 mi.
23 days on market
1GTUUEEL5RZ144352
$59,999
Fair Deal
Team Chevrolet Gmc
Scottsbluff, NE
4.4
2020 GMC Sierra 4WD Crew Cab Short Box SLT
73,284 mi.
23 days on market
3GTU9DET5LG378249
$36,777
Fair Deal
Phil Long Ford Of Chapel Hills
Colorado Springs, CO
4.2
2024 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
127,630 mi.
23 days on market
1GT49XEY9RF109551
$60,900
Single owner
Padas Auto Sales Llc
Denver, CO
4.2
2024 GMC Sierra 4WD Crew Cab Short Box Elevation
22,616 mi.
23 days on market
3GTUUCE89RG296618
$50,395
Fair DealSingle ownerClean title
Holman Honda
Centennial, CO
4.3
2025 GMC Sierra 4WD Crew Cab Standard Box AT4X
10,574 mi.
23 days on market
1GT4UZEY1SF313129
$88,999
Fair DealSingle owner
Dellenbach Subaru
Fort Collins, CO
4.1
2024 GMC Sierra Pro Double Cab Standard Box
2,315 mi.
24 days on market
1GT58LE75RF335996
$50,786
Wilcoxson Buick Gmc
Pueblo, CO
4.1
2023 GMC Sierra 4WD Crew Cab Standard Box Denali
45,844 mi.
24 days on market
1GT49REYXPF169363
Contact Dealer
Single owner
Shortline Buick Gmc
Aurora, CO
4.0
2025 GMC Sierra 4WD Crew Cab Short Box AT4
9,704 mi.
24 days on market
3GTUUEEL8SG316587
$60,990
Single owner
Laramie Gm Auto Center
Laramie, WY
4.6
2022 GMC Sierra AT4 4WD Crew Cab Short Box
59,090 mi.
24 days on market
1GTPUEEL8NZ646375
$44,988
Good Deal
Alpine Chevrolet
Aurora, CO
4.5
2015 GMC Sierra 4WD Crew Cab Short Box
199,523 mi.
24 days on market
3GTU2WEC4FG255210
$17,699
Good Deal
Mountain Chevrolet
Glenwood Springs, CO
4.4
2023 GMC Sierra 4WD Double Cab Std Box Elevation 3VL
16,503 mi.
24 days on market
1GTRUJEK1PZ237890
$41,999
Fair Deal
Team Chevrolet Gmc
Scottsbluff, NE
4.4
Sponsored
2019 GMC Sierra 4WD Crew Cab Standard Box SLT
91,731 mi.
17 days on market
1GT12VEG7KF242107
$42,888
Fair Deal
Peters Automall
High Point, NC
2022 GMC Sierra 4WD Crew Cab Long Box DRW Denali
120,227 mi.
21 days on market
1GT49WEYXNF188510
$58,999
Good DealSingle owner
Fremont Cdjr Casper
Casper, WY
4.4
2024 GMC Sierra 4WD Crew Cab Short Box Denali
25,078 mi.
22 days on market
1GTUUGE82RZ124700
$61,992
Fair Deal
Johnson Auto Plaza
Brighton, CO
4.2
2015 GMC Sierra 4WD Crew Cab Short Box
198,535 mi.
22 days on market
1GT120E85FF588447
$30,797
Good Deal
Korf Chrysler Dodge Jeep Ram Yuma
Yuma, CO
4.1
2021 GMC Sierra 4WD Crew Cab Standard Box
174,028 mi.
22 days on market
1GT49LE74MF243683
$21,997
Good Deal
Nations Auto Inc
Denver, CO
4.4
2017 GMC Sierra 4WD Crew Cab Standard Box SLT
156,884 mi.
22 days on market
3GTU2NEC1HG181337
$22,199
Good Deal
Valley Nissan
Longmont, CO
4.6
2023 GMC Sierra 4WD Crew Cab Short Box Denali
18,110 mi.
22 days on market
3GTUUGED2PG233216
$46,500
Great Deal
Autosavvy Windsor
Windsor, CO
4.6
2016 GMC Sierra 4WD Crew Cab Short Box SLT
106,356 mi.
22 days on market
3GTU2NEC1GG196564
$24,991
Fair Deal
Fowler Jeep Of Boulder
Boulder, CO
4.5
2017 GMC Sierra Denali 4x4 Crew Cab Standard Box
162,804 mi.
22 days on market
3GTU2PEJ1HG323504
$22,699
Mountain Chevrolet
Glenwood Springs, CO
4.4
2024 GMC Sierra 4WD Crew Cab Standard Box Denali
106,052 mi.
23 days on market
1GT49RE77RF428756
Contact Dealer
Glenwood Springs Ford
Glenwood Springs, CO
4.4
2024 GMC Sierra 4WD Crew Cab Standard Box Denali
65,358 mi.
23 days on market
1GT49RE70RF393915
$64,139
Good Deal
Glenwood Springs Ford
Glenwood Springs, CO
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
134,979 mi.
23 days on market
1GT49PE72LF105579
$45,691
Good Deal
Castle Rock Ford
Castle Rock, CO
4.5
2010 GMC Sierra 4WD Crew Cab SLT SWB
179,748 mi.
23 days on market
3GTRKWE37AG290855
$11,495
Good Deal
Akron Auto
Akron, CO
4.2
2023 GMC Sierra 4WD Crew Cab Short Box Denali
28,406 mi.
23 days on market
3GTUUGED5PG191947
$53,989
Fair DealSingle owner
Markley Honda
Fort Collins, CO
4.6
2025 GMC Sierra 4WD Crew Cab Short Box SLT
44,966 mi.
23 days on market
3GTUUDED4SG189467
$44,982
Great DealSingle ownerClean title
Transwest Automotive Group
Denver, CO
4.3
2015 GMC Sierra 4WD Crew Cab SLT SWB
125,825 mi.
23 days on market
3GTU2VEC7FG411461
$19,007
Good Deal
Ken Garff Ford Cheyenne
Cheyenne, WY
4.3
2015 GMC Sierra 4WD Crew Cab Short Box
133,795 mi.
23 days on market
1GT120E83FF134987
$39,995
Fair Deal
Mile High Car Co
Colorado Springs, CO
4.5
2022 GMC Sierra 4WD Crew Cab Standard Box Denali
87,077 mi.
23 days on market
1GT49RE71NF174455
Contact Dealer
Single owner
Autonation Buick Gmc Park Meadows
Lone Tree, CO
4.2
2024 GMC Sierra AT4 4WD Crew Cab Short Box
25,964 mi.
23 days on market
1GTUUEEL5RZ144352
$59,999
Fair Deal
Team Chevrolet Gmc
Scottsbluff, NE
4.4
2020 GMC Sierra 4WD Crew Cab Short Box SLT
73,284 mi.
23 days on market
3GTU9DET5LG378249
$36,777
Fair Deal
Phil Long Ford Of Chapel Hills
Colorado Springs, CO
4.2
2024 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
127,630 mi.
23 days on market
1GT49XEY9RF109551
$60,900
Single owner
Padas Auto Sales Llc
Denver, CO
4.2
2024 GMC Sierra 4WD Crew Cab Short Box Elevation
22,616 mi.
23 days on market
3GTUUCE89RG296618
$50,395
Fair DealSingle ownerClean title
Holman Honda
Centennial, CO
4.3
2025 GMC Sierra 4WD Crew Cab Standard Box AT4X
10,574 mi.
23 days on market
1GT4UZEY1SF313129
$88,999
Fair DealSingle owner
Dellenbach Subaru
Fort Collins, CO
4.1
2024 GMC Sierra Pro Double Cab Standard Box
2,315 mi.
24 days on market
1GT58LE75RF335996
$50,786
Wilcoxson Buick Gmc
Pueblo, CO
4.1
2023 GMC Sierra 4WD Crew Cab Standard Box Denali
45,844 mi.
24 days on market
1GT49REYXPF169363
Contact Dealer
Single owner
Shortline Buick Gmc
Aurora, CO
4.0
2025 GMC Sierra 4WD Crew Cab Short Box AT4
9,704 mi.
24 days on market
3GTUUEEL8SG316587
$60,990
Single owner
Laramie Gm Auto Center
Laramie, WY
4.6
2022 GMC Sierra AT4 4WD Crew Cab Short Box
59,090 mi.
24 days on market
1GTPUEEL8NZ646375
$44,988
Good Deal
Alpine Chevrolet
Aurora, CO
4.5
2015 GMC Sierra 4WD Crew Cab Short Box
199,523 mi.
24 days on market
3GTU2WEC4FG255210
$17,699
Good Deal
Mountain Chevrolet
Glenwood Springs, CO
4.4
2023 GMC Sierra 4WD Double Cab Std Box Elevation 3VL
16,503 mi.
24 days on market
1GTRUJEK1PZ237890
$41,999
Fair Deal
Team Chevrolet Gmc
Scottsbluff, NE
4.4
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.