Explore 1,340 Used Gmc Sierra Listings Near Boulder, CO
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Sponsored
2020 GMC Sierra 4WD Regular Cab Long Box
105,116 mi.
49 days on market
3GTN9AEFXLG110844
$19,999
Dotcom Auto
Leesburg, VA
Sponsored
2019 GMC Sierra 4WD Crew Cab Standard Box Denali
92,803 mi.
401 days on market
1GT12SEY4KF211579
$44,000
Risen Auto
Rome, NY
Sponsored
2020 GMC Sierra 4WD Crew Cab Short Box SLT
141,134 mi.
42 days on market
1GTU9DED2LZ191799
$27,998
Your Choice Autos Joliet
Joliet, IL
2019 GMC Sierra 4WD Crew Cab Standard Box
60,261 mi.
24 days on market
1GTU9FEL3KZ365803
$36,261
Great Deal
Wolf Chevrolet Gmc Of Ogallala
Ogallala, NE
4.5
2024 GMC Sierra 4WD Crew Cab Short Box Elevation
39,424 mi.
24 days on market
3GTUUCE87RG299078
$45,998
Good Deal
Autonation Dodge Ram Broadway
Littleton, CO
4.0
2024 GMC Sierra 4WD Crew Cab Short Box AT4
46,466 mi.
24 days on market
3GTUUEEL1RG102907
$54,249
Good DealSingle owner
Shortline Buick Gmc
Aurora, CO
4.0
2023 GMC Sierra 4WD Crew Cab Short Box SLT
49,629 mi.
24 days on market
1GTUUDE88PZ313993
$49,988
Fair Deal
Janssen Gmc
North Platte, NE
4.4
2024 GMC Sierra 4WD Crew Cab Short Box AT4
35,794 mi.
24 days on market
1GTUUEEL4RZ291004
$50,510
Great DealSingle owner
Alpine Buick Gmc
Highlands Ranch, CO
4.3
2022 GMC Sierra Denali 4WD Crew Cab Standard Box SRW
47,063 mi.
24 days on market
1GT49WEY2NF130195
$60,980
Good Deal
Alpine Buick Gmc
Highlands Ranch, CO
4.3
2016 GMC Sierra 4WD Crew Cab Short Box SLT
123,628 mi.
24 days on market
3GTU2NEC3GG289621
$22,798
Fair Deal
Mountain States Toyota
Denver, CO
4.5
2018 GMC Sierra 4WD Crew Cab Standard Box SLT
84,132 mi.
24 days on market
3GTU2NECXJG507979
$28,498
Fair Deal
Mountain States Toyota
Denver, CO
4.5
2024 GMC Sierra 4WD Double Cab Std Box Elevation 3VL
22,130 mi.
24 days on market
1GTRUJEK8RZ295885
$42,999
Fair Deal
Team Chevrolet Gmc
Scottsbluff, NE
4.4
2024 GMC Sierra Elevation 4WD Crew Cab Short Box
32,424 mi.
24 days on market
1GTUUCED5RZ235294
$49,999
Fair Deal
Team Chevrolet Gmc
Scottsbluff, NE
4.4
2020 GMC Sierra AT4 4WD Crew Cab Short Box
64,378 mi.
24 days on market
1GTP9EEL8LZ230499
$43,995
Fair Deal
Family Auto And Truck Center
Grand Junction, CO
4.6
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
133,048 mi.
24 days on market
1GT49WEY6LF163388
$42,400
Good Deal
Berkenkotter Motors
Castle Rock, CO
4.1
2020 GMC Sierra 4WD Crew Cab Short Box SLT
120,951 mi.
25 days on market
3GTU9DET6LG278158
Contact Dealer
Lions Auto Inc
Denver, CO
3.7
2021 GMC Sierra 4WD Double Cab Standard Box Elevation
66,729 mi.
25 days on market
1GTR9CED7MZ304440
Contact Dealer
Single owner
Shortline Buick Gmc
Aurora, CO
4.0
2019 GMC Sierra Elevation 4x4 Double Cab Standard Box
125,408 mi.
25 days on market
1GTR9CED2KZ283641
$21,596
Good Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2024 GMC Sierra AT4 4WD Crew Cab Short Box
42,791 mi.
25 days on market
1GTUUEEL9RZ262257
$52,296
Good Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2024 GMC Sierra AT4 4WD Crew Cab Short Box
28,306 mi.
25 days on market
1GTUUEE87RZ253343
$55,296
Fair Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2024 GMC Sierra AT4 4WD Crew Cab Short Box
10,155 mi.
25 days on market
1GTUUEEL4RZ310117
$60,797
Fair Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2025 GMC Sierra Denali 4WD Crew Cab Short Box
5,702 mi.
25 days on market
1GTUUGE83SZ312941
$60,297
Great Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2025 GMC Sierra Denali 4WD Crew Cab Standard Box SRW
16,330 mi.
25 days on market
1GT4UWEY0SF314562
$77,897
Good Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2026 GMC Sierra AT4 4WD Crew Cab Standard Box SRW
13,201 mi.
25 days on market
1GT4UVEY4TF100086
$77,397
Great Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2023 GMC Sierra 4WD Crew Cab Short Box SLE
54,982 mi.
25 days on market
3GTPUBEK2PG271849
$33,790
Great DealSingle ownerClean title
Groove Toyota
Englewood, CO
4.6
2023 GMC Sierra 4WD Crew Cab Short Box SLT
79,769 mi.
25 days on market
3GTUUDE86PG262414
$39,592
Good Deal
Durango Kia
Durango, CO
4.7
2019 GMC Sierra 4WD Crew Cab Short Box
59,655 mi.
25 days on market
1GTU9FEL1KZ199328
$41,493
Fair Deal
Omeara Gmc
Denver, CO
4.2
2014 GMC Sierra 4WD Double Cab SLT SWB
197,500 mi.
25 days on market
1GTV2VEC4EZ295722
$15,153
Good Deal
Kissner Motors
Grand Junction, CO
4.3
2022 GMC Sierra AT4 4WD Crew Cab Short Box
89,284 mi.
25 days on market
1GTP9EEL1NZ232825
$39,063
Good Deal
Kissner Motors
Grand Junction, CO
4.3
2018 GMC Sierra 4WD Crew Cab Short Box SLT
94,227 mi.
25 days on market
3GTU2NER5JG255871
Contact Dealer
Single owner
Mccloskey Truck Town
Colorado Springs, CO
4.8
2025 GMC Sierra 4WD Crew Cab Short Box AT4
44,863 mi.
25 days on market
3GTUUEE87SG228870
$56,900
Good Deal
Wolf Ford Of Alliance
Alliance, NE
4.9
Sponsored
2020 GMC Sierra 4WD Regular Cab Long Box
105,116 mi.
49 days on market
3GTN9AEFXLG110844
$19,999
Dotcom Auto
Leesburg, VA
2019 GMC Sierra 4WD Crew Cab Standard Box
60,261 mi.
24 days on market
1GTU9FEL3KZ365803
$36,261
Great Deal
Wolf Chevrolet Gmc Of Ogallala
Ogallala, NE
4.5
2024 GMC Sierra 4WD Crew Cab Short Box Elevation
39,424 mi.
24 days on market
3GTUUCE87RG299078
$45,998
Good Deal
Autonation Dodge Ram Broadway
Littleton, CO
4.0
2024 GMC Sierra 4WD Crew Cab Short Box AT4
46,466 mi.
24 days on market
3GTUUEEL1RG102907
$54,249
Good DealSingle owner
Shortline Buick Gmc
Aurora, CO
4.0
2023 GMC Sierra 4WD Crew Cab Short Box SLT
49,629 mi.
24 days on market
1GTUUDE88PZ313993
$49,988
Fair Deal
Janssen Gmc
North Platte, NE
4.4
2024 GMC Sierra 4WD Crew Cab Short Box AT4
35,794 mi.
24 days on market
1GTUUEEL4RZ291004
$50,510
Great DealSingle owner
Alpine Buick Gmc
Highlands Ranch, CO
4.3
2022 GMC Sierra Denali 4WD Crew Cab Standard Box SRW
47,063 mi.
24 days on market
1GT49WEY2NF130195
$60,980
Good Deal
Alpine Buick Gmc
Highlands Ranch, CO
4.3
2016 GMC Sierra 4WD Crew Cab Short Box SLT
123,628 mi.
24 days on market
3GTU2NEC3GG289621
$22,798
Fair Deal
Mountain States Toyota
Denver, CO
4.5
2018 GMC Sierra 4WD Crew Cab Standard Box SLT
84,132 mi.
24 days on market
3GTU2NECXJG507979
$28,498
Fair Deal
Mountain States Toyota
Denver, CO
4.5
2024 GMC Sierra 4WD Double Cab Std Box Elevation 3VL
22,130 mi.
24 days on market
1GTRUJEK8RZ295885
$42,999
Fair Deal
Team Chevrolet Gmc
Scottsbluff, NE
4.4
2024 GMC Sierra Elevation 4WD Crew Cab Short Box
32,424 mi.
24 days on market
1GTUUCED5RZ235294
$49,999
Fair Deal
Team Chevrolet Gmc
Scottsbluff, NE
4.4
2020 GMC Sierra AT4 4WD Crew Cab Short Box
64,378 mi.
24 days on market
1GTP9EEL8LZ230499
$43,995
Fair Deal
Family Auto And Truck Center
Grand Junction, CO
4.6
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
133,048 mi.
24 days on market
1GT49WEY6LF163388
$42,400
Good Deal
Berkenkotter Motors
Castle Rock, CO
4.1
2020 GMC Sierra 4WD Crew Cab Short Box SLT
120,951 mi.
25 days on market
3GTU9DET6LG278158
Contact Dealer
Lions Auto Inc
Denver, CO
3.7
2021 GMC Sierra 4WD Double Cab Standard Box Elevation
66,729 mi.
25 days on market
1GTR9CED7MZ304440
Contact Dealer
Single owner
Shortline Buick Gmc
Aurora, CO
4.0
2019 GMC Sierra Elevation 4x4 Double Cab Standard Box
125,408 mi.
25 days on market
1GTR9CED2KZ283641
$21,596
Good Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2024 GMC Sierra AT4 4WD Crew Cab Short Box
42,791 mi.
25 days on market
1GTUUEEL9RZ262257
$52,296
Good Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2024 GMC Sierra AT4 4WD Crew Cab Short Box
28,306 mi.
25 days on market
1GTUUEE87RZ253343
$55,296
Fair Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2024 GMC Sierra AT4 4WD Crew Cab Short Box
10,155 mi.
25 days on market
1GTUUEEL4RZ310117
$60,797
Fair Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2025 GMC Sierra Denali 4WD Crew Cab Short Box
5,702 mi.
25 days on market
1GTUUGE83SZ312941
$60,297
Great Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2025 GMC Sierra Denali 4WD Crew Cab Standard Box SRW
16,330 mi.
25 days on market
1GT4UWEY0SF314562
$77,897
Good Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2026 GMC Sierra AT4 4WD Crew Cab Standard Box SRW
13,201 mi.
25 days on market
1GT4UVEY4TF100086
$77,397
Great Deal
Castle Rock Chevrolet Gmc
Castle Rock, CO
4.6
2023 GMC Sierra 4WD Crew Cab Short Box SLE
54,982 mi.
25 days on market
3GTPUBEK2PG271849
$33,790
Great DealSingle ownerClean title
Groove Toyota
Englewood, CO
4.6
2023 GMC Sierra 4WD Crew Cab Short Box SLT
79,769 mi.
25 days on market
3GTUUDE86PG262414
$39,592
Good Deal
Durango Kia
Durango, CO
4.7
2019 GMC Sierra 4WD Crew Cab Short Box
59,655 mi.
25 days on market
1GTU9FEL1KZ199328
$41,493
Fair Deal
Omeara Gmc
Denver, CO
4.2
2014 GMC Sierra 4WD Double Cab SLT SWB
197,500 mi.
25 days on market
1GTV2VEC4EZ295722
$15,153
Good Deal
Kissner Motors
Grand Junction, CO
4.3
2022 GMC Sierra AT4 4WD Crew Cab Short Box
89,284 mi.
25 days on market
1GTP9EEL1NZ232825
$39,063
Good Deal
Kissner Motors
Grand Junction, CO
4.3
2018 GMC Sierra 4WD Crew Cab Short Box SLT
94,227 mi.
25 days on market
3GTU2NER5JG255871
Contact Dealer
Single owner
Mccloskey Truck Town
Colorado Springs, CO
4.8
2025 GMC Sierra 4WD Crew Cab Short Box AT4
44,863 mi.
25 days on market
3GTUUEE87SG228870
$56,900
Good Deal
Wolf Ford Of Alliance
Alliance, NE
4.9
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.