Explore 1,340 Used Gmc Sierra Listings Near Boulder, CO
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Sponsored
2019 GMC Sierra 4WD Crew Cab Standard Box
173,673 mi.
48 days on market
1GT42TCY0KF275284
$33,995
Fair Deal
Roland Holmes Auto Sales
Roanoke Rapids, NC
Sponsored
2018 GMC Sierra 2WD Double Cab Standard Box
117,121 mi.
89 days on market
1GTR1LEC6JZ334443
$17,890
Rk Motors
Houston, TX
Sponsored
2022 GMC Sierra Elevation 4WD Crew Cab Short Box
58,670 mi.
21 days on market
1GTUUCED7NZ597041
$42,995
Mlady Nissanlady Nissan
Crystal Lake, IL
2024 GMC Sierra 4WD Crew Cab Short Box Denali
17,472 mi.
26 days on market
1GTUUGEL5RZ367602
Contact Dealer
Single owner
Shortline Buick Gmc
Aurora, CO
4.0
2020 GMC Sierra Elevation 4WD Crew Cab Short Box
109,145 mi.
26 days on market
1GTU9CET7LZ362693
$28,600
Good Deal
Sterling Auto Sales
Franktown, CO
4.1
2023 GMC Sierra 4WD Crew Cab Short Box Elevation
18,500 mi.
26 days on market
1GTPUCEK8PZ103395
$44,192
Fair Deal
Daniels Long Chevrolet
Colorado Springs, CO
4.2
2018 GMC Sierra 4WD Crew Cab Chassis
101,992 mi.
26 days on market
1GD42VCY5JF252296
$34,998
Fair Deal
Janssen Chrysler Jeep Dodge Ram
North Platte, NE
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
112,888 mi.
26 days on market
1GT49REY1LF196560
$47,966
Great Deal
Omeara Gmc
Denver, CO
4.2
2021 GMC Sierra 4WD Crew Cab Short Box AT4
67,269 mi.
26 days on market
3GTP9EED8MG194341
$39,998
Fair Deal
Castle Rock Ford
Castle Rock, CO
4.5
2023 GMC Sierra 4WD Crew Cab Standard Box Denali
13,118 mi.
27 days on market
1GT49RE73PF206048
$61,210
Fair DealSingle owner
Alpine Buick Gmc
Highlands Ranch, CO
4.3
2022 GMC Sierra 4WD Crew Cab Standard Box Denali
47,380 mi.
27 days on market
1GT49WEY9NF255386
$69,988
Fair DealSingle owner
Patriot Auto Sales
Cheyenne, WY
4.1
2024 GMC Sierra Denali 4WD Crew Cab Short Box
36,735 mi.
27 days on market
1GTUUGELXRZ225195
$57,998
Fair Deal
Clearshift
Loveland, CO
4.8
2024 GMC Sierra Denali 4WD Crew Cab Short Box
14,033 mi.
27 days on market
1GTUUGEL5RZ405488
$60,979
Fair Deal
Clearshift
Loveland, CO
4.8
2020 GMC Sierra 4WD Crew Cab Standard Box SLE
100,699 mi.
27 days on market
1GT49MEY5LF223083
$43,999
Fair Deal
Phil Long Ford Of Chapel Hills
Colorado Springs, CO
4.2
2017 GMC Sierra 4WD Crew Cab Short Box
106,217 mi.
27 days on market
3GTU2PEJ4HG489872
$21,999
Great Deal
Victory Motors Of Colorado
Longmont, CO
4.3
2015 GMC Sierra 2WD Double Cab 1SA SWB
120,000 mi.
27 days on market
1GTR1TEHXFZ183612
$12,900
Fair Deal
Statewide Automotive
Englewood, CO
4.6
2024 GMC Sierra 4WD Crew Cab Short Box Denali
0 mi.
27 days on market
3GTUUGE82RG294619
Contact Dealer
Boulder Motors
Boulder, CO
5.0
2021 GMC Sierra Denali 4WD Crew Cab Short Box
100,469 mi.
27 days on market
1GTU9FET0MZ186573
$41,999
Fair Deal
Janssen Gmc
North Platte, NE
4.4
2024 GMC Sierra 4WD Crew Cab Standard Box AT4X
20,505 mi.
27 days on market
1GT49ZEY4RF467717
$86,000
Fair Deal
Chadron Chrysler Dodge Jeep Ram
Chadron, NE
3.8
2023 GMC Sierra 4WD Crew Cab Long Box Pro
98,839 mi.
27 days on market
1GT49SEYXPF133115
$42,498
Fair DealSingle ownerClean title
Transwest Gmc
Henderson, CO
4.3
2001 GMC Sierra 1500 4WD Extended Cab 6 1/2-ft SL
155,941 mi.
27 days on market
2GTEK19T711362478
$7,995
Ap Auto Brokers
Longmont, CO
4.0
2022 GMC Sierra 4WD Crew Cab Short Box AT4X
28,912 mi.
27 days on market
3GTUUFEL6NG533646
$55,987
Fair Deal
Johnson Auto Plaza
Brighton, CO
4.2
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
73,208 mi.
27 days on market
1GT49PEY8LF279830
$53,990
Fair Deal
Cool Rides
Monument, CO
3.7
2001 GMC Sierra 1500 4WD Extended Cab 6 1/2-ft SLE
153,854 mi.
27 days on market
1GTEK19T11E100969
$7,494
Great DealClean title
Modern Classic Motors Inc
Grand Junction, CO
4.7
2023 GMC Sierra 4WD Crew Cab Short Box SLT
111,408 mi.
27 days on market
1GTUUDED3PZ133916
$33,950
Good DealSingle owner
Sterling Auto Sales
Franktown, CO
4.1
2024 GMC Sierra Denali 4WD Crew Cab Short Box
28,944 mi.
27 days on market
1GTUUGEL5RZ290729
$58,991
Fair Deal
Clearshift
Loveland, CO
4.8
2020 GMC Sierra 4WD Crew Cab Standard Box SLT
97,429 mi.
27 days on market
3GTU9DET8LG159155
$33,488
Turner Chevrolet
Montrose, CO
4.5
2021 GMC Sierra 4WD Crew Cab Short Box AT4
109,071 mi.
27 days on market
1GTU9EET8MZ179378
$35,995
Good Deal
Discovery Auto Group
Grand Junction, CO
4.9
2015 GMC Sierra 4WD Crew Cab Standard Box SRW
113,000 mi.
27 days on market
1GT424E80FF551679
$41,995
Fair Deal
North Fork Sales
Grand Junction, CO
4.6
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
33,101 mi.
27 days on market
1GT49PEY9LF287631
$63,999
Fair Deal
Autonation Toyota Arapahoe
Centennial, CO
4.5
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
920 mi.
28 days on market
1GT4UXEY4TF241929
$92,000
Good Deal
Weld County Garage
Greeley, CO
4.6
Sponsored
2019 GMC Sierra 4WD Crew Cab Standard Box
173,673 mi.
48 days on market
1GT42TCY0KF275284
$33,995
Fair Deal
Roland Holmes Auto Sales
Roanoke Rapids, NC
2024 GMC Sierra 4WD Crew Cab Short Box Denali
17,472 mi.
26 days on market
1GTUUGEL5RZ367602
Contact Dealer
Single owner
Shortline Buick Gmc
Aurora, CO
4.0
2020 GMC Sierra Elevation 4WD Crew Cab Short Box
109,145 mi.
26 days on market
1GTU9CET7LZ362693
$28,600
Good Deal
Sterling Auto Sales
Franktown, CO
4.1
2023 GMC Sierra 4WD Crew Cab Short Box Elevation
18,500 mi.
26 days on market
1GTPUCEK8PZ103395
$44,192
Fair Deal
Daniels Long Chevrolet
Colorado Springs, CO
4.2
2018 GMC Sierra 4WD Crew Cab Chassis
101,992 mi.
26 days on market
1GD42VCY5JF252296
$34,998
Fair Deal
Janssen Chrysler Jeep Dodge Ram
North Platte, NE
4.4
2020 GMC Sierra 4WD Crew Cab Standard Box Denali
112,888 mi.
26 days on market
1GT49REY1LF196560
$47,966
Great Deal
Omeara Gmc
Denver, CO
4.2
2021 GMC Sierra 4WD Crew Cab Short Box AT4
67,269 mi.
26 days on market
3GTP9EED8MG194341
$39,998
Fair Deal
Castle Rock Ford
Castle Rock, CO
4.5
2023 GMC Sierra 4WD Crew Cab Standard Box Denali
13,118 mi.
27 days on market
1GT49RE73PF206048
$61,210
Fair DealSingle owner
Alpine Buick Gmc
Highlands Ranch, CO
4.3
2022 GMC Sierra 4WD Crew Cab Standard Box Denali
47,380 mi.
27 days on market
1GT49WEY9NF255386
$69,988
Fair DealSingle owner
Patriot Auto Sales
Cheyenne, WY
4.1
2024 GMC Sierra Denali 4WD Crew Cab Short Box
36,735 mi.
27 days on market
1GTUUGELXRZ225195
$57,998
Fair Deal
Clearshift
Loveland, CO
4.8
2024 GMC Sierra Denali 4WD Crew Cab Short Box
14,033 mi.
27 days on market
1GTUUGEL5RZ405488
$60,979
Fair Deal
Clearshift
Loveland, CO
4.8
2020 GMC Sierra 4WD Crew Cab Standard Box SLE
100,699 mi.
27 days on market
1GT49MEY5LF223083
$43,999
Fair Deal
Phil Long Ford Of Chapel Hills
Colorado Springs, CO
4.2
2017 GMC Sierra 4WD Crew Cab Short Box
106,217 mi.
27 days on market
3GTU2PEJ4HG489872
$21,999
Great Deal
Victory Motors Of Colorado
Longmont, CO
4.3
2015 GMC Sierra 2WD Double Cab 1SA SWB
120,000 mi.
27 days on market
1GTR1TEHXFZ183612
$12,900
Fair Deal
Statewide Automotive
Englewood, CO
4.6
2024 GMC Sierra 4WD Crew Cab Short Box Denali
0 mi.
27 days on market
3GTUUGE82RG294619
Contact Dealer
Boulder Motors
Boulder, CO
5.0
2021 GMC Sierra Denali 4WD Crew Cab Short Box
100,469 mi.
27 days on market
1GTU9FET0MZ186573
$41,999
Fair Deal
Janssen Gmc
North Platte, NE
4.4
2024 GMC Sierra 4WD Crew Cab Standard Box AT4X
20,505 mi.
27 days on market
1GT49ZEY4RF467717
$86,000
Fair Deal
Chadron Chrysler Dodge Jeep Ram
Chadron, NE
3.8
2023 GMC Sierra 4WD Crew Cab Long Box Pro
98,839 mi.
27 days on market
1GT49SEYXPF133115
$42,498
Fair DealSingle ownerClean title
Transwest Gmc
Henderson, CO
4.3
2001 GMC Sierra 1500 4WD Extended Cab 6 1/2-ft SL
155,941 mi.
27 days on market
2GTEK19T711362478
$7,995
Ap Auto Brokers
Longmont, CO
4.0
2022 GMC Sierra 4WD Crew Cab Short Box AT4X
28,912 mi.
27 days on market
3GTUUFEL6NG533646
$55,987
Fair Deal
Johnson Auto Plaza
Brighton, CO
4.2
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
73,208 mi.
27 days on market
1GT49PEY8LF279830
$53,990
Fair Deal
Cool Rides
Monument, CO
3.7
2001 GMC Sierra 1500 4WD Extended Cab 6 1/2-ft SLE
153,854 mi.
27 days on market
1GTEK19T11E100969
$7,494
Great DealClean title
Modern Classic Motors Inc
Grand Junction, CO
4.7
2023 GMC Sierra 4WD Crew Cab Short Box SLT
111,408 mi.
27 days on market
1GTUUDED3PZ133916
$33,950
Good DealSingle owner
Sterling Auto Sales
Franktown, CO
4.1
2024 GMC Sierra Denali 4WD Crew Cab Short Box
28,944 mi.
27 days on market
1GTUUGEL5RZ290729
$58,991
Fair Deal
Clearshift
Loveland, CO
4.8
2020 GMC Sierra 4WD Crew Cab Standard Box SLT
97,429 mi.
27 days on market
3GTU9DET8LG159155
$33,488
Turner Chevrolet
Montrose, CO
4.5
2021 GMC Sierra 4WD Crew Cab Short Box AT4
109,071 mi.
27 days on market
1GTU9EET8MZ179378
$35,995
Good Deal
Discovery Auto Group
Grand Junction, CO
4.9
2015 GMC Sierra 4WD Crew Cab Standard Box SRW
113,000 mi.
27 days on market
1GT424E80FF551679
$41,995
Fair Deal
North Fork Sales
Grand Junction, CO
4.6
2020 GMC Sierra 4WD Crew Cab Standard Box AT4
33,101 mi.
27 days on market
1GT49PEY9LF287631
$63,999
Fair Deal
Autonation Toyota Arapahoe
Centennial, CO
4.5
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
920 mi.
28 days on market
1GT4UXEY4TF241929
$92,000
Good Deal
Weld County Garage
Greeley, CO
4.6
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.