Used 2021 GMC Sierra 1500 for Sale in Denver, CO
Denver Search Area
- Dealers in Area
- 356
- Sierra 1500s for Sale
- 145
Top Ranked Used 2018-2022 GMC Sierra 1500s near Denver
Ranked by Most Car for Your Money
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2021 GMC Sierra 1500 AT4 4WD • Lakewood, CO
$60,999 • 12.4k miles
#1 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- One Owner, Clean Title
- Dealer Rating - 4.1 stars
- Very Low Mileage
- Includes $12,604 Premium Upgrades

2021 GMC Sierra 1500 Denali 4WD • Northglenn, CO
$56,999 • 22.7k miles
#2 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.0 stars
- Very Low Mileage
- Includes $12,652 Premium Upgrades

2020 GMC Sierra 1500 AT4 4WD • Aurora, CO
$57,680 • 29.3k miles
#3 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.4 stars
- Very Low Mileage
- Includes $11,180 Premium Upgrades

2021 GMC Sierra 1500 Denali 4WD • Castle Rock, CO
$58,197 • 19.7k miles
#4 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.5 stars
- Very Low Mileage
- Includes $10,236 Premium Upgrades
2021 GMC Sierra 1500 Denali 4WD • Colorado Springs, CO
$55,497 • 18.7k miles
#5 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Motivation to Negotiate - Very High
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.5 stars
- Very Low Mileage
2018 GMC Sierra 1500 SLT 4WD • Cheyenne, WY
$43,995 • 58.4k miles
#6 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Clean Title, Not a rental or commercial vehicle
- Below Average Mileage
- Includes $10,585 Premium Upgrades
- Great Price - $3,735 Below Market
2021 GMC Sierra 1500 AT4 4WD • Littleton, CO
$56,409 • 26.6k miles
#7 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.3 stars
- Very Low Mileage
- Includes $8,868 Premium Upgrades
2022 GMC Sierra 1500 AT4 4WD • Denver, CO
$67,994 • 7.5k miles
#8 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Motivation to Negotiate - High
- Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.4 stars
- Very Low Mileage
2022 GMC Sierra 1500 AT4 4WD • Denver, CO
$69,889 • 7.4k miles
#9 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Motivation to Negotiate - High
- Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.4 stars
- Very Low Mileage
2021 GMC Sierra 1500 SLT 4WD • Lakewood, CO
$52,999 • 43.6k miles
#10 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- One Owner, Clean Title
- Dealer Rating - 4.1 stars
- Includes $11,232 Premium Upgrades
- Great Price - $4,579 Below Market
2021 GMC Sierra 1500 SLT 4WD • Henderson, CO
$48,999 • 48.3k miles
#11 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Motivation to Negotiate - Increasing
- One Owner, Clean Title
- Dealer Rating - 4.3 stars
- Includes $8,228 Premium Upgrades
2021 GMC Sierra 1500 AT4 4WD • Colorado Springs, CO
$55,999 • 30.1k miles
#12 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.1 stars
- Below Average Mileage
- Includes $10,032 Premium Upgrades
2020 GMC Sierra 1500 Denali 4WD • Brighton, CO
$52,488 • 50.4k miles
#13 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Motivation to Negotiate - Increasing
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.2 stars
- Average Mileage
2021 GMC Sierra 1500 SLT 4WD • Lakewood, CO
$53,599 • 41.6k miles
#14 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- One Owner, Clean Title
- Dealer Rating - 4.1 stars
- Includes $11,748 Premium Upgrades
- Great Price - $4,094 Below Market
2019 GMC Sierra 1500 SLT 4WD • Colorado Springs, CO
$43,888 • 73.9k miles
#15 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Motivation to Negotiate - Increasing
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.5 stars
- Includes $7,435 Premium Upgrades
2020 GMC Sierra 1500 AT4 4WD • Denver, CO
$54,394 • 41.3k miles
#16 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Clean Title, Not a rental or commercial vehicle
- Below Average Mileage
- Includes $18,448 Premium Upgrades
- Great Price - $15,179 Below Market
2020 GMC Sierra 1500 AT4 4WD • Brighton, CO
$51,488 • 56.5k miles
#17 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.2 stars
- Includes $18,996 Premium Upgrades
- Great Price - $14,168 Below Market
2022 GMC Sierra 1500 AT4X 4WD • Wheat Ridge, CO
$78,990 • 5.8k miles
#18 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Motivation to Negotiate - Increasing
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.3 stars
- Very Low Mileage
2021 GMC Sierra 1500 AT4 4WD • Littleton, CO
$52,409 • 40.1k miles
#19 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- Clean Title
- Dealer Rating - 4.3 stars
- Includes $6,884 Premium Upgrades
- Great Price - $4,059 Below Market
2020 GMC Sierra 1500 SLT 4WD • Denver, CO
$48,299 • 30.9k miles
#20 2018-2022 GMC Sierra 1500
It’s an “A+” Buy
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.1 stars
- Very Low Mileage
- Includes $12,108 Premium Upgrades
2022 GMC Sierra 1500 AT4X 4WD • Littleton, CO
$72,409 • 14.2k miles
#21 2018-2022 GMC Sierra 1500
It’s an “A” Buy
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.3 stars
- Very Low Mileage
- Includes $920 Premium Upgrades
2021 GMC Sierra 1500 AT4 4WD • Greeley, CO
$59,988 • 8.9k miles
#22 2018-2022 GMC Sierra 1500
It’s an “A” Buy
- Clean Title, Not a rental or commercial vehicle
- Very Low Mileage
- Includes $9,972 Premium Upgrades
- Good Price - $3,666 Below Market
2021 GMC Sierra 1500 Elevation 4WD • Littleton, CO
$46,409 • 46.7k miles
#23 2018-2022 GMC Sierra 1500
It’s an “A” Buy
- Motivation to Negotiate - Increasing
- One Owner, Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.3 stars
- Includes $4,084 Premium Upgrades
2020 GMC Sierra 1500 SLT 4WD • Aurora, CO
$49,103 • 52.7k miles
#24 2018-2022 GMC Sierra 1500
It’s an “A” Buy
- Motivation to Negotiate - High
- One Owner, Clean Title, Not a rental or commercial vehicle
- Includes $9,836 Premium Upgrades
- Good Price - $2,427 Below Market
2020 GMC Sierra 1500 SLT 4WD • Lakewood, CO
$49,999 • 39k miles
#25 2018-2022 GMC Sierra 1500
It’s an “A” Buy
- Motivation to Negotiate - Increasing
- Clean Title, Not a rental or commercial vehicle
- Dealer Rating - 4.1 stars
- Below Average Mileage
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GMC Sierra 1500 near Denver, CO
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