Used 2021 GMC Sierra 1500 for SaleNationwide
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 50,847
- Stock #:
- I065934
- VIN:
- 3GTU9CED8MG334430
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
50,847 mi
$39,271
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray (Dark Sky Metallic)
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 41,413
- Stock #:
- 26L1649A
- VIN:
- 3GTP9EED0MG441822
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
41,413 mi
$42,584
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Desert Sand Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 69,480
- Stock #:
- G606874T
- VIN:
- 3GTUUCED2NG606874
2022 GMC Sierra 1500
Elevation Crew Cab 4WD
69,480 mi
$37,296
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Summit White
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 77,384
- Stock #:
- LG447731
- VIN:
- 3GTU9EET4LG447731
2020 GMC Sierra 1500
AT4 Crew Cab 4WD
77,384 mi
$37,995
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Black (Ebony Twilight Metallic)
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 31,615
- Stock #:
- 255545
- VIN:
- 3GTU9EET8MG332986
-$2,000
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
31,615 mi
$45,198
$43,198
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 97,755
- Stock #:
- 19543A
- VIN:
- 3GTU9DED2LG371686
2020 GMC Sierra 1500
SLT Crew Cab 4WD
97,755 mi
$31,172
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 310 hp 2.7L I4
- Exterior color:
- Titanium Rush Metallic
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 37,513
- Stock #:
- 1286281
- VIN:
- 3GTPUCEK9NG674763
2022 GMC Sierra 1500
Elevation Crew Cab 4WD
37,513 mi
$35,179
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 122,934
- Stock #:
- H46356AA
- VIN:
- 3GTU9DEDXLG194515
2020 GMC Sierra 1500
SLT Crew Cab 4WD
122,934 mi
$28,173
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Desert Sand Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 66,535
- Stock #:
- NG564574KH
- VIN:
- 3GTUUCETXNG564574
2022 GMC Sierra 1500
Elevation Crew Cab 4WD
66,535 mi
$39,214
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 89,278
- Stock #:
- 200315401
- VIN:
- 1GTR9BED6LZ299787
2020 GMC Sierra 1500
SLE Double Cab 4WD
89,278 mi
$27,044
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 16 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 100,959
- Stock #:
- CAB7471A
- VIN:
- 1GTP9EEL5MZ197592
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
100,959 mi
$31,934
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 85,752
- Stock #:
- 11307B
- VIN:
- 3GTU9DET4MG228859
2021 GMC Sierra 1500
SLT Crew Cab 4WD
85,752 mi
$35,995
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 16 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 35,933
- Stock #:
- 20504U
- VIN:
- 1GTP9EELXMZ169979
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
35,933 mi
$45,577
CarGurus Analysis:
2021 GMC Sierra 1500
With 6,707 currently listed for sale and an average price of $43,000.00, 31.2% of 2021 GMC Sierras for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 GMC Sierra 1500 4.9 / 5 stars.
80.5% of 2021 Sierra models on CarGurus are accident free.
The 2021 GMC Sierra 1500 features a luxurious interior, advanced technology, and exceptional engine performance, making it a strong contender in the full-size pickup market.
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sky
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 47,607
- Stock #:
- T4777A
- VIN:
- 1GTU9FED4MZ249456
2021 GMC Sierra 1500
Denali Crew Cab 4WD
47,607 mi
$36,667
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- White
- Combined gas mileage:
- 16 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 60,665
- Stock #:
- F73523A
- VIN:
- 3GTUUFEL4NG581226
2022 GMC Sierra 1500
AT4X Crew Cab 4WD
60,665 mi
$49,084
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- White
- Combined gas mileage:
- 16 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 45,492
- Stock #:
- P3445
- VIN:
- 1GTP9EEL5MZ425364
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
45,492 mi
$38,206
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 82,355
- Stock #:
- 26UG067
- VIN:
- 1GTU9CED7MZ209290
2021 GMC Sierra 1500
Elevation Crew Cab 4WD
82,355 mi
$29,249
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 58,391
- Stock #:
- HT21287A
- VIN:
- 1GTU9CED4LZ220844
2020 GMC Sierra 1500
Elevation Crew Cab 4WD
58,391 mi
$34,348
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Pacific Blue Metallic
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 43,975
- Stock #:
- 9781
- VIN:
- 1GTP9EED0LZ106414
2020 GMC Sierra 1500
AT4 Crew Cab 4WD
43,975 mi
$41,173
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 52,958
- Stock #:
- N5938A
- VIN:
- 1GTRUCED9NZ513100
2022 GMC Sierra 1500
Elevation Double Cab 4WD
52,958 mi
$37,170
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White Frost Tricoat
- Combined gas mileage:
- 20 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 65,103
- Stock #:
- 41189A
- VIN:
- 3GTP8FED2LG210217
2020 GMC Sierra 1500
Denali Crew Cab RWD
65,103 mi
$36,999
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Titanium Rush Metallic
- Combined gas mileage:
- 16 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black (Obsidian Rush)
- Transmission:
- Automatic
- Mileage:
- 24,704
- Stock #:
- HP0580
- VIN:
- 3GTUUFEL8NG536418
2022 GMC Sierra 1500
AT4X Crew Cab 4WD
24,704 mi
$54,609
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black, Forge perforated leather seat trim
- Transmission:
- Automatic
- Mileage:
- 102,564
- Stock #:
- C529302
- VIN:
- 3GTU9FET5MG132508
2021 GMC Sierra 1500
Denali Crew Cab 4WD
102,564 mi
$31,390
CarGurus Analysis: 2021 GMC Sierra 1500
overall
Summary
With 6,707 currently listed for sale and an average price of $43,000.00, 31.2% of 2021 GMC Sierras for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 GMC Sierra 1500 4.9 / 5 stars.
80.5% of 2021 Sierra models on CarGurus are accident free.
The 2021 GMC Sierra 1500 features a luxurious interior, advanced technology, and exceptional engine performance, making it a strong contender in the full-size pickup market.
Why it stands out
The 2021 GMC Sierra 1500 distinguishes itself with a blend of luxury and capability, appealing to buyers who seek both comfort and performance in a full-size pickup. Its standout features include an optional Duramax turbodiesel engine that delivers impressive torque and fuel efficiency, making it a practical choice for towing and hauling. The Sierra's interior is designed with upscale materials and advanced technology, including a robust infotainment system with wireless Apple CarPlay and Android Auto. However, some users have noted that certain interior materials feel cheap compared to competitors, and the base engine may not meet everyone's expectations. Overall, the Sierra 1500 remains a solid option for those looking for a versatile truck that balances work and leisure.
Other model years to consider
- Average price: $43,000.00
- Good/great deal percentage: 32.4%
- User rating: 5 / 5
- Total listings: 9,349
- Average price: $43,000.00
- Good/great deal percentage: 33.3%
- User rating: 4.64 / 5
- Total listings: 9,680
- Average price: $43,000.00
- Good/great deal percentage: 33.3%
- User rating: 5 / 5
- Total listings: 9,705
This analysis is based on CarGurus' proprietary market data from July 27, 2026, CarGurus experts' opinions, and generative AI.
5.0 Overall rating
Filter by rating
Matthew B
Reviewed a 2021 GMC AT4 Crew Cab 4WD on Jan 7, 2025
Best truck I have driven! Highway speeds are great and feels like I’m driving a Cadillac.
Brandon S
Reviewed a 2021 GMC SLT Crew Cab 4WD on Apr 1, 2026
Love the SLT and all the features it has definitely a great value and good driving truck with good suspension and quality
Donald P
Reviewed a 2021 GMC Sierra 1500 on Oct 8, 2023
I love everything about this truck, so much I bought one. I got one with the 3liter duramax. Hopefully it’ll be the last truck I’ll ever own.
Randy R
Reviewed a 2021 GMC Sierra 1500 on Jun 6, 2023
The features on the 2021 GMC Sierra was everything and more then what I expected. The value of the truck was decent considering the times we live in now. Would highly recommend GMC so far
2021 GMC Sierra 1500 Trims
| Trim type | MSRP |
|---|---|
| Elevation Crew Cab RWD | $45,700 |
| SLE Crew Cab 4WD | $47,100 |
| Elevation Double Cab 4WD | $46,400 |
| SLT Crew Cab RWD | $47,500 |
| Elevation Crew Cab 4WD | $49,000 |
| Denali Crew Cab 4WD | $59,300 |
| SLT Crew Cab 4WD | $50,800 |
| AT4 Crew Cab 4WD | $54,700 |
2021 GMC Sierra 1500 Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2021 GMC Sierra 1500 prices has changed over time.
See more price trends2021 GMC Sierra 1500 Pricing Analysis
Pricing by Popular US Cities
Market Area: Nationwide
Key Insights
- Highest Prices in Chicago: The average price in Chicago, IL ($35,153) is the highest among the listed cities, indicating strong demand or limited supply in that market.
- Lowest Prices in Miami: Conversely, Miami, FL ($33,030) offers the lowest average price, suggesting a more price-sensitive market or higher inventory levels.
- Inventory Variation: Cities like Atlanta, GA (672 listings) and Chicago, IL (626 listings) have substantial inventory, which may contribute to more stable pricing compared to cities with lower listings.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Chicago, IL | 626 | $35,153 |
| Philadelphia, PA | 510 | $35,340 |
| Washington, DC | 492 | $35,018 |
| New York, NY | 482 | $33,911 |
| Boston, MA | 476 | $34,219 |
| Los Angeles, CA | 362 | $33,738 |
| Atlanta, GA | 672 | $34,013 |
| Dallas, TX | 227 | $34,629 |
| Houston, TX | 201 | $33,951 |
| Miami, FL | 387 | $33,030 |
Pricing Analysis by Model Year
Key Insights
- Significant New-Car Premium: The 2026 GMC Sierra 1500 is priced at $60,511, which is approximately 58.5% above its original MSRP, indicating strong demand for the latest model.
- Depreciation Trends: Older models, particularly the 2015 GMC Sierra 1500, show a significant depreciation of ~28.4% compared to their original MSRP, reflecting typical market trends for older vehicles.
- Best Value Years: The 2022 model is priced at $43,081, which is only ~21.5% below MSRP, making it a potentially attractive option for buyers looking for a balance between price and modern features.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2026 | $38,300 | $60,511 | +58.5% |
| 2025 | $38,300 | $52,875 | +38.1% |
| 2024 | $37,700 | $50,105 | +33.0% |
| 2023 | $37,100 | $46,354 | +25.0% |
| 2022 | $35,400 | $43,081 | -21.5% |
| 2020 | $29,600 | $33,789 | +13.3% |
| 2019 | $29,600 | $31,825 | +7.5% |
| 2018 | $29,000 | $26,131 | -9.8% |
| 2017 | $28,405 | $23,530 | -17.3% |
| 2016 | $27,815 | $20,747 | -25.4% |
| 2015 | $26,670 | $19,127 | -28.4% |
These recommendations are based on CarGurus' proprietary market data from July 23, 2026, CarGurus experts' opinions, and generative AI.
FAQs
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