2021 GMC Sierra
2021 GMC Sierra sold for a median of $32,600 over the last 12 months, based on 5 auction sales; the middle 50% sold between $29,007 and $49,450. 476 currently for sale.
2021 GMC Sierra against nearby years
| Year | Median (3 yrs) | Middle 50% | Sales (3 yrs) | For sale now |
|---|---|---|---|---|
| 2018 | $43k | $33k–$80k | 7 | 399 |
| 2019 | $38k | $32k–$40k | 6 | 260 |
| 2020 | $46k | $41k–$51k | 9 | 319 |
| 2021 | $53k | $35k–$59k | 10 | 476 |
| 2022 | $68k | $56k–$91k | 11 | 404 |
| 2023 | $58k | $56k–$154k | 4 | 445 |
| 2024 | $83k | $54k–$91k | 13 | 563 |
Auction sales in the last 3 years; prices leave out salvage and other branded titles.
2021 GMC Sierra by version
- Sierra Heavy Duty 5th Gen
- $53k median, 6 sales in 3 years, 45 for sale
- Sierra 5th Gen
- $50k median, 4 sales in 3 years, 429 for sale
Recent 2021 GMC Sierra auction sales
| Sold | Car | Price | Miles | Where |
|---|---|---|---|---|
| Apr 10, 2026 | 2021 GMC Sierra 2500 HD Denali Apr 10, 2026, Mecum | $58,300 | 40,038 | Mecum |
| Mar 24, 2026 | 2021 GMC Sierra 2500 Crew Cab Mar 24, 2026, eBay | $32,600 | 113,753 | eBay |
| Mar 10, 2026 | 2021 GMC Sierra 2500HD SLE X31 Duramax Mar 10, 2026, Bring a Trailer | $49,450 | 27,000 | Bring a Trailer |
| Feb 4, 2026 | 2021 GMC Sierra 3500 Feb 4, 2026, eBay | $13,500 | 71,500 | eBay |
| Dec 22, 2025 | 2021 GMC Sierra 1500 Denali Ultimate Crew Cab Dec 22, 2025, Bring a Trailer | $29,007 | 110,000 | Bring a Trailer |
| Apr 25, 2025 | 2021 GMC Sierra 1500 Harley-Davidson Edition Apr 25, 2025, Barrett-Jackson | $71,500 | 18,650 | Barrett-Jackson |
| Oct 7, 2024 | 2021 GMC Sierra 3500HD Denali Crew Cab Duramax 4WD Oct 7, 2024, Bring a Trailer | $72,500 | 14,000 | Bring a Trailer |
| Oct 4, 2024 | 2021 GMC Sierra 2500HD Denali Crew Cab Duramax 4WD Oct 4, 2024, Bring a Trailer | $57,000 | 26,000 | Bring a Trailer |
| Jul 2, 2024 | 2021 GMC Sierra 1500 SLT Crew Cab Jul 2, 2024, Bring a Trailer | $40,500 | 20,000 | Bring a Trailer |
| Jan 3, 2024 | 2021 GMC Sierra Jan 3, 2024, Mecum | $59,400 | 14,716 | Mecum |
| Apr 7, 2022 | 2021 GMC Sierra 1500 AT4 Apr 7, 2022, Cars & Bids | $69,000 | 12,100 | Cars & Bids |
| Feb 2, 2022 | 2021 GMC Sierra Denali Feb 2, 2022, Cars & Bids | $84,000 | 6,400 | Cars & Bids |
Listings
706 2021 GMC Sierra vehicles have been tracked across auctions and listings on Hypercars, with 476 currently live.
Data sourced from auction results and dealer and private listings, including Bring a Trailer, Cars & Bids, Mecum, RM Sotheby’s and eBay Motors. Updated daily.
Frequently Asked Questions
How much does a 2021 GMC Sierra cost?
Over the last 12 months, 2021 GMC Sierra sold for a median of $32,600 across 5 auction sales tracked on Hypercars; the middle 50% sold between $29,007 and $49,450. There are 476 currently for sale.
How many 2021 GMC Sierra listings are for sale right now?
There are 476 2021 GMC Sierra listings currently live across auctions, dealers, and marketplaces tracked by Hypercars.