Vehicle Details
2021 GMC Sierra 1500
SLT
Hattiesburg, MS 39402
Is this 2021 GMC Sierra 1500 SLT a good deal?
OAV verdict: Unscored
Why: Listed at $23,424, comparable market range $27,424–$34,745, based on 6 comparable listings. Days on lot: 26 days (market average 67 days).
Market price position
$23,424 · $4,000 below market low
- Regional range
- $27,424 – $34,745
- vs. market low
- — $4,000 (15% below)
- Comparable vehicles
- 6
Similar vehicles recently sold in an estimated 14–57 days.
Market Breakdown
Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.
Toyota Of Hattiesburg
Hattiesburg, MS
OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.
Request availability and out-the-door price
OAV will route your inquiry to Toyota Of Hattiesburg for current availability of this 2021 GMC Sierra 1500 SLT and an out-the-door price quote (taxes, fees, addons included).
OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.
About This 2021 GMC Sierra 1500
Listing updated: Jun 18, 2026Listed by a franchise dealer in Hattiesburg, MS · On lot for 26 days · VIN verifiable at NHTSA
This used 2021 GMC Sierra 1500 SLT is listed at $23,424 by toyota of hattiesburg in Hattiesburg, MS 39402. It has 173,551 miles on the odometer. The exterior color is Black. It features a RWD drivetrain with a 5.3L V8 engine and Automatic transmission.
OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 6 similar vehicles in the Hattiesburg market, the estimated market range is $27,424 to $34,745. The local market range in MS is $27,424 to $34,745.
This vehicle has been on the lot for 26 days.
Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).
Market context
This listing is part of OAV's broader Hattiesburg, MS trucks market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.
How this deal is rated
OAV compares this 2021 GMC Sierra 1500 against similar vehicles currently available in the local and regional market — same make, model, and year range, filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:
- Great Deal — priced below the typical range for comparable vehicles.
- Fair Price — priced within the expected range for comparable vehicles.
- Overpriced — priced above the typical range for comparable vehicles.
Listings show OAV's PTM-derived deal quality and live market context. OAV-claimed dealers manage their listing profile and route buyer inquiries directly. Paid OAV partners surface additional verification signals.
How this listing is verified
This vehicle listing was aggregated from a franchise dealer in Hattiesburg, MS, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTP8DED7MG217234 can be independently verified via the U.S. Department of Transportation's NHTSA VIN decoder, and safety recalls at NHTSA's recall database.
Vehicle attributes (year, make, model, trim, mileage, location) are standardized using OAV's patented methodology (U.S. Patent No. 12,236,477), which normalizes naming conventions and deduplicates cross-listed inventory across the dealership network. Listing data is refreshed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.
2021 GMC Sierra 1500 Market in MS
Comparable Vehicles
1,038
Average Price
$39,605
Price Range
$17,225–$61,830
Avg Days on Lot
67
Based on 1,038 comparable 2019-2023 GMC Sierra 1500 listings in MS, the average asking price is $39,605. This listing at $23,424 is $16,181 below average (41% below market). Comparable prices in MS range from $17,225 to $61,830. Similar vehicles spend an average of 67 days on dealer lots in this market.
Similar GMC Sierra 1500 Listings in MS
8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: SLT — compare trims below)
2019 GMC Sierra 1500
SLT
Jackson, MS
2020 GMC Sierra 1500
SLT
Cleveland, MS
2020 GMC Sierra 1500
SLT
Grenada, MS
2021 GMC Sierra 1500
SLT
Hattiesburg, MS
2019 GMC Sierra 1500
SLT
Coldwater, MS
2019 GMC Sierra 1500
SLT
Columbia, MS
2019 GMC Sierra 1500
SLT
Hattiesburg, MS
2019 GMC Sierra 1500
SLT
Jackson, MS