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2021 GMC Sierra

Shop 1,680 2021 GMC Sierra listings from 1,227 dealers nationwide. Asking prices from $13,500, median $34,998. Prices by year, FAQ and price history.

1,680 active listings. Asking prices from $13,500 to $79,500. These are asking prices, not sold-price averages. 2021 GMC Sierra prices, price changes & market data

2021 GMC Sierra overview

AutosXchange lists 1,680 2021 GMC Sierra listings from 1,227 dealerships in 49 states. Asking prices run from $13,500 to $79,500, with a median of $34,998. Used examples average 87,754 miles. All listings are 2021 models. Texas has the most listings (150), followed by Michigan and Ohio.

Where to find a 2021 GMC Sierra

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2021 GMC Sierra questions

How many 2021 GMC Sierra cars are for sale on AutosXchange?

As of November 10, 2026, there are 1,680 listings from 1,227 dealerships across 49 states.

How much does a 2021 GMC Sierra cost?

Dealer asking prices range from $13,500 to $79,500. The median asking price is $34,998, based on 1,663 listings that passed our data checks. These are asking prices, not sold prices.

Where are the most 2021 GMC Sierra listings?

Texas (150), Michigan (105), Ohio (78) have the most 2021 GMC Sierra listings on AutosXchange.

Are these 2021 GMC Sierra listings real?

Yes. Every listing comes from a dealership's own published inventory, shows the exact VIN and the dealer's asking price, and links to the selling dealer.

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