GMC Sierra 1500 Price in Saint Louis, MO

As of September 17, 2026, there are 199 GMC Sierra 1500 vehicles available at 2 dealerships in Saint Louis, MO. Local dealers are pricing competitively — the average selling price is $6,443 below MSRP, with 100% of inventory at or under sticker. 2 of 2 dealers are currently pricing below MSRP on average. Prices range from $41,260 to $81,113, with a median of $62,663.

Across Missouri (1,739 listings) the average is $2,231 below MSRP (99% at/below MSRP) — Saint Louis is priced about $4,211 cheaper than Missouri as a whole. See the Sierra 1500 in Missouri overview. These are advertised prices — a negotiated deal (incentives, dealer discounts) often beats them.