Market price · Used 2026 GMC Sierra 4,197 listings tracked

Used 2026 GMC Sierra Price in the US

A used 2026 GMC Sierra in the US typically lists for $48,000–$64,978, with a median asking price of $56,170 across 4,197 active US dealer listings (as of 2026-10-17). The cheapest one listed right now is $30,225, a 2026 PRO in El Paso, TX — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.

Used 2026 GMC Sierra · asking prices4,197 listings

median $56.2k ◀ cheapest $30.2k

$40k$80k

Typical range: $48,000 – $64,978
Median: $56,170
Cheapest 5%: under $41,838
Cheapest listed now: $30,225

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typical price per year

More years (19)

Cheapest 10 listed right now

ranked by price

$30,225

2026 GMC Sierra PRO

47,472 mi · El Paso, TX · Casa Buick GMC
View listing →
$30,890

2026 GMC Sierra PRO

2,100 mi · Fort Pierce, FL · Garber Buick GMC of Fort Pierce
View listing →
$31,237

2026 GMC Sierra PRO

7,178 mi · Newnan, GA · Southtowne Chevrolet Buick GMC
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$31,627

2026 GMC Sierra PRO

7,357 mi · Newnan, GA · Southtowne Chevrolet Cadillac Buick GMC
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$32,979

2026 GMC Sierra PRO

4,227 mi · Graniteville, SC · Gerald Jones GMC
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$32,999

2026 GMC Sierra PRO

1,897 mi · Titusville, FL · STARLING BUICK GMC
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$33,100

2026 GMC Sierra PRO

27,679 mi · San Diego, CA · Courtesy Chevrolet Center
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$33,418

2026 GMC Sierra PRO

2,830 mi · Saint Joseph, MO · Victory GMC
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$33,521

2026 GMC Sierra PRO

20,979 mi · Scottsdale, AZ · Right Toyota
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$33,888

2026 GMC Sierra SLE

5,150 mi · Dallas, TX · Central AutoHaus
View listing →

These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2026 GMC Sierra asks $48,000–$64,978. Cars this far under: expect high mileage, a base trim or a branded title — check the vehicle history.

FAQ

How much does a used 2026 GMC Sierra cost?

A used 2026 GMC Sierra in the US typically lists for $48,000 to $64,978, with a median asking price of $56,170 across 4,197 active US dealer listings. Nine in ten are priced between $41,838 and $76,084 (as of 2026-10-17, source: UnderMarket Cars).

Is $56,000 a good price for a used 2026 GMC Sierra?

That sits at about the market median ($56,170) for a used 2026 GMC Sierra. Under $48,000 puts you in the cheapest quarter of active US listings and under $41,838 in the cheapest 5%; above $76,084 is the priciest 5% (as of 2026-10-17).

What is the cheapest used 2026 GMC Sierra for sale right now?

$30,225 — a 2026 GMC Sierra PRO in El Paso, TX, $25,945 under the median (as of 2026-10-17).

Are these MSRP or real asking prices?

Real asking prices from active US dealer listings, deduplicated by VIN — not manufacturer MSRP. They already reflect dealer discounts, and they exclude tax, title, registration and dealer fees.

How often are prices updated?

The listing data behind UnderMarket Cars is rebuilt from live US dealer inventory every few hours, and this used 2026 GMC Sierra page is regenerated from it when it is requested. The figures on this page are from 2026-10-17.

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Prices updated 2026-10-17. Data covers active dealer listings across the USA.