Used GMC for Sale in Castle Rock, CO

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$67,986
$67,986 above
$2,005/mo est. ?
34,926 km

ClearShift

80126, Highlands Ranch CO

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$26,191
$26,191 above
$772/mo est. ?
97,558 km 1.5L

Alpine Buick GMC

80129, Littleton CO

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$21,999
$21,999 above
$649/mo est. ?
217,383 km

Car Choice

80224, Denver CO

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$39,995
$39,995 above
$1,179/mo est. ?
140,473 km

Berkenkotter Motors Castle Rock

80104, Castle Rock CO

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$17,900
$17,900 above
$528/mo est. ?
252,898 km

Berkenkotter Motors Castle Rock

80104, Castle Rock CO

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$38,995
$38,995 above
$1,150/mo est. ?
127,732 km

Berkenkotter Motors Castle Rock

80104, Castle Rock CO

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$54,800
$54,800 above
$1,616/mo est. ?
87,440 km

Hoo Motors

5.0
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1 review

80117, Kiowa CO

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$21,499
$21,499 above
$634/mo est. ?
219,675 km

Car Choice

80224, Denver CO

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$10,495
$10,495 above
$309/mo est. ?
181,855 km 4.3L

Pammi Motors LLC

80246, Glendale CO

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401,102 km 3.6L

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Authorized EpicVIN dealer

5.0
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1 review
3.7 Google 199 reviews

80125, LITTLETON CO

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283,551 km 5.3L

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Authorized EpicVIN dealer

5.0
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1 review
3.7 Google 199 reviews

80229, DENVER CO

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$22,993
$22,993 above
$678/mo est. ?
175,684 km

Auto Mart USA

4.7 Google 158 reviews

80134, Parker CO

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$30,799
$30,799 above
$908/mo est. ?
137,249 km

Larry H. Miller Chrysler Dodge Ram FIAT Denver

80014, Denver CO

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$19,300
$19,300 above
$569/mo est. ?
80,845 km

Stevinson Toyota West

4.5 Google 2078 reviews

80401, Lakewood CO

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$60,499
$60,499 above
$1,784/mo est. ?
67,768 km

AutoNation Buick GMC West

80401, Golden CO

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$29,499
$29,499 above
$870/mo est. ?
143,012 km

AutoNation Buick GMC West

80401, Golden CO

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$49,998
$49,998 above
$1,474/mo est. ?
168,913 km

AutoNation Toyota Arapahoe

80112, CENTENNIAL CO

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172,082 km 3.6L

A Better Bid Online Car Auctions

Authorized EpicVIN dealer

5.0
Star icon
1 review
3.7 Google 199 reviews

80229, DENVER CO

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$24,988
$24,988 above
$737/mo est. ?
207,069 km

Family Trucks and Vans

4.0 Google 1037 reviews

80210, Denver CO

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$79,079
$79,079 above
$2,327/mo est. ?
6 km

Alpine Buick GMC

4.3 Google 1955 reviews

80129, Littleton CO

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$48,998
$48,998 above
$1,445/mo est. ?
76,803 km

CarMax

80134, Parker CO

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$56,555
$56,555 above
$1,668/mo est. ?
54,438 km

Schomp BMW

80129, Highlands Ranch CO

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$57,999
$57,999 above
$1,710/mo est. ?
79,938 km

Mike Ward INFINITI

80129, Highlands Ranch CO

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$44,991
$44,991 above
$1,327/mo est. ?
187,786 km 6.6L

ClearShift

80126, Highlands Ranch CO

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Frequently Asked Questions

Our marketplace currently lists 1,084 used cars in Castle Rock, CO from dealers and private sellers. Prices range from $6,255 to $106,335.

Top brands by active listings in Castle Rock, CO are Gmc. The mix often reflects local buying preferences.

The average listed price in Castle Rock, CO is $43,494. Browse by budget: under $10,000, under $20,000, or under $30,000.

No — you can buy from a seller in Castle Rock, CO regardless of your state of residence. You'll need to register and title the vehicle in your home state within the required window (usually 30 days). Local dealers typically handle paperwork for out-of-state buyers.

Yes — popular nearby options include cities across the state. You can also browse all used cars in Colorado.