CarMax Auto Superstore


Visit Us
16411 Shady Grove Rd.
Gaithersburg, Maryland 20877

Showroom Hours

Mon-Fri 10-9
Sat 9-9
Sun 11-7

Service Dept. Hours

Appointments recommended
Mon-Fri 7:30-6

  • Call Us

    Local (301) 947-9790
    Toll Free (888) 654-9898
    Fax (301) 519-7337

  • Sales

    Local (301) 519-7346
    Toll Free (866) 757-6864
    Fax (301) 519-7337

  • Telephone Hours

    Mon-Sat 9-9
    Sunday 11-7

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Why CarMax?

Our cars are an exceptional
value. You'll get the features and
quality you want at a lower price
than you expect, every time.

More reasons to shop CarMax

Sell us your car

Bring us your car and we'll give you a free appraisal offer good for 7 days. You don't even have to buy a car from us!

More about the appraisal process

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