How many homes has Mary McGuinness sold?

Mary McGuinness has completed 21 verified sales with a total volume of $20.6M. This data comes directly from verified transaction records, not self-reported numbers.

What areas does Mary McGuinness specialize in?

Mary McGuinness is most active in Arlington, Fairfax, Herndon, Mclean, Oakton, Virginia. Their market expertise spans multiple neighborhoods across Northern Virginia.

What is Mary McGuinness's average sale price?

Mary McGuinness's average sale price is $983K with a 99.8% sold-to-list ratio, indicating strong negotiation skills. Their average days on market is 87 days.

Mary McGuinness

Platinum

Weichert, REALTORS

Arlington, Fairfax, Herndon, Mclean +3 more

Sales

$983K

Avg Price

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About

Mary McGuinness is a real estate professional with Weichert, REALTORS, specializing in Arlington, Fairfax, Herndon and surrounding areas. With 23 career transactions and an average sale price of $983,076, Mary brings proven local market expertise to every client.

Areas of Expertise

ArlingtonFairfaxHerndonMcleanOaktonRestonWashington

Active in 13 ZIP codes across DC, VA

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This home sale information is not to be construed as an appraisal and may not be used as such for any purpose. BRIGHT MLS is the provider of this home sale information and has compiled content from various sources. Some properties represented may not have actually sold due to reporting errors.

Data current as of 02/28/2026. Agent performance data has been collected from multiple public sources and verified with Bright MLS data.

Some real estate firms do not participate in IDX and their listings do not appear on this website. Some properties listed with participating firms do not appear on this website at the request of the seller.