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  • Price$6,900,000
  • Beds9
  • Baths10
  • Sq. Ft.6,433
  • Acres0.13
  • Built1798

3425 Prospect St Nw, WASHINGTON

This elegant Georgetown mansion has a long history of hosting Senators and Presidents. Built in 1797 by John Mason (nephew of George Mason) and named ~Quality Hill~ by its subsequent owner. The house has been meticulously renovated and features over 10,000 sq ft (est) with 9 bedrooms and 11 baths. Each room has a preserved sense of history with modern updates.

Essential Information

  • MLS® #DC8374584
  • Price$6,900,000
  • Bedrooms9
  • Bathrooms9.50
  • Full Baths8
  • Half Baths3
  • Square Footage6,433
  • Acres0.13
  • Year Built1798
  • TypeResidential
  • Sub-TypeDetached
  • StyleFederal
  • StatusPending


  • AmenitiesBuilt-in Bookcases, 2 Attach Mstr Baths, Cedar Closet, Crown Molding, Double Vanities, Double/Dual Staircase, Elevator, FP Mantels, Master Walk-in Closet, Sauna, Steam Shower, Tub-Soaking, Walk-in Closet(s), Water Closet, Wood Floors
  • ParkingOther


  • ExteriorBrick and Siding, Brick

Listing Details

  • Listing Office:Ttr Sotheby's International Realty

Community Information

  • Address3425 Prospect St Nw
  • SubdivisionGEORGETOWN
  • StateDC
  • Zip Code20007


  • HeatingBaseboard, Forced Air, Radiant
  • CoolingCentral A/C
  • Has BasementYes
  • BasementFully Finished
  • FireplaceYes
  • # of Fireplaces7
  • # of Stories4

Additional Information

  • Date ListedJune 11th, 2014
  • Days on Market1290

Price Change History for 3425 Prospect St Nw, WASHINGTON, DC (MLS® #DC8374584)

Date Details Price Change
Pending (from Active)
Price Reduced $6,900,000 $850,000 (10.97%)
Price Reduced $7,750,000 $750,000 (8.82%)
Price Reduced $8,500,000 $1,000,000 (10.53%)
Price Reduced (from $11,000,000) $9,500,000 $1,500,000 (13.64%)
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The listing content relating to real estate for sale on this web site is courtesy of MRIS. Listing information comes from various brokers who participate in the MRIS IDX.Properties listed with brokerage firms other than Buyer's Edge are marked with the MRIS Logo and detailed information about them includes the name of the listing brokers.The properties displayed may not be all the properties available. All information provided is deemed reliable but is not guaranteed and should be independently verified.All listing information copyright MRIS 2018.

Listing information last updated on May 22nd, 2018 at 6:23pm CDT.