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For sale
  • $690,840

    403 E Diamond Ave, Gaithersburg, MD 20877

    3beds
    780sqft
    : 
    $4,463/mo
    Get pre-qualified
    Single Family Residence
    Built in 1899
    0.25 Acres Lot
    $-- Zestimate®
    $886/sqft
    $-- HOA

    What's special

    PRIME OLDE TOWNE GAITHERSBURG – INVESTMENT & REDEVELOPMENT OPPORTUNITY! Excellent opportunity in the heart of Historic Olde Towne! Located at 403 E Diamond Ave, this two-story residential/commercial property features 3 bedrooms, 2 bathrooms, a den, living room, and approximately 6 parking spaces. Property requires complete renovation and is sold STRICTLY AS-IS. REDEVELOPMENT POTENTIAL! According to the seller, the Historic Preservation Board determined that the building is not historically protected and that demolition is at the owner’s discretion, subject to applicable City requirements and permits. Prime location within walking distance of restaurants, shops, Olde Towne Plaza, and the MARC train station. The City has identified Olde Towne for revitalization and streetscape improvements, adding to the area’s appeal. IMPORTANT: Buyer is responsible for all due diligence and must independently verify zoning, permitted residential/commercial uses, parking, Historic Preservation Board findings, demolition requirements, and redevelopment possibilities directly with the City of Gaithersburg. All uses and improvements are subject to required approvals. Information is deemed reliable but not guaranteed. PHOTO DISCLOSURE: Photos include a mix of actual property conditions and digitally enhanced renderings showing potential improvements such as painting, new windows, and lighting. Images are presented back-to-back for comparison. Renderings are illustrative only and do not reflect current conditions. BRING YOUR VISION AND EXPLORE THE POSSIBILITIES!
    3 days
    137
    3

    Likely to sell faster than

    Zillow last checked:

    Listing updated:

    Listed by:

    Daniel Demers 888-219-3009,

    Sell Your Home Services 8882193009

    Source: Bright MLS,MLS#: MDMC2261366MLS Logo

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 3
      • Bathrooms: 2
      • Full bathrooms: 1
      • 1/2 bathrooms: 1
      • Main level bathrooms: 2
      • Main level bedrooms: 3
      Rooms
      • Room types: Living Room, Kitchen
      Kitchen
      • Level: Main
      Living room
      • Level: Main
      Heating
      • Other
      Cooling
      • Other
      Appliances
      • Included: Water Heater
      Features
      • Has basement: No
      • Has fireplace: No
      Interior area
      • Total structure area: 780
      • Total interior livable area: 780 sqft
      • Finished area above ground: 780
      • Finished area below ground: 0

      Property

      Parking
      • Parking features: Asphalt, Off Site, Parking Lot
      • Has uncovered spaces: Yes
      Accessibility
      • Accessibility features: None
      Features
      • Levels: Two
      • Stories: 2
      • Exterior features: Other
      • Pool features: None
      Lot
      • Size: 0.25 Acres
      Details
      • Additional structures: Above Grade, Below Grade
      • Parcel number: 160902670784
      • Zoning: CBD
      • Special conditions: Standard

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Colonial
      • Property subtype: Single Family Residence
      Materials
      • Other
      • Foundation: Other
      Condition
      • New construction: No
      • Year built: 1899

      Utilities & green energy

      • Sewer: Public Septic, Public Sewer
      • Water: Public

      Community & HOA

      Community
      • Subdivision: Deer Park
      HOA
      • Has HOA: No
      Location
      • Region: Gaithersburg

      Financial & listing details

      • Price per square foot: $886/sqft
      • Tax assessed value: $635,400
      • Annual tax amount: $9,409
      • Date on market: 10/23/2026
      • Listing agreement: Exclusive Agency
      • Listing terms: Conventional,Cash,FHA
      • Ownership: Fee Simple

        Estimated market value

        Not available

        Estimated sales range

        Not available

        Not available

        Price history

        DateEventPrice
        10/23/2026Listed for sale$690,840+0.1%$886/sqft
        Source: Bright MLS #MDMC2261366 Report a problem
        11/15/2025Listing removed$690,000$885/sqft
        Source: Bright MLS #MDMC2197662 Report a problem
        8/30/2025Listed for sale$690,000$885/sqft
        Source: Bright MLS #MDMC2197662 Report a problem

        Public tax history

        Tax history is unavailable.

        Monthly payment

        Est. payment

        Payment breakdown

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        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        See how much you could borrow to make a competitive offer.

        Climate risks

        Neighborhood: 20877

        Getting around

        52 / 100
        Somewhat Walkable
        47 / 100
        Some Transit

        Nearby schools

        GreatSchools rating
        Schools provided by the listing agent
        • District: Montgomery County Public Schools

        Source: Bright MLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

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