Skip main navigation
For sale
  • $8,750,000

    9 Walnut St, Boston, MA 02108

    5beds
    6,082sqft
    : 
    Single Family Residence
    Built in 1899
    1,497 Square Feet Lot
    $8,340,800 Zestimate®
    $1,439/sqft
    $-- HOA

    What's special

    Guest suitesLevel and wide staircaseCaptivating roof top deckAmple closet spacePrimary suiteLarge formal dining roomViews of walnut st
    Grand and wide South Slope single family townhouse with elevator to every floor! This gracious ultra wide Beacon Hill home has been fully renovated and upgraded with many recent capital improvements to systems and structure. Offering 5+ bedrooms, 4 full and 2 half baths, this wonderful home has an excellent scale with enormous floor to ceiling windows, soaring ceiling heights on every floor, a level and wide staircase and a large elevator. A parlor level eat in kitchen has ample storage, top-of-the-line appliances and access to a deck and an enclosed garden. Opposite the eat-in kitchen is a large formal dining room with views of Walnut St and a fireplace. A grand "Piano Nobile" is ideal for entertaining with its enormous scale, oversized windows and gas fireplace. A primary suite has ample closet space and an attached marble bath. 4 guest suites share 3 full baths and a full staircase leads to a captivating roof top deck with sensational views of Boston and The Charles River!
    19 days
    |
    626
    |
    18
    |

    Zillow last checked: 8 hours ago

    Listing updated: September 19, 2025 at 12:07am

    Listed by:

    Michael Harper 617-480-3938,

    Coldwell Banker Realty - Boston 617-266-4430

    Source: MLS PIN,MLS#: 73430657

    Tour with a local agent

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 5
    • Bathrooms: 6
    • Full bathrooms: 4
    • 1/2 bathrooms: 2
    Primary bathroom
    • Features: Yes
    Heating
    • Forced Air
    Cooling
    • Central Air
    Features
    • Elevator
    • Flooring: Wood, Carpet
    • Has basement: No
    • Number of fireplaces: 6
    Interior area
    • Total structure area: 6,082
    • Total interior livable area: 6,082 sqft
    • Finished area above ground: 5,282
    • Finished area below ground: 800

    Property

    Features
    • Patio & porch: Deck - Roof, Patio
    • Exterior features: Deck - Roof, Patio, City View(s), Other
    • Has view: Yes
    • View description: City
    Lot
    • Size: 1,497 Square Feet
    • Features: Level, Other
    Details
    • Parcel number: W:05 P:01478 S:000,3356438
    • Zoning: R1

    Construction

    Type & style
    • Home type: SingleFamily
    • Architectural style: Federal
    • Property subtype: Single Family Residence
    • Attached to another structure: Yes
    Materials
    • Frame, Brick
    • Foundation: Concrete Perimeter
    • Roof: Slate,Rubber,Other
    Condition
    • Year built: 1899

    Utilities & green energy

    • Sewer: Public Sewer
    • Water: Public

    Community & HOA

    Community
    • Features: Public Transportation, Shopping, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Laundromat, Bike Path, Conservation Area, Highway Access, T-Station, Other
    HOA
    • Has HOA: No
    Location
    • Region: Boston

    Financial & listing details

    • Price per square foot: $1,439/sqft
    • Tax assessed value: $7,901,900
    • Annual tax amount: $91,504
    • Date on market: 11/21/2025
    Get pre-qualifiedBe ready to make an offer.
    Connect with an agentGet info on this home, tour, and more.
    Calculate monthly paymentSee if you can afford this home.

    Estimated market value

    $8,340,800

    $7.92M - $8.76M

    $6,803/mo

    Price history

    Price history
    DateEventPrice
    9/15/2025Listed for sale$8,750,000-6.4%$1,439/sqft
    Source: MLS PIN #73430657 Report a problem
    6/30/2025Listing removed$9,350,000$1,537/sqft
    Source: MLS PIN #73287261 Report a problem
    3/3/2025Price change$9,350,000-6%$1,537/sqft
    Source: MLS PIN #73287261 Report a problem
    9/9/2024Listed for sale$9,950,000+45.3%$1,636/sqft
    Source: MLS PIN #73287261 Report a problem
    6/27/2019Listing removed$17,000$3/sqft
    Source: Boston City Properties Report a problem

    Public tax history

    Public tax history
    YearProperty taxesTax assessment
    2025$91,504 +6.8%$7,901,900 +0.5%
    2024$85,695 +1.5%$7,861,900
    2023$84,437 +3.6%$7,861,900 +5%

    Find assessor info on the county website

    BuyAbility℠ payment

    Est. payment
    $52,096/mo
    Principal & interest
    $44148
    Property taxes
    $4885
    Home insurance
    $3063

      Climate risks

      Neighborhood: Beacon Hill

      Nearby schools

      GreatSchools rating

      Similar homes

      Skip to the end of the carouselSkip to the beginning of the carousel
      • Loading
      • Loading