$2,760,000
SOLD AUG 4, 2026
8 Beds
8 Baths
5,210 Sq Ft
6,300 Sq Ft Lot

Sale Details

Date Sold: August 4, 2026

$530 Per Sq Ft

3% Below List Price

42 Days on Market

Highlights

  • Medical Services
  • Property is near public transit and schools
  • Tennis Courts
  • 0.14 Acre Lot
  • Corner Lot
  • Jogging Path

About This Home

As of August 2026

The multi-story building contains four (4) 2-Bedroom/1-Bathroom units, one (1) 1-Bedroom/1-Bathroom unit, and three (3) Two-Room Studio units with 5,210 square feet of gross living area in 8,423 square feet of gross area. The Property is situated upon a 0.14-acre parcel. 15 Walnut Street is centrally located in Somerville’s dynamic Union Square neighborhood. The property has been meticulously maintained under current ownership with capital improvements throughout including complete renovations to units 15 Walnut #3 and Sanborn 1R, 2L and 3L. All units feature separate utilities with tenants responsible for their own heat, hot water and electricity. Six (6) of the units have gas fired, forced hot water baseboard and/or radiator heat. 15 Walnut #3 features HVAC (gas) and Sanborn 3 features electric for heating and cooling. Additional building amenities include a coin-op laundry room in the basement.

Last Agent to Sell the Property

Kelleher - Pentore Team

Horvath & Tremblay Listed on: 03/30/2026

Co-Listed By

Dennis Kelleher

Horvath & Tremblay

Last Buyer's Agent

DLX Team

Dream Realty

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Property Details

Home Type

  • Multi-Family

Est. Annual Taxes

  • $21,578

Year Built

  • Built in 1906

Lot Details

  • 6,300 Sq Ft Lot
  • Corner Lot

Home Design

  • Brick Foundation
  • Stone Foundation
  • Frame Construction
  • Slate Roof

Interior Spaces

  • 5,210 Sq Ft Home
  • Property has 1 Level
  • Unfinished Basement

Bedrooms and Bathrooms

  • 8 Bedrooms
  • 8 Full Bathrooms

Location

  • Property is near public transit and schools

Listing and Financial Details

  • Total Actual Rent $19,350
  • Assessor Parcel Number M:73 B:B L:15,758043

Community Details

Overview

  • 8 Units
  • Near Conservation Area

Amenities

  • Medical Services
  • Shops
  • Coin Laundry

Recreation

  • Tennis Courts
  • Park
  • Jogging Path
  • Bike Trail

Building Details

  • Electric Expense $880
  • Insurance Expense $9,000
  • Water Sewer Expense $7,186
  • Operating Expense $47,868
  • Net Operating Income $178,995

Property Details

Home Type

Multi-Family

Est. Annual Taxes

$21,578

Year Built

Built in 1906

Lot Details

6,300 Sq Ft Lot

Listing Details

  • Property Type: Residential Income
  • Property Sub Type: 5-9 Family
  • Year Built: 1906
  • Levels: 3
  • Year Built Details: Actual
  • APOD AVAILABLE: Yes
  • MLSPIN_BEACHFRONT_FLAG: No
  • Special Features: None
  • Stories: 3

Interior Features

  • Fireplace YN: No
  • Total Bedrooms: 8
  • Basement YN: Yes
  • Full Bathrooms: 8
  • Total Bathrooms: 8
  • Basement: Unfinished
  • Above Grade Finished Sq Ft: 5210
  • Living Area: 5210
  • Spa YN: No
  • Stories Total: 3
  • MAIN LO: AN2723
  • MAIN SO: A95641

Exterior Features

  • Construction Materials: Frame
  • Foundation Details: Stone, Brick/Mortar
  • Home Warranty YN: No
  • Roof: Slate
  • Waterfront YN: No

Garage/Parking

  • Garage YN: No

Utilities

  • Sewer: Public Sewer
  • Water Source: Public
  • Hot Water: Natural Gas

Condo/Co-op/Association

  • Community Features: Public Transportation, Shopping, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Laundromat, Bike Path, Conservation Area, Highway Access, House of Worship, Private School, Public School, T-Station, University
  • Senior Community YN: No

Fee Information

  • Water Sewer Expenses: 7186

Lot Info

  • Parcel Number: M:73 B:B L:15,758043
  • Zoning: RA
  • Farm Land Area Units: Square Feet
  • Lot Features: Corner Lot
  • Lot Size Acres: 0.14
  • Lot Size Sq Ft: 6300
  • Lot Size Units: Acres

Tax Info

  • Tax Year: 2025
  • Tax Annual Amount: 21578

Multi Family

  • Electric Expense: 880
  • Insurance Expense: 9000
  • Net Operating Income: 178995
  • Number Of Units Total: 8
  • Operating Expense: 47868
  • Total Actual Rent: 19350
  • LEVELS 1: 1
  • Basement Included Sq Ft: No
  • LEVELS 3: 1
  • LEASE 3: Y
  • LEASE 2: Y
  • LEASE 1: Y
  • FLRS 3: 2

Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

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Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
08/04/2026 08/04/26 Sold $2,760,000 -3.2% $530 / Sq Ft
05/11/2026 05/11/26 Pending -- -- --
03/30/2026 03/30/26 For Sale $2,850,000 -- $547 / Sq Ft
Source: MLS Property Information Network (MLS PIN)

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Map

Source: MLS Property Information Network (MLS PIN)

MLS Number: 73493634

MLS Property Information Network (MLS PIN)
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