NOT LISTED FOR SALE

Estimated Value: $1,741,598 - $1,885,000

6 Beds
2 Baths
3,576 Sq Ft
$509/Sq Ft Est. Value

Sale Details

Date Sold: July 18, 2025

Last sale price $1,750,000 $489 Per Sq Ft

Est. 4% increase in value since last sale

Current estimated payment $11,300 / mo

8 Days on Market

Highlights

  • 0.24 Acre Lot
  • Property is near public transit and schools
  • Sun or Florida Room
  • Somerville High School Rated A-
  • Wood Flooring
  • 3-minute walk to Prospect Hill Park

About This Home

As of July 2025

Hard to find in Union Square on over a 10k sqft lot! If you're an owner occupant looking to bring this wonderful home back to life with modern amenities or a contractor looking for your next project, 17 Bonner Ave could be it! This home has been in the same family for 100+ years & offers so much opportunity! You must see inside to appreciate the square footage, layout, woodwork details & charm throughout! Featuring large windows, HW floors, high ceilings, mostly untouched original woodwork and trim! Newer oil tank, new Buderus heating system, CB electric! 1st unit features a large eat in kitchen with handmade cabinetry, living/dining rm combo, 1 bedroom, den area finished off w/ a bright & beautiful sunroom! 2nd unit features large eat in kitchen, formal dining room and L shaped living room, 2 bedrooms, 1 bath w/ a third floor featuring an add'l 3 bedrooms! Off street parking for 5 tandem spots. Walkers Paradise - score of 92! Excellent Transit – score of 82! Easy access to both Tstop

Last Agent to Sell the Property

Carol McDonald

Lamacchia Realty, Inc. Listed on: 05/12/2025

Lamacchia Realty, Inc.

Last Buyer's Agent

Kim Worrell

Century 21 North East

Century 21 North East

Property Details

Home Type

  • Multi-Family

Est. Annual Taxes

  • $16,518

Year Built

  • Built in 1875

Lot Details

  • 10,502 Sq Ft Lot
  • Fenced
  • Corner Lot

Home Design

  • Duplex
  • Brick Foundation
  • Frame Construction
  • Shingle Roof

Interior Spaces

  • 3,576 Sq Ft Home
  • Property has 1 Level
  • Ceiling Fan
  • Window Screens
  • Living Room
  • Dining Room
  • Home Office
  • Sun or Florida Room

Kitchen

  • Oven
  • Range

Flooring

  • Wood
  • Carpet
  • Tile
  • Vinyl

Bedrooms and Bathrooms

  • 6 Bedrooms
  • 2 Full Bathrooms
  • Bathtub with Shower

Basement

  • Walk-Out Basement
  • Basement Fills Entire Space Under The House
  • Interior Basement Entry

Parking

  • 7 Car Parking Spaces
  • Driveway
  • Paved Parking
  • Open Parking

Utilities

  • No Cooling
  • 3 Heating Zones
  • Heating System Uses Oil
  • Baseboard Heating
  • Hot Water Heating System
  • 100 Amp Service

Additional Features

  • Energy-Efficient Thermostat
  • Rain Gutters
  • Property is near public transit and schools

Community Details

  • 2 Units
  • Coin Laundry

Listing and Financial Details

  • Legal Lot and Block 1 / E
  • Assessor Parcel Number M:81 B:E L:1,759196

Property Details

Home Type

Multi-Family

Est. Annual Taxes

$16,518

Year Built

Built in 1875

Lot Details

10,502 Sq Ft Lot

Listing Details

  • Property Type: Residential Income
  • Property Sub Type: 2 Family - 2 Units Up/Down
  • Year Built: 1875
  • Levels: 3
  • Year Built Details: Actual
  • Year Round: Yes
  • APOD AVAILABLE: No
  • Special Features: VirtualTour
  • Stories: 3

Interior Features

  • Flooring: Tile, Vinyl, Carpet, Hardwood
  • Interior Amenities: Ceiling Fan(s), Bathroom With Tub & Shower, Smart Thermostat, Living Room, Dining Room, Kitchen, Office/Den, Sunroom
  • Fireplace YN: No
  • Appliances: Oven, Range, Refrigerator
  • Total Bedrooms: 6
  • Full Bathrooms: 2
  • Total Bathrooms: 2
  • Basement: Full, Walk-Out Access, Interior Entry, Concrete
  • Above Grade Finished Sq Ft: 3576
  • Living Area: 3576
  • Spa YN: No
  • Stories Total: 3
  • Window Features: Screens
  • MAIN LO: AN2314
  • MAIN SO: AN4485

Exterior Features

  • Exterior Features: Rain Gutters
  • Construction Materials: Frame, Conventional (2x4-2x6)
  • Fencing: Fenced/Enclosed, Fenced
  • Foundation Details: Brick/Mortar
  • Home Warranty YN: No
  • Road Surface Type: Paved
  • Roof: Shingle
  • Waterfront YN: No
  • Waterview Flag: No

Garage/Parking

  • Garage YN: No
  • Open Parking YN: Yes
  • Parking Features: Paved Drive, Paved
  • Total Parking Spaces: 7

Utilities

  • Sewer: Public Sewer
  • Utilities: for Electric Range, for Electric Oven
  • Cooling: None
  • Heating: Baseboard, Oil, Hot Water
  • Cooling Y N: No
  • Electric: Circuit Breakers, 100 Amp Service
  • Heating YN: Yes
  • Water Source: Public
  • HEAT ZONES: 3
  • COOLING ZONES: 0
  • Hot Water: Electric, Tank

Condo/Co-op/Association

  • Community Features: Public Transportation, Laundromat, Highway Access, House of Worship, Public School
  • Senior Community YN: No

Lot Info

  • Parcel Number: M:81 B:E L:1,759196
  • Zoning: R
  • Farm Land Area Units: Square Feet
  • Lot Features: Corner Lot
  • Lot Size Acres: 0.24
  • Lot Size Sq Ft: 10502
  • Lot Size Units: Acres

Green Features

  • Green Energy Efficient: Thermostat

Tax Info

  • Tax Year: 2025
  • Tax Annual Amount: 16518
  • Tax Block: E
  • Tax Lot: 1

Multi Family

  • Number Of Units Total: 2
  • LEVELS 1: 1
  • Basement Included Sq Ft: No
  • LEASE 2: N
  • LEASE 1: N

Ownership 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 Name Owned For Owner Type

Purchase Details

Listed on
May 12, 2025
Closed on
Jul 17, 2025
Sold by
Bought by
Seller's Agent
Carol McDonald
Lamacchia Realty, Inc.
Buyer's Agent
Kim Worrell
Century 21 North East
List Price
$1,725,000
Sold Price
$1,750,000
Premium/Discount to List
$25,000
1.45%
Views
18
Current Estimated Value
$1,821,150

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$71,150
Avg. Annual Appreciation
3.98%
Original Mortgage
$1,400,000
Outstanding Balance
$1,385,001
Interest Rate
6.25%
Mortgage Type
New Conventional
Estimated Equity
$436,149
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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Average Value
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List Price
Sold Price
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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Purchase 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 Buyer Sale Price Title Company
$1,750,000 --
Source: Public Records

Mortgage 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 Status Borrower Loan Amount
Open $1,400,000
Source: Public Records

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
07/18/2025 07/18/25 Sold $1,750,000 +1.4% $489 / Sq Ft
05/20/2025 05/20/25 Pending -- -- --
05/12/2025 05/12/25 For Sale $1,725,000 -- $482 / Sq Ft
Source: MLS Property Information Network (MLS PIN)

Tax 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.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $16,518 $1,514,000 $889,800 $624,200
2024 $15,551 $1,478,200 $889,800 $588,400
2023 $15,179 $1,468,000 $889,800 $578,200
2022 $14,200 $1,394,900 $847,400 $547,500
2021 $13,387 $1,313,700 $807,100 $506,600
2020 $12,659 $1,254,600 $776,100 $478,500
2019 $11,998 $1,115,100 $674,900 $440,200
2018 $11,010 $973,500 $613,700 $359,800
2017 $10,609 $909,100 $578,900 $330,200
2016 $10,618 $847,400 $529,500 $317,900
2015 $10,619 $842,100 $526,600 $315,500
Source: Public Records

Agents Affiliated with this Home

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Map

Source: MLS Property Information Network (MLS PIN)

MLS Number: 73373141

MLS Property Information Network (MLS PIN)

APN: SOME-000081-E000000-000001

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