300 Market Street, Boston MA 02135

Boston, MA 02135
$2,495,000
Est. $8,346,149/month
Estimate assumptions

20% down, a 30-year loan at 6.5%, and $200/month estimated insurance.

Includes the supplied property-tax and HOA inputs; missing inputs contribute $0. HOA fees with an unspecified frequency are treated as monthly. PMI and closing costs are excluded.

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4
Beds
3.5
Baths
6,613
Sq Ft
$377
Price/Sq Ft
0.19
Acres
1935
Year Built
4
Parking
4 hours 50 minutes
Time on Market
For Sale Listed Oct 1, 2026 • MLS# 73585129 Copied! • Updated Oct 1, 2026

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About this home

300 MARKET STREET (also known as 3 Mapleton Street), Brighton, MA 02135, presents a rare opportunity to acquire a well-established professional office property with a long history of community and commercial use. Originally built as a residence, the property later served as a funeral home before transitioning to professional office use more than 50 years ago. Today, the building remains actively utilized as an office and offers a proven setting for professional occupancy. With a listed price of $2,495,000, the offering appeals to professional users seeking the opportunity to own their own building in an established owner-occupant location, as well as investors and developers recognizing meaningful upside for the right strategy. The surrounding areas continued reinvestment and redevelopment momentum point to strong multifamily potential in the broader neighborhood context, including the possibility of redevelopment and new construction as demand for modern housing continues to grow. As exclusive agent, we are pleased to present the opportunity to acquire this versatile property with development potential, whether youare looking to establish or expand a professional office today or position the site for future growth.

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Recently Sold Nearby

Property History

Property Timeline

🏠
Listed for Sale
Oct 1, 2026
$2,495,000
Original listing
Agent: Thomas R. Blakely Office: TRB Realty

Tax History

Year Taxes Assessment
9999 $99,999,999 $999,999,999

Financial Details

Annual Property Tax
$99,999,999
Tax Year 9999
Assessed Value
$999,999,999

Facts & Features

Home Facts

Type Residential Income
Style 2 Family - 2 Units Up/Down
Year Built 1935
Living Area 6,613 sq ft
Lot Size 0.19 acres
Stories 6
Bedrooms 4
Full Baths 2
Half Baths 3
Total Rooms 24

Investment Metrics

Units 3
Unit 1 Rent — · N
Unit 2 Rent — · N
Heating None
Cooling None
Flooring None
Appliances None
Fireplace None
Fireplaces 4
Basement Full, Unfinished
Laundry None
Features None
Construction None
Architecture None
Roof None
Features None
Pool None
Spa None
Fencing None
Patio/Porch None
Features None
Total Spaces 4
Electric None
Water Public
Sewer Public Sewer
Gas None
Other None

Financial

Annual Tax $99,999,999
Assessed Value $999,999,999
Fee Includes None
Amenities None
Optional Fee Includes None
Lead Paint Unknown
Seller Disclosures None
Possession None
Accepted Financing None
Structure Type []
Sq Ft Source Public Record
Documents None
County Suffolk
Total market time (incl. prior listings) 65 days

Property Overview

Property Type
2 Family - 2 Units Up/Down
Listing Type
For Sale
Year Built
1935
Bedrooms
4
Full Bathrooms
2
Half Bathrooms
3
Living Area
6,613 sq ft
Total Rooms
24
Stories
6
Levels
6

Floor Layout

Interior Features

Flooring:
Appliances:
Interior Features:
Windows:
Basement: Full, Unfinished
Laundry:
Security:

Construction & Materials

Year Built: 1935
Structure Type:
Exterior Materials:
Roof:
Foundation: Block, Stone
Stories: 6

Heating, Cooling & Utilities

Heating:
Cooling:
Hot Water: Natural Gas
Water Source: Public
Sewer: Public Sewer
Energy Features:

Exterior & Lot

Exterior Features:
Patio & Porch:
Fencing:
Other Structures:
Lot Features: Corner Lot, Level
Road Surface:

Parking & Garage

Total Parking Spaces: 4
Parking Features:

Special Features

Fireplaces: 4
Fireplace Type:
Community Amenities: Public Transportation, Shopping, Walk/Jog Trails, Medical Facility, Highway Access, Public School, T-Station, University, Other

Nearby Schools

School information not available for this location.

Monthly Payment Calculator

Monthly Payment
$0
Principal, interest, taxes & insurance
Loan Amount
$0
After down payment
Total Interest
$0
Over life of loan
Total Cost
$0
Including down payment
%
Down: $0
%

Monthly Payment Breakdown

Principal & Interest $0
Property Tax $8,333,333
Homeowners Insurance $200
PMI (if <20% down) $0

Loan Summary

Total of 360 payments $0
Total principal paid $0
Total interest paid $0

Rate Impact

-0.5% Rate
$0/mo
Save $0/mo
Current Rate
$0/mo
+0.5% Rate
$0/mo
Cost $0/mo

Payment Over Time

Interest
Principal
Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
* Estimates only. Actual payments may vary. Consult with a lender for accurate figures.

Location

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Neighborhood

300 Market Street, Boston MA 02135

Boston, MA 02135

Listing Information

Listing Agent Thomas R. Blakely
Listing Office TRB Realty
Office Phone 617-285-2578
Agent MLS ID CT005803
Office MLS ID AC1629
Listing Data Updated Oct 1, 2026 9:12 AM EDT
Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.

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