172 Brattle Street, Cambridge MA 02138

Cambridge, MA 02138
$16,800,000
$15,700,000
Est. $85,544/month
7
Beds
8.5
Baths
7,737
Sq Ft
$2,029
Price/Sq Ft
0.34
Acres
1880
Year Built
2
Garage Spaces
536
Days on Market
For Sale Price Drop -$1,100,000 Listed Mar 6, 2025 • MLS# 73342079 Copied! • Updated Jul 5, 2026

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About this home

Modern luxury meets history in this completely renovated home on coveted Brattle St in Harvard Square. Completely transformed by a local respected builder, this property seamlessly blends historic charm w/ modern convenience in its impeccable design and finishes. The main floor offers a grand staircase, high ceilings, spacious living and dining rooms, chef's kitchen w/ top appliances and adjacent family room, an oversized mudroom off the attached garage and 2 half baths. The 2nd level has a luxurious primary suite w/ spa-like bath and gracious dressing room, 5 ensuite bedrooms (or offices) and a large laundry room. The top floor hosts a versatile office/loft space and a half bath. The lower level is fully equipped w/ a gym, game room, family room, full bath, ample storage and guest suite w/ direct exterior access. The outdoor and indoor spaces blend seamlessly for easy living, w/ a spacious patio and beautiful yard designed by a celebrated landscape architect. A true Harvard Square gem

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Property History

Property Timeline

🏠
Listed for Sale
Mar 6, 2025
$15,700,000
Original listing
Agent: Maggie Gold Seelig Office: MGS Group Real Estate LTD

Tax History

Year Taxes Assessment
2025 $71,478 $10,931,400

Financial Details

Annual Property Tax
$71,478
Tax Year 2025
Assessed Value
$10,931,400

Facts & Features

2 Car Garage
Central AC

Home Facts

Type Residential
Style Single Family Residence
Year Built 1880
Living Area 7,737 sq ft
Lot Size 0.34 acres
Bedrooms 7
Full Baths 7
Half Baths 3
Total Rooms 17

Interior

Heating Central, Forced Air, Radiant, Heat Pump, Hydro Air, Hydronic Floor Heat(radiant), Energy Star Qualified Equipment, Air Source Heat Pumps (ashp)
Cooling Central Air, 3 Or More, High Seer Heat Pump (12+), Energy Star Qualified Equipment, Air Source Heat Pumps (ashp), Whole House Fan
Flooring Wood, Tile, Carpet, Marble, Hardwood, Stone / Slate, Engineered Hardwood
Appliances Gas Water Heater, Range, Dishwasher, Disposal, Microwave, Refrigerator, Energy Star Qualified Refrigerator, Wine Refrigerator, Energy Star Qualified Dishwasher, Range Hood, Instant Hot Water
Fireplace None
Fireplaces 1
Basement Full, Finished
Laundry Electric Dryer Hookup, Washer Hookup
Features Sauna/steam/hot Tub, Wet Bar, Walk-up Attic, Finish - Sheetrock, Wired For Sound, High Speed Internet

Exterior

Construction Conventional (2x4-2x6)
Architecture Greek Revival
Roof Shingle, Rubber, Metal
Features Patio, Rain Gutters, Professional Landscaping, Sprinkler System, Decorative Lighting, Fenced Yard, Outdoor Gas Grill Hookup
Pool None
Spa None
Fencing Fenced
Patio/Porch Patio
Garage Spaces 2
Has Garage Yes
Features Attached, Garage Door Opener, Heated Garage, Storage, Garage Faces Side, Insulated, Oversized, Off Street, On Street, Paved
Total Spaces 4
Electric Circuit Breakers
Water Public
Sewer Public Sewer
Gas None
Other For Gas Range, For Electric Range, For Gas Oven, For Electric Oven, For Electric Dryer, Washer Hookup, Outdoor Gas Grill Hookup
Annual Tax $71,478
Assessed Value $10,931,400
Fee Includes None
Amenities None
Optional Fee Includes None
Seller Disclosures None
Possession None
Accepted Financing None
Structure Type []
House Color Blue
Sq Ft Source Owner
Sq Ft Disclosures Does not include garage or mechanical spaces.
Documents None
County Middlesex
Total market time (incl. prior listings) 486 days

Property Overview

Property Type
Single Family Residence
Listing Type
For Sale
Year Built
1880
Bedrooms
7
Full Bathrooms
7
Half Bathrooms
3
Living Area
7,737 sq ft
Total Rooms
17

Floor Layout

Interior Features

Flooring: Wood, Tile, Carpet, Marble, Hardwood, Stone / Slate, Engineered Hardwood
Appliances: Gas Water Heater, Range, Dishwasher, Disposal, Microwave, Refrigerator, ENERGY STAR Qualified Refrigerator, Wine Refrigerator, ENERGY STAR Qualified Dishwasher, Range Hood, Instant Hot Water
Interior Features: Sauna/Steam/Hot Tub, Wet Bar, Walk-up Attic, Finish - Sheetrock, Wired for Sound, High Speed Internet
Windows: Insulated Windows, Storm Window(s)
Basement: Full, Finished
Laundry: Electric Dryer Hookup, Washer Hookup
Security: Security System

Construction & Materials

Style: Greek Revival
Year Built: 1880
Structure Type:
Exterior Materials: Conventional (2x4-2x6)
Roof: Shingle, Rubber, Metal
Foundation: Concrete Perimeter, Block

Heating, Cooling & Utilities

Heating: Central, Forced Air, Radiant, Heat Pump, Hydro Air, Hydronic Floor Heat(Radiant), ENERGY STAR Qualified Equipment, Air Source Heat Pumps (ASHP)
Heating Zones: 10
Cooling: Central Air, 3 or More, High Seer Heat Pump (12+), ENERGY STAR Qualified Equipment, Air Source Heat Pumps (ASHP), Whole House Fan
Cooling Zones: 10
Hot Water:
Water Source: Public
Sewer: Public Sewer
Energy Features: Thermostat

Exterior & Lot

Exterior Features: Patio, Rain Gutters, Professional Landscaping, Sprinkler System, Decorative Lighting, Fenced Yard, Outdoor Gas Grill Hookup
Patio & Porch: Patio
Fencing: Fenced
Other Structures:
Lot Features: Corner Lot, Level
Road Surface: Paved

Parking & Garage

Garage Spaces: 2
Garage Type: Attached
Total Parking Spaces: 4
Parking Features: Attached, Garage Door Opener, Heated Garage, Storage, Garage Faces Side, Insulated, Oversized, Off Street, On Street, Paved

Special Features

Fireplaces: 1
Fireplace Type:
Community Amenities: Public Transportation, Shopping, Tennis Court(s), Park, Walk/Jog Trails, Sidewalks

Nearby Schools

School information not available for this location.

Monthly Payment Calculator

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Including down payment
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Monthly Payment Breakdown

Principal & Interest $0
Property Tax $5,956
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

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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

172 Brattle Street, Cambridge MA 02138

Cambridge, MA 02138

Listing Information

Listing Agent Maggie Gold Seelig
Listing Office MGS Group Real Estate LTD
Office Phone 617-714-4544
Agent MLS ID CT003644
Office MLS ID AN0499
Listing Data Updated Jul 5, 2026 3:07 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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