9B Mt. Auburn Street #B Cambridge — Photo 1 of 33
$2,575,000
9B Mt. Auburn Street #B, Cambridge, MA 02138
Cambridge, MA 02138 — Harvard Square
Beds
4
Baths
4.5
SqFt
2,746
Style
Condominium
Built
1910
Behind a storied exterior, this 2746 SF award-winning attached townhouse, originally designed by world renowned Graham Gund, blends modern refinement with understated elegance in the heart of Harvard Square. This sun-filled 4+ bedroom, 4.5-bath residence unfolds across an open-concept main level with oversized windows overlooking a private deck and courtyard. Bespoke millwork and an ambient fireplace anchor the entertaining space, alongside a chef's kitchen centered on a Taj Mahal quartz island with panel-ready Thermador appliances. The top floor houses the primary suite alongside an office/den, with vaulted ceilings, custom walk-in closet, and a spa-inspired ensuite with a spacious shower. The second floor offers a second ensuite along with a third bedroom, laundry, and a full bathroom. A flexible finished lower-level offers a fourth bedroom, guest suite, or office with a full bathroom, radiant tile floors and a media room. Private entrance, hardwired Sonos, CCTV security system, and assigned parking for one car. Moments to the Charles River, two MBTA redline stops, Whole Foods, and all the cafés, shops, and restaurants that bustling Harvard Square has to offer.
Key facts
It was listed on September 15, 2026. The annual property taxes are $10,000 (2026 tax year). The condo fee is $325 per month.
Immersive Experience
Market Value Analysis
* Analysis is based on 24 actively listed and recently sold comparable properties strictly within Cambridge, MA.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Range • Dishwasher • Microwave • Refrigerator • Freezer
Neighborhood
Public Transportation • Shopping • Park • Walk/Jog Trails • Medical Facility • Laundromat
Geography
Floorplan Breakdown
Structural Layout
Living Room
Lvl First13.75 x 13.583333333
Bathroom - Half, Closet, Cable Hookup, Exterior Access, Open Floorplan, Recessed Lighting, Lighting - Overhead, Flooring - Engineered Hardwood
Dining Room
Lvl First15.75 x 8.75
Open Floorplan, Recessed Lighting, Lighting - Overhead, Flooring - Engineered Hardwood
Kitchen
Lvl First19.166666666 x 8
Closet/Cabinets - Custom Built, Countertops - Stone/Granite/Solid, Kitchen Island, Exterior Access, Open Floorplan, Recessed Lighting, Lighting - Overhead, Flooring - Engineered Hardwood
Primary Bedroom
Lvl Third15 x 22.666666666
Bathroom - Full, Skylight, Cathedral Ceiling(s), Beamed Ceilings, Walk-In Closet(s), Closet/Cabinets - Custom Built, Recessed Lighting, Lighting - Overhead, Pocket Door, Flooring - Engineered Hardwood
Bedroom 2
Lvl Second12.416666666 x 13.166666666
Bedroom 3
Lvl Second15.416666666 x 16.833333333
Closet, Recessed Lighting, Lighting - Overhead, Flooring - Engineered Hardwood
Bedroom 4
Lvl Basement13.75 x 9.916666666
Bathroom - Full, Closet, Flooring - Stone/Ceramic Tile, Recessed Lighting, Lighting - Overhead
Bathroom 1
Lvl Third9.666666666 x 7.333333333
Bathroom - Full, Bathroom - Double Vanity/Sink, Bathroom - With Tub, Skylight, Cathedral Ceiling(s), Beamed Ceilings, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Double Vanity, Recessed Lighting, Lighting - Overhead, Soaking Tub
Bathroom 2
Lvl Second7.5 x 6.75
Bathroom - Full, Bathroom - Tiled With Tub & Shower, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Recessed Lighting, Lighting - Overhead
Bathroom 3
Lvl Second7.5 x 6
Bathroom - Full, Bathroom - Tiled With Shower Stall, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Recessed Lighting, Lighting - Overhead
Questions about this home
When was 9B Mt. Auburn Street #B, Cambridge listed?
9B Mt. Auburn Street #B, Cambridge was listed on September 15, 2026.
Has the price of 9B Mt. Auburn Street #B, Cambridge changed?
The price hasn't changed since it was listed at $2,575,000.
What are the property taxes for 9B Mt. Auburn Street #B, Cambridge?
The annual property taxes for 9B Mt. Auburn Street #B, Cambridge are $10,000 (2026 tax year).
What is the condo fee at 9B Mt. Auburn Street #B, Cambridge?
The condo fee is $325 per month.
What is the status of 9B Mt. Auburn Street #B, Cambridge?
9B Mt. Auburn Street #B, Cambridge is actively listed for sale.
Population
38,509
U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)
Median Household Income
$120K
U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)
Renter-Occupied Homes
58.1%
U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)
New Construction Permits — Middlesex County
2,698 housing units permitted in the last 12 months (+3% vs the prior 12 months) — 1,713 in 5+ unit buildings
U.S. Census Bureau, Building Permits Survey (through Jul '26)
Listing Agent: The Denman Group
Listing Office: eXp Realty LLC
MLS® Number: 73577404
