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9 Mt Auburn St, Cambridge MA 02138

Cambridge, MA 02138 • Harvard Square
$3,398,000
Est. $17,704/month
5
Beds
4.5
Baths
2,870
Sq Ft
$1,184
Price/Sq Ft
0.03
Acres
2026
Year Built
Single Family Residence
Type
2
Days on Market
Active Open House Listed Apr 30, 2026 • MLS# 73510146 Copied!

About this home

OH 5/2 SAT & 5/3 SUN 12-1:30* Unmatched craftsmanship fully reimagined to the studs, offering 2,870SF of meticulously designed living space in the heart of Harvard Sq. This refined 10RM, 5BR, 4.5BA residence showcases elevated design & top-tier materials. The kitchen is a true centerpiece, featuring Thermador appliances, pot filler, sleek custom European cabinetry & Taj-Mahal quartz w/ island that flows seamlessly into the open living areas. The Living RM is anchored by custom built-ins & fireplace. The home offers exceptional privacy w/ two primary suites, including a 3rd flr sanctuary w/ skylights, a wet-bar & Porcelanosa spa inspired bath /soaking tub.The 2nd ensuite BR is located on the 2nd flr. A flexible 3RM LL au pair suite w/ separate appliances-laundry provides a serene retreat for short/long term guests. Sonos sys. Private patio. Minutes to Harvard University & Charles River. No expense spared in this trophy asset that defines modern, sophisticated urban living at its finest.

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Property Overview

Property Type
Single Family Residence
Listing Type
For Sale
Year Built
2026
Bedrooms
5
Full Bathrooms
4
Half Bathrooms
1
Living Area
2,870 sq ft
Total Rooms
10

Open House Schedule

02
May
Saturday, May 2
12:00 PM - 1:30 PM EDT
03
May
Sunday, May 3
12:00 PM - 1:30 PM EDT

Facts & Features

Central AC
New Construction

Home Facts

Type Residential
Style Single Family Residence
Year Built 2026
Living Area 2,870 sq ft
Lot Size 0.03 acres
Bedrooms 5
Full Baths 4
Half Baths 1
Total Rooms 10

Interior

Heating Forced Air, Electric
Cooling Central Air
Flooring Tile, Hardwood, Flooring - Hardwood, Flooring - Stone/ceramic Tile
Appliances Electric Water Heater, Range, Dishwasher, Disposal, Microwave, Refrigerator, Wine Refrigerator, Range Hood, Stainless Steel Appliance(s)
Fireplace Living Room
Fireplaces 1
Basement Full, Finished, Interior Entry
Laundry Sink, Second Floor, Electric Dryer Hookup, Washer Hookup
Features Closet, Bathroom - Half, Bathroom - Full, Bathroom - Tiled With Shower Stall, Countertops - Stone/granite/solid, Recessed Lighting, Entrance Foyer, Bathroom, Wired For Sound

Exterior

Construction Frame
Architecture Victorian
Roof Shingle
Features Porch, Patio
Pool None
Spa None
Fencing None
Patio/Porch Porch, Patio

Parking

Features Off Street
Total Spaces 1

Utilities

Electric Circuit Breakers
Water Public
Sewer Public Sewer
Gas None
Other For Electric Range, For Electric Oven, For Electric Dryer, Washer Hookup

Financial

Annual Tax 0.00
Assessed Value 0.00
HOA Yes
HOA Fee $322
HOA Frequency Monthly

Interior Features

Flooring: Tile, Hardwood, Flooring - Hardwood, Flooring - Stone/Ceramic Tile
Appliances: Electric Water Heater, Range, Dishwasher, Disposal, Microwave, Refrigerator, Wine Refrigerator, Range Hood, Stainless Steel Appliance(s)
Interior Features: Closet, Bathroom - Half, Bathroom - Full, Bathroom - Tiled With Shower Stall, Countertops - Stone/Granite/Solid, Recessed Lighting, Entrance Foyer, Bathroom, Wired for Sound
Windows: Insulated Windows
Basement: Full, Finished, Interior Entry
Laundry: Sink, Second Floor, Electric Dryer Hookup, Washer Hookup
Security: Security System

Construction & Materials

Style: Victorian
Year Built: 2026
Structure Type:
Exterior Materials: Frame
Roof: Shingle
Foundation: Brick/Mortar

Heating, Cooling & Utilities

Heating: Forced Air, Electric
Heating Zones: 4
Cooling: Central Air
Cooling Zones: 4
Hot Water:
Water Source: Public
Sewer: Public Sewer
Energy Features: Thermostat

Exterior & Lot

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

Parking & Garage

Total Parking Spaces: 1
Parking Features: Off Street

Special Features

Fireplaces: 1
Fireplace Type: Living Room
Community Amenities: Public Transportation, Shopping, Park, Walk/Jog Trails, Golf, Medical Facility, Laundromat, Bike Path, Conservation Area, Highway Access, House of Worship, Marina, Private School, Public School, T-Station, University, Other, Sidewalks

Location

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Neighborhood

Harvard Square

9 Mt Auburn St, Cambridge MA 02138

Cambridge, MA 02138

Walkability

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Nearby Schools

School District
Cambridge School District local
A-
🎓 Where Graduates Go Class of 2021
65% attend college
58% 4-Year 7% 2-Year 23% Out of State 7% Working
✓ School Safety 2024-25
1.2% Low
0.8% Suspensions 0.2% In-School 0.4% Emergency
↓ 4.3% below state avg
E

Elementary Schools

10 schools
A
Amigos School
0.6 mi | #45 of 352 | Score: 57.8
Improved 14 spots from last year
-0.5 below state avg
413 students Diverse
Diverse Student Body
Grades PK-08
C
Prospect Hill Academy Charter School
0.7 mi | #253 of 346 | Score: 45.9
Improved 29 spots from last year
-12.3 below state avg
890 students Diverse
High Graduation Rate Rising School College Ready Curriculum Diverse Student Body
Grades PK-12
St. Peter Elementary School
1.1 mi
Grades PK-08
Shady Hill School
1.3 mi
Grades PK-08
Cambridge Montessori School
1.4 mi
Grades PK-06
Cambridge Friends School
1.5 mi
Grades PK-08
A
Benjamin Banneker Charter Public School
1.7 mi | #100 of 824 | Score: 59.4
Dropped 79 spots from last year
+1.2 above state avg
352 students Less Diverse
Grades PK-06
Lycee International de Boston/International School of Boston, Inc.
2.4 mi
Grades 01-12
Fayerweather Street School
2.5 mi
Grades PK-08
A+
Martin Luther King Jr. School
0.3 mi | #22 of 824 | Score: 64.5
Improved 21 spots from last year
+6.3 above state avg
340 students Very Diverse
Rising School Diverse Student Body
Grades PK-05
M

Middle Schools

5 schools
Allium Montessori School
0.6 mi
Grades 01-06
A-
Putnam Avenue Upper School
0.3 mi | #103 of 352 | Score: 49.1
Dropped 24 spots from last year
-9.1 below state avg
283 students Very Diverse
Diverse Student Body
Grades 06-08
C+
Cambridge Street Upper School
1.2 mi | #214 of 352 | Score: 39.8
Dropped 26 spots from last year
-18.4 below state avg
301 students Very Diverse
Diverse Student Body
Grades 06-08
B+
Darby Vassall Upper School
1.4 mi | #118 of 352 | Score: 47.5
Improved 26 spots from last year
-10.7 below state avg
298 students Very Diverse
Rising School Diverse Student Body
Grades 06-08
A
Rindge Avenue Upper School
1.7 mi | #67 of 352 | Score: 54.3
Dropped 2 spots from last year
-3.9 below state avg
292 students Diverse
Diverse Student Body
Grades 06-08
H

High Schools

3 schools
Farr Academy School
0.7 mi
Grades 07-12
NuVu Innovation School
0.8 mi
Grades 08-12
B-
Community Charter School of Cambridge
1.5 mi | #178 of 346 | Score: 53.1
Dropped 57 spots from last year
-5.2 below state avg
251 students Diverse
7 sports • 202 athletes
High Graduation Rate College Ready Curriculum
Grades 06-12
Learn about these ratings
School data provided by BMN Schools

Monthly Payment Calculator

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

Principal & Interest $0
Property Tax $0
Homeowners Insurance $200
HOA Fee $322/mo
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
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Current Rate
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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.

Property History

Property Timeline

🏠
Listed for Sale
Apr 30, 2026
$3,398,000
Original listing
Agent: Jessica Ye Office: Keller Williams Realty Boston Northwest

Price & Status History

Date Event Price Change
Apr 30, 2026 New Listing Added $3,398,000 —

Market Statistics

Days on Market
2 days
Price per Sq Ft
$1,184

Tax History

Year Taxes Assessment
2026 $0 $0

Financial Details

Annual Property Tax
$0
Tax Year 2026
HOA Fee
$322
Monthly
Assessed Value
$0

Listing Information

Listing Agent Jessica Ye
Listing Office Keller Williams Realty Boston Northwest
Agent MLS ID K8000931
Office MLS ID BB5474
Listing Data Updated May 1, 2026 9:59 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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BMN Boston Real Estate

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