BMN Boston

Get our mobile app!

Download on the App Store

21 Chauncy # 23, Cambridge MA 02138

Cambridge, MA 02138 • Harvard Square
$630,000
Est. $4,317/month
1
Beds
1
Baths
913
Sq Ft
$690
Price/Sq Ft
1900
Year Built
39
Days on Market
Closed Listed May 7, 2025 • MLS# 73371088 Copied!

About this home

This is a wonderful opportunity to own a spacious one-bedroom condo at the 21 Chauncy Street Condominiums, ideally located in Harvard Square. This unit features freshly painted hardwood floors, lots of windows for ample natural light. It includes a separate living room, dining area, as well as bonus room, perfect for use as a home office. Private extra storage and laundry in the basement. Heat and hot water included in monthly condo fee. Enjoy easy access to nearby restaurants, shops, and public transportation—all just a short walk away.

View in the App

Save this property, schedule tours instantly, and get alerts when the price drops

Scan to download BMN Boston app Scan with phone
Get the full experience in the BMN Boston app

Public Records

Current Owner

Owner CONNOLLY, MICHAEL A., TRUSTEE
Mailing Address 17 WRIGHT STREET, CAMBRIDGE, MA, 02138

Land Use

Use Code 102
Description Condominium
Zoning C-2
Style APARTMENT

Tax Information

Assessed Value $575,100
Tax Rate $5.86 per $1,000
Base Tax $3,370
CPA Surcharge 3% ($84)
Estimated Annual Tax $3,454

Assessment History

Year Land Building Total Change
FY2026 $0 $575,100 $575,100

Sale History

Date Price Book/Page
Jul 22, 2025 $630,000 84391/0204
Jun 4, 2025 $1 84180/0292
Aug 2, 2024 $735,000 83087/0417
Jun 27, 2024 $573,000 82937/0440
May 3, 2024 $410,000 82733/0098
Apr 26, 2024 $485,000 82705/0128
Jun 27, 2022 $750,000 80340/0550
Mar 24, 2022 $1 79868/0045
Aug 6, 2021 $820,000 78421/0191
Jun 23, 2021 $698,000 78080/0382
Apr 3, 2018 $1 70820/0125
Mar 2, 2018 $640,000 70693/0299
Mar 27, 2017 $1 69059/0362
Nov 10, 2016 $620,000 68389/0507
Jun 24, 2016 $620,000 67500/0004
Jun 19, 2015 $400,000 65574/0296
Jun 12, 2015 $1 65333/0209
Sep 20, 2013 $410,800 62667/0109
Mar 18, 2013 $1 61412/0555
Aug 1, 2012 $310,500 59656/0476
Oct 6, 2004 $239,900 43856/0330
Jan 13, 2004 $186,000 41768/0351
Aug 22, 2001 $285,000 33495/0495
Oct 15, 1999 $10 30766/0210
Jun 28, 1999 $179,000 30347/0433
Jan 1, 1998 $200,000 00000/0000
Jul 3, 1997 $102,000 32037/0342
Mar 14, 1997 $100,000 27133/0467
Jan 15, 1997 $127,000 26991/0495
Nov 13, 1995 $95,900 25810/0169
Oct 10, 1995 $89,900 25723/0113
Dec 22, 1989 $49,000 20281/0363
Dec 22, 1989 $48,000 20281/0345
Dec 22, 1989 $34,000 20281/0393
Dec 21, 1989 $50,000 20277/0277

Municipal Context: CAMBRIDGE

Median Home Value $925,000
Avg SF Tax Bill $8,175
Residential Tax Rate $5.86/1000
CPA Surcharge 3%
County Middlesex
Match: address_condo (90.0% confidence) · Data as of Mar 8, 2026

Property Overview

Property Type
Condominium
Listing Type
For Sale
Year Built
1900
Bedrooms
1
Full Bathrooms
1
Living Area
913 sq ft
Total Rooms
4
Stories
2
Entry Level
1

Sale Statistics

Sale Overview
Original List Price: $698,000
Final Sale Price: $630,000
Difference: $68,000 (-9.7%)
Performance Metrics
90.3%
List to Sale Ratio
Sold below asking price
39
Days on Market
Average time
Price per Square Foot Analysis
Original $/sq ft: $765
Sale $/sq ft: $690
This property sold for $690 per square foot
Sale Summary

This property sold for 9.7% below the original asking price.

The property spent 39 days on market before selling.

Nearby Sales Comparison

Based on 14 similar properties sold within 0.5 miles in the last 90 days

This Property
$690/sq ft
Area Average
$353/sq ft
Difference
+95.4%

This property sold for significantly more per square foot than similar nearby properties, suggesting premium features or condition.

Facts & Features

Home Facts

Type Residential
Style Condominium
Year Built 1900
Living Area 913 sq ft
Bedrooms 1
Full Baths 1
Total Rooms 4

Interior

Heating Central, Steam
Cooling Window Unit(s)
Flooring Wood
Appliances Range, Dishwasher, Microwave, Refrigerator, Freezer
Fireplace None
Fireplaces 1
Basement Y
Laundry Common Area, In Building
Features Internet Available - Broadband

Exterior

Construction Brick
Architecture None
Roof Rubber
Features None
Pool None
Spa None
Fencing None
Patio/Porch None

Parking

Features On Street

Utilities

Electric None
Water Public
Sewer Public Sewer
Gas None
Other For Gas Range

Financial

Annual Tax $4,387
Assessed Value $690,800

Interior Features

Flooring: Wood
Appliances: Range, Dishwasher, Microwave, Refrigerator, Freezer
Interior Features: Internet Available - Broadband
Windows:
Basement: Y
Laundry: Common Area, In Building
Security:

Construction & Materials

Year Built: 1900
Structure Type: Brownstone
Exterior Materials: Brick
Roof: Rubber
Foundation:
Stories: 2

Heating, Cooling & Utilities

Heating: Central, Steam
Cooling: Window Unit(s)
Hot Water:
Water Source: Public
Sewer: Public Sewer
Energy Features:

Exterior & Lot

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

Parking & Garage

Parking Features: On Street

Special Features

Fireplaces: 1
Fireplace Type:
Community Amenities: Public Transportation, Shopping, Park, Walk/Jog Trails, Medical Facility, Bike Path, Highway Access, House of Worship, Private School, Public School, T-Station, University

Location

Loading map...

Neighborhood

Harvard Square

21 Chauncy # 23, Cambridge MA 02138

Cambridge, MA 02138

Walkability

Loading Walk Score...

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
St. Peter Elementary School
0.4 mi
Grades PK-08
Cambridge Montessori School
0.6 mi
Grades PK-06
Cambridge Friends School
0.7 mi
Grades PK-08
A
Benjamin Banneker Charter Public School
1.0 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
Shady Hill School
1.0 mi
Grades PK-08
A
Amigos School
1.4 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
1.4 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
Lycee International de Boston/International School of Boston, Inc.
1.6 mi
Grades 01-12
Fayerweather Street School
1.8 mi
Grades PK-08
A-
Graham and Parks School
0.2 mi | #242 of 824 | Score: 52.7
Improved 3 spots from last year
-5.5 below state avg
367 students Very Diverse
Diverse Student Body
Grades PK-05
M

Middle Schools

5 schools
Allium Montessori School
0.2 mi
Grades 01-06
A
Rindge Avenue Upper School
0.9 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
A-
Putnam Avenue Upper School
1.0 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
1.7 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
2.0 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
H

High Schools

3 schools
Farr Academy School
1.5 mi
Grades 07-12
NuVu Innovation School
1.6 mi
Grades 08-12
B-
Community Charter School of Cambridge
2.1 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

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 $366
Homeowners Insurance $200
HOA Fee $566/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
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.

Property History

Market Insights

9.7%
Price Range
40
Total Days on Market

Property Timeline

Sold
Jul 22, 2025
$630,000
Property sold
Days on Market: 40
🏠
Listed for Sale
May 7, 2025
$698,000
Original listing
Agent: Akira Matsui Office: Able Real Estate USA Inc.

Price & Status History

Date Event Price Change
May 7, 2025 New Listing Added $698,000

Market Statistics

Days on Market
39 days
Price per Sq Ft
$690

Tax History

Year Taxes Assessment
2025 $4,387 $690,800

Financial Details

Annual Property Tax
$4,387
Tax Year 2025
HOA Fee
$566
Monthly
Assessed Value
$690,800

Listing Information

Listing Agent Akira Matsui
Listing Office Able Real Estate USA Inc.
Agent MLS ID BB802803
Office MLS ID BB9170
Listing Data Updated Jul 22, 2025 3:21 PM EDT
Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.

Comparable Properties

Customize Comparable Search

Finding comparable properties...

Market Analytics for Cambridge, MA

Real-time market trends and pricing data for this area

21 Chauncy # 23, Cambridge MA 02138 - Photo 1 21 Chauncy # 23, Cambridge MA 02138 - Photo 2 21 Chauncy # 23, Cambridge MA 02138 - Photo 3 21 Chauncy # 23, Cambridge MA 02138 - Photo 4 21 Chauncy # 23, Cambridge MA 02138 - Photo 5 21 Chauncy # 23, Cambridge MA 02138 - Photo 6 21 Chauncy # 23, Cambridge MA 02138 - Photo 7 21 Chauncy # 23, Cambridge MA 02138 - Photo 8 21 Chauncy # 23, Cambridge MA 02138 - Photo 9 21 Chauncy # 23, Cambridge MA 02138 - Photo 10 21 Chauncy # 23, Cambridge MA 02138 - Photo 11 21 Chauncy # 23, Cambridge MA 02138 - Photo 12 21 Chauncy # 23, Cambridge MA 02138 - Photo 13 21 Chauncy # 23, Cambridge MA 02138 - Photo 14 21 Chauncy # 23, Cambridge MA 02138 - Photo 15 21 Chauncy # 23, Cambridge MA 02138 - Photo 16 21 Chauncy # 23, Cambridge MA 02138 - Photo 17 21 Chauncy # 23, Cambridge MA 02138 - Photo 18 21 Chauncy # 23, Cambridge MA 02138 - Photo 19 21 Chauncy # 23, Cambridge MA 02138 - Photo 20 21 Chauncy # 23, Cambridge MA 02138 - Photo 21 21 Chauncy # 23, Cambridge MA 02138 - Photo 22
BMN Boston Real Estate

BMN Boston Real Estate

Douglas Elliman

Your message will be sent to BMN Boston Real Estate.

Schedule a Tour