Condominium at 21 Harvard St # 4, Boston MA 02129
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24 photos

$700,000

21 Harvard St # 4, Boston MA 02129
Boston, MA 02129
Listed by Kerry D'Ambroise
Bedrooms
1
Bathrooms
1
Living area
676 sqft
Year built
1899

About this home

Tucked away in Charlestown’s City Square, this oversized one bedroom, one bathroom condo offers a rare blend of charm and modern updates. The bedroom features soaring ceilings and a charming loft, creating a flexible retreat perfect for additional storage, a reading nook, or a creative workspace. The freshly renovated bathroom is flooded with natural light. Open up the Juliette balcony skylight to enjoy fresh air and views, adding to the home's peaceful, tucked-away feel. Rich in character and thoughtfully updated, this one-of-a-kind residence offers the perfect balance of historic Charlestown charm and modern comfort.

Highlights

Fireplace

Property details

MLS
MLS Property Information Network
MLS #
73555967
Property type
Condominium
Subdivision
N/A
Status
Active
Days on market
87
On market date
July 28, 2026
Stories
1
Total bathrooms
1
Garage spaces
N/A
Parking spaces
N/A
Lot size
N/A
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Nearby schools

Within 10 miles. School directory data from the National Center for Education Statistics (NCES), accessed via the Urban Institute Education Data API. Local Score is calculated by INNOVATE Real Estate; where a state rating is shown, it comes from that state's own official school report card.

Elementary
Warren-Prescott
0.39 mi away · Grades -1-8
Nearest school -- attendance-zone data not available here
5.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
520
Student:teacher ratio
11.8:1
District
Boston
Middle
Cambridge Street Upper School
1.45 mi away · Grades 6-8
Nearest school -- attendance-zone data not available here
5.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
279
Student:teacher ratio
7.5:1
District
Cambridge
High
Charlestown High
0.54 mi away · Grades 7-12
Nearest school -- attendance-zone data not available here
5.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
821
Student:teacher ratio
9.8:1
District
Boston

Walkability

Blended score for Boston's center, calculated by INNOVATE Real Estate from two sources: the EPA's National Walkability Index (street network, transit, land-use mix) and Google Places amenity data (what's actually reachable on foot from this point). 60% EPA National Walkability Index + 40% nearby-amenity density (Google Places).

89
Highly walkable
out of 100
EPA National Walkability Index
16.2 / 20 -- Most walkable
Google Places amenity density
100 / 100
Restaurants & cafes20
Grocery stores20
Parks20
Schools20
Transit stops20
Pharmacies14

Market position

How this listing compares to current activity in Boston, from live MLS data.

On the market 87 days -- 37 fewer days than Boston's current average of 124 days.
For reference, the median list price across 8,974 active listings in Boston right now is $85,000.

Mortgage calculator

Estimate only - actual rate and payment depend on your lender, credit, and loan program.

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Est. monthly payment
$4,365/mo
$140,000 down
$560,000 loan
Principal & interest$3,632
Property tax (est.)$583
Home insurance (est.)$150

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Data source: Listing information provided by MLS Property Information Network via Trestle/CoreLogic. Last updated 28 days ago.

Information herein deemed reliable but not guaranteed; all measurements, school assignments, HOA fees, taxes, and feature lists are approximate and should be independently verified. Equal Housing Opportunity.