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Claudia Lavin

I'm Claudia Lavin Rodriguez, a Lexington, MA real estate agent helping first-time buyers, young professionals and families across Greater Boston — from first search to keys.

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Contact

  • 7 Langley Road, Newton, MA, 02459
  • (603) 320-2906
  • claudialavin.re@gmail.com

Brokerage

Luxury Realty Partners

© 2026 Claudia Lavin. All rights reserved.
Equal Housing Opportunity. Information deemed reliable but not guaranteed.

  1. Home
  2. Listings
  3. Unit 4 21 Harvard St, Boston, MA 02129
Active
20 Days on market
21 Harvard St #4 Boston — Photo 1 of 24

21 Harvard St #4 Boston — Photo 1 of 24

$715,000

21 Harvard St #4, Boston, MA 02129

Boston, MA 02129 — Charlestown

Beds

1

Baths

1

SqFt

676

Style

Condominium

Built

1899

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.

Market Value Analysis

This Property
Size (SqFt) →Price →
This Property$1058/sqft
Local Avg (Boston)$1029/sqft
3% AboveMarket Average

* Analysis is based on 24 actively listed and recently sold comparable properties strictly within Boston, MA.

Property Details

Financials

Original Price$715,000
Annual Taxes$6,515
HOA Fee$206.4

Parking

Garage0
Off-Street0

Interior Specifications

Total Rooms3
Fireplaces2
FlooringWood
BasementY

Climate & Utilities

HeatingBaseboard
CoolingWindow Unit(s)
WaterPublic
SewerPublic Sewer

Building & Exterior

Construction--
Roof--
Foundation--
ZoningCD

Property & Lot

Acres--
SqFt Lot--
Lot Features--

Geography

Property History

Listed
$715,000

Jul 28, 2026

MLS® 73555967

Sold
$620,000

Nov 5, 2024

MLS® 73292549

Listed
$599,000

Sep 19, 2024

MLS® 73292549

Population

20,032

U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)

Median Household Income

$157K

U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)

Renter-Occupied Homes

49.5%

U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)

New Construction Permits — Suffolk County

2,527 housing units permitted in the last 12 months (+37% vs the prior 12 months) — 2,269 in 5+ unit buildings

U.S. Census Bureau, Building Permits Survey (through Jun '26)

Full Boston, MA market report ZIP 02129 market data
Listing Provided By

Listing Agent: Kerry D'Ambroise

Listing Office: Columbus and Over Group, LLC

MLS® Number: 73555967

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