Active
3 Days on market
128 Summer St Watertown — Photo 1 of 23

128 Summer St Watertown — Photo 1 of 23

$1,395,000

128 Summer St, Watertown, MA 02472

Watertown, MA 02472

Beds

7

Baths

3

SqFt

3,822

Style

3 Family - 3 Units Up/Down

Built

1857

Offered for the first time in more than 80 years, this classic circa-1857 Mansard-style three-family, with more than 3,800 sf of living space, presents a value-add opportunity for owner-occupants, investors, developers, and alike. Ready for its next chapter, the property offers the opportunity to restore to its original architectural charm or explore a range of possibilities, including condominium conversion and building expansion. The generous 12,550-square-foot lot with six off-street parking spaces further enhances the property's significant upside development appeal and long-term investment potential. Ideally located just a few blocks from vibrant Watertown Square, offering easy access to restaurants, cafés, the public library, banks, pharmacies, and everyday amenities. Roughly one mile from Exit 127 off the Massachusetts Turnpike at Newton Corner, the location provides excellent commuter access to Cambridge, Downtown Boston and Logan International Airport.

Key facts

It was listed on October 1, 2026. The annual property taxes are $14,884 (2026 tax year). It sits on a 0.29-acre (12,550 sq ft) lot.

Market Value Analysis

This Property
Size (SqFt) →Price →
This Property$365/sqft
Local Avg (Watertown)$504/sqft
28% BelowMarket Average

* Analysis is based on 22 actively listed and recently sold comparable properties strictly within Watertown, MA.

Property Details

Financials

Original Price$1,395,000
Annual Taxes$14,884

Parking

Garage0
Off-Street6

Interior Specifications

Total Rooms14
FireplacesNone
FlooringWood
BasementFull, Partially Finished

Climate & Utilities

HeatingHot Water, Oil
Cooling--
WaterPublic
SewerPublic Sewer

Building & Exterior

ConstructionFrame
RoofShingle
FoundationStone, Granite
ZoningT

Property & Lot

Acres0.29
SqFt Lot12,550
Lot FeaturesEasements, Sloped

Amenities & Appliances

Range • Dishwasher • Refrigerator

Neighborhood

Public Transportation • Shopping • Walk/Jog Trails • Bike Path • House of Worship • Public School

Geography

Questions about this home

When was 128 Summer St, Watertown listed?

128 Summer St, Watertown was listed on October 1, 2026.

Has the price of 128 Summer St, Watertown changed?

The price hasn't changed since it was listed at $1,395,000.

What are the property taxes for 128 Summer St, Watertown?

The annual property taxes for 128 Summer St, Watertown are $14,884 (2026 tax year).

How big is the lot at 128 Summer St, Watertown?

128 Summer St, Watertown sits on a 0.29-acre (12,550 sq ft) lot.

What is the status of 128 Summer St, Watertown?

128 Summer St, Watertown is actively listed for sale.

Population

35,620

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

Median Household Income

$126K

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

Renter-Occupied Homes

52.3%

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 Provided By

Listing Agent: Jerry Mazzeo

Listing Office: All Star Realty, Inc.

MLS® Number: 73585274