Active
87 Days on market
139 Prospect St #1 Acton — Photo 1 of 20

139 Prospect St #1 Acton — Photo 1 of 20

Recent Drop: $31,000

$779,000
$748,000

$748,000

139 Prospect St #1, Acton, MA 01720

Acton, MA 01720

Investor Analysis

Beds

3

Baths

2.5

SqFt

2,261

Style

Condominium

Built

2007

Enjoy a rare walkable lifestyle in the heart of Acton, with convenient access to all three Acton-Boxborough schools, cafés, restaurants, shopping, parks, and everyday amenities, while remaining just minutes from Route 2 and the MBTA Commuter Rail. Beautifully maintained, this sun-filled end-unit townhouse is ideally positioned within the sought-after, peaceful Blanchard Place community, offering added privacy, a more open setting, convenient nearby guest parking, and a private brick patio for outdoor enjoyment. Recent updates include a water heater (2021) and refrigerator (2023), offering added value and peace of mind.

Key facts

It was listed on July 10, 2026. The price has come down from an original $799,000 to $748,000 across 2 changes, most recently on September 22, 2026. The annual property taxes are $12,398 (2025 tax year). The condo fee is $359 per month.

Market Value Analysis

This Property
Size (SqFt) →Price →
This Property$331/sqft
Local Avg (Acton)$337/sqft
2% BelowMarket Average

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

Property Details

Financials

Original Price$799,000
Annual Taxes$12,398
HOA Fee$359

Parking

Garage1
Off-Street3

Interior Specifications

Total Rooms6
Fireplaces1
FlooringTile, Carpet, Marble, Hardwood
BasementY

Climate & Utilities

HeatingForced Air, Natural Gas
CoolingCentral Air
WaterPublic
SewerPublic Sewer

Building & Exterior

ConstructionFrame
RoofShingle
Foundation--
ZoningRES

Property & Lot

Acres--
SqFt Lot--
Lot Features--

Amenities & Appliances

Range • Dishwasher • Disposal • Microwave • Refrigerator • Washer • Dryer

Neighborhood

Public Transportation • Shopping • Tennis Court(s) • Park • Walk/Jog Trails • Medical Facility

Geography

Floorplan Breakdown

Structural Layout

Third
Bedroom 3
Second
Primary BedroomBedroom 2Bathroom 2Bathroom 3
First
Living RoomDining RoomKitchenBathroom 1
Basement
Family Room
Living Room
Lvl First

18 x 17

Dining Room
Lvl First

20 x 10

Kitchen
Lvl First

13 x 12

Family Room
Lvl Basement

12 x 12

Primary Bedroom
Lvl Second

22 x 14

Bedroom 2
Lvl Second

14 x 12

Bedroom 3
Lvl Third

25 x 22

Bathroom 1
Lvl First

7 x 5

Bathroom 2
Lvl Second

8 x 6

Bathroom 3
Lvl Second

8 x 5

Property History

Price Drop
$748,000

Was $779,000

Sep 22, 2026

MLS® 73548116

Price Drop
$779,000

Was $799,000

Aug 6, 2026

MLS® 73548116

Listed
$799,000

Jul 10, 2026

MLS® 73548116

Expired
$3,800

Nov 30, 2024

MLS® 73266918

Listed
$3,800

Jul 17, 2024

MLS® 73266918

Questions about this home

When was 139 Prospect St #1, Acton listed?

139 Prospect St #1, Acton was listed on July 10, 2026.

Has the price of 139 Prospect St #1, Acton changed?

The price has come down from an original $799,000 to $748,000 across 2 changes, most recently on September 22, 2026.

What are the property taxes for 139 Prospect St #1, Acton?

The annual property taxes for 139 Prospect St #1, Acton are $12,398 (2025 tax year).

What is the condo fee at 139 Prospect St #1, Acton?

The condo fee is $359 per month.

What is the status of 139 Prospect St #1, Acton?

139 Prospect St #1, Acton is actively listed for sale.

Population

23,526

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

Median Household Income

$159K

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

Renter-Occupied Homes

25.8%

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: Yalan Deng

Listing Office: Yuan's Team Realty

MLS® Number: 73548116