Off Market Jul 2020 for $1.3M

$1,819,076

Est. refi paymentEst. refi $2,650/mo

•

2,921

sq ft

15 Allen St, Lexington, MA 02421

About this home

Welcome home to this updated and meticulously maintained 4 BR, 2.5 BA Colonial offering a move-in ready opportunity for the next lucky homeowners. This stunning, much improved property offers an open-plan kitchen and fireplace’d family room leading to a deck that overlooks its .69 beautiful acres. A formal living room, dining room, and ½ bath complete the first floor. The home offers a generous master suite with bath & walk-in closet. Three additional bedrooms and a family bath round out the second floor and combine with a play/media room and office area in the LL to provide space for all of the family's many activities & entertainment. This exceptional property sits behind a stone-wall & across the street from conservation trails, yet it is an easy stroll to school. Shopping is close & commuting is a dream. Check out the list of updates & improvements the homeowners have implemented over the past 20 years. This delightful property is ready for you to start making memories today!

Single-familyProperty Type

1974Year Built

0.69 acresLot Size

$623Est. Price/Sq.Ft.

2 garage spacesParking

Listed by Sheila Watson • Coldwell Banker Residential Brokerage - Lexington

Bought with Molly Miller • Monarch Realty Group, LLC

Redfin checked: a few seconds ago

•Source:MLS PIN #72663151

Redfin Estimate

$1,819,076

$469K since sold in July 2020$41K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 12.2% higher than the average sale price ($1.62M) of 6 comparable homes.

SOLD JUN 22, 2026
$1,450,000
A
3 beds2.5 baths3,042 sq ft
98 Blossomcrest Rd, Lexington, MA 02421
BOUGHT WITH REDFIN JUL 16, 2026
$1,755,000
B
4 beds2.5 baths3,185 sq ft
30 Wachusett Dr, Lexington, MA 02421
SOLD JUN 2, 2026
$1,520,000
C
4 beds3 baths2,795 sq ft
30 Fairbanks Rd, Lexington, MA 02421
SOLD JUN 30, 2026
$2,095,000
D
4 beds2.5 baths3,510 sq ft
37 Woodcliffe Rd, Lexington, MA 02421
SOLD JUL 28, 2026
$1,860,000
E
4 beds3 baths3,528 sq ft
32 Baskin Rd, Lexington, MA 02421
SOLD JUL 10, 2026
$1,050,000
F
3 beds2 baths2,330 sq ft
780 Waltham St, Lexington, MA 02421

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Earn from this home

Sell

$778,923

Est. take-home

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Refinance

Est. cash available

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Rent

$5,245/mo

Redfin rental estimate

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Market trends in 02421, MA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

102.4%

0.7% MoM

Median sale price

$1.7M

$12K MoM

Avg. days on market

22d

3 days MoM

Recently sold homes

26 MoM

New listings for sale

EARLY ACCESS
$1,850,000
5 beds4 baths3,981 sq ft
32 Webster Rd, Lexington, MA 02421
EARLY ACCESS
$889,000
3 beds2 baths2,682 sq ft
12 Watertown St, Lexington, MA 02421
$1,389,000
4 beds3 baths2,392 sq ft
184 Concord Ave, Lexington, MA 02421
$2,850,000
5 beds4 baths5,024 sq ft
209 Waltham St, Lexington, MA 02421
$2,395,000
4 beds4.5 baths4,376 sq ft
171 Lincoln St, Lexington, MA 02421
3D WALKTHROUGH
$989,000
3 beds1.5 baths1,372 sq ft
1 Constitution Rd, Lexington, MA 02421
See all

Provided by Redfin

Sale history for 15 Allen St

Date

Event

Price

MLS PIN #72663151

Jul 17, 2020

Sold

$1,350,000

$462/sq ft

Jun 8, 2020

Pending

—

Jun 2, 2020

Contingent

—

May 28, 2020

Listed

$1,329,000

$455/sq ft

MLS PIN #30401557

Jul 24, 2000

Sold

$637,000

$218/sq ft

May 11, 2000

Listing Removed

—

Apr 12, 2000

Listed

$659,000

$226/sq ft

Public Records

May 1, 1974

Sold

$71,150

$24/sq ft

Year

Property tax

Land + Additions

Assessment*

2026

$22,810 (+28.1%)

$839,000 + $1,014,000

$1,853,000

2025

$17,807 (+2.6%)

$800,000 + $656,000

$1,456,000

2024

$17,358 (+2.2%)

$762,000 + $655,000

$1,417,000

2023

$16,991 (+6.1%)

$692,000 + $615,000

$1,307,000

2022

$16,008 (+3.6%)

$629,000 + $531,000

$1,160,000

2021

$15,455 (+1.7%)

$599,000 + $475,000

$1,074,000

2020

$15,202 (+4.2%)

$599,000 + $483,000

$1,082,000

2019

$14,586 (+2.4%)

$571,000 + $462,000

$1,033,000

2018

$14,243 (+2.1%)

$543,000 + $453,000

$996,000

2017

$13,954 (−1.0%)

$518,000 + $445,000

$963,000

2016

$14,089 (+7.6%)

$493,000 + $472,000

$965,000

2014

$13,090 (+3.9%)

$407,000 + $437,000

$844,000

2013

$12,601 (+2.2%)

$407,000 + $422,000

$829,000

2012

$12,335 (+5.5%)

$407,000 + $417,000

$824,000

2011

$11,693 (+2.6%)

$388,000 + $424,000

$812,000

2010

$11,393 (+4.3%)

$388,000 + $434,000

$822,000

2009

$10,921

$408,000 + $434,000

$842,000

Tax history for 15 Allen St

Year

Property tax

Land + Additions

Assessment*

2026

$22,810 (+28.1%)

$839,000 + $1,014,000

$1,853,000

2025

$17,807 (+2.6%)

$800,000 + $656,000

$1,456,000

2024

$17,358 (+2.2%)

$762,000 + $655,000

$1,417,000

2023

$16,991 (+6.1%)

$692,000 + $615,000

$1,307,000

2022

$16,008 (+3.6%)

$629,000 + $531,000

$1,160,000

2021

$15,455 (+1.7%)

$599,000 + $475,000

$1,074,000

2020

$15,202 (+4.2%)

$599,000 + $483,000

$1,082,000

2019

$14,586 (+2.4%)

$571,000 + $462,000

$1,033,000

2018

$14,243 (+2.1%)

$543,000 + $453,000

$996,000

2017

$13,954 (−1.0%)

$518,000 + $445,000

$963,000

2016

$14,089 (+7.6%)

$493,000 + $472,000

$965,000

2014

$13,090 (+3.9%)

$407,000 + $437,000

$844,000

2013

$12,601 (+2.2%)

$407,000 + $422,000

$829,000

2012

$12,335 (+5.5%)

$407,000 + $417,000

$824,000

2011

$11,693 (+2.6%)

$388,000 + $424,000

$812,000

2010

$11,393 (+4.3%)

$388,000 + $434,000

$822,000

2009

$10,921

$408,000 + $434,000

$842,000

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Permits

Beds

Baths

3.5

Stories

Lot width

—

Lot depth

—

Lot size

0.69 Acres

Year renovated

—

Sq. Ft.

3,400

Year built

1974

Style

Multi-Family (2-4 Unit)

County

Middlesex County

APN

3755306S

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 30, 2026.

Mar 13, 2026 • Final

Electrical

Perform rough and finish construction work according to code for a great room, one bedroom, and two walk-in closets. Complete work on two bathrooms and a laundry room.

Electrical

Nov 15, 2025 • Final

Sheet metal

Replace the existing heating and air conditioning system with new heat pump units in the existing portion of the house and install a new ducted system in the addition.

Heat pump

HVAC

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Parking

Parking Information
Has Garage
Has Open Parking
# of Garage Spaces: 2
# of Covered Spaces: 2
Parking Spaces: 4
AttachedGarageYN: Yes
Parking Features: Under, Paved Drive

Interior

Master Bedroom Information
Level: Second
Features: Bathroom - Full,Walk-In Closet(s),Flooring - Hardwood

Bedroom #2 Information
Level: Second
Features: Closet,Flooring - Hardwood

Bedroom #3 Information
Level: Second
Features: Closet,Flooring - Hardwood

Bedroom #4 Information
Level: Second
Features: Closet,Flooring - Hardwood

Bathroom Information
# of Bathrooms (Full): 2
# of Bathrooms (Half): 1
Master Bathroom Features: Yes

Bathroom #1 Information
Level: First
Features: Bathroom - Half,Flooring - Stone/Ceramic Tile

Bathroom #2 Information
Level: Second
Features: Bathroom - Full,Flooring - Stone/Ceramic Tile,Jacuzzi / Whirlpool Soaking Tub

Bathroom #3 Information
Level: Second
Features: Bathroom - Full,Flooring - Stone/Ceramic Tile

Living Room Information
Level: First
Features: Flooring - Hardwood

Family Room Information
Level: First
Features: Flooring - Hardwood

Dining Room Information
Level: First
Features: Flooring - Hardwood

Kitchen Information
Level: First
Features: Flooring - Hardwood,Countertops - Stone/Granite/Solid,Breakfast Bar / Nook

Office Room Information
Level: Basement
Features: Flooring - Wall to Wall Carpet

Basement Information
Basement: Partially Finished, Interior Entry, Garage Access

Laundry Information
Laundry Features: First Floor, Electric Dryer Hookup, Washer Hookup

Fireplace Information
Has Fireplace
# of Fireplaces (Total): 1
Fireplace Features: Family Room

Interior Features
# of Rooms (Total): 9
Window Features: Insulated Windows
Flooring: Tile, Carpet, Hardwood, Flooring - Wall to Wall Carpet, Flooring - Hardwood, Flooring - Stone/Ceramic Tile
Interior Features: Media Room, Office, Foyer, Mud Room

Exterior

Building Information
Building Area (Total): 2,921
Foundation Details: Concrete Perimeter
Construction Materials: Frame
Year Built Source: Public Records
Year Built Details: Renovated Since
Color: Light gray

Exterior Features
Roof: Shingle
Patio And Porch Features: Deck
Exterior Features: Deck

Property Information
PropertySubType: Single Family Residence

Lot Information
Lot Size (Acres): 0.69

Financial

Tax Information
Tax Annual Amount: $15,202.10
Tax Year: 2020

Utilities

Utility Information
Utilities: for Electric Range, for Electric Dryer, Washer Hookup, Icemaker Connection
Sewer: Public Sewer
Water Source: Public

Heating & Cooling
Has Heating
Has Cooling
Heating: Baseboard, Oil
Cooling: Window Unit(s)

Location

Location Information
Directions: Waltham Street to Allen Street
UnparsedAddress: 15 Allen Street, Lexington MA 02421

Community Information
Senior CommunityYN: No
Community Features: Shopping, Walk/Jog Trails, Golf, Bike Path, Conservation Area

Public facts

Beds: 5
Baths: 3.5
Sq. Ft.: 3,400
Stories: 2.0
Lot Size: 0.69 acres
Style: Multi-Family (2-4 Unit)
Year Built: 1974
Year Renovated: —
County: Middlesex County
APN: 3755306S

Home facts updated by county records on Jul 29, 2026

Other

Miscellaneous Information
Heat Zones: 2

Listing Information
Exclusions: None
StandardStatus: Closed

Around this home

Schools

Bridge Elementary School

Public K-5 • Assigned • 1.1mi

10/10

Jonas Clarke Middle School

Public 6-8 • Assigned • 0.2mi

10/10

Lexington High School

Public 9-12 • Assigned • 1.1mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Lexington continues to be a competitive Seller's market driven by its historic appeal & location. With buildable land exhausted, true inventory growth is very constrained; development mostly replaces existing homes. New zoning laws will eventually...
2 months ago • Lexington
Benjamin Ginsburg
Redfin Premier agent
152 deals
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 96° expected this year, 15 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

3/10 Air Factor

2 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Lexington, MA • 02421

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.73M – $2.09M

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Nearby similar homes

$1,389,000

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New listings for sale in 02421

EARLY ACCESSCOLDWELL BANKER REALTY COMING SOON

$1,850,000

5 beds4 baths3,981 sq ft

32 Webster Rd, Lexington, MA 02421

EARLY ACCESSCOMPASS COMING SOON

$889,000

3 beds2 baths2,682 sq ft

12 Watertown St, Lexington, MA 02421

$1,389,000

4 beds3 baths2,392 sq ft

184 Concord Ave, Lexington, MA 02421

$2,850,000

5 beds4 baths5,024 sq ft

209 Waltham St, Lexington, MA 02421

$2,395,000

4 beds4.5 baths4,376 sq ft

171 Lincoln St, Lexington, MA 02421

3D WALKTHROUGH

$989,000

3 beds1.5 baths1,372 sq ft

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Home values near 15 Allen St

Data from public records.

Address	Redfin Estimate
3 Allen St, Lexington, MA 4 Beds \| 2.5 Baths \| 3075 Sq. Ft.	$1,595,497
23 Allen St, Lexington, MA 4 Beds \| 2.5 Baths \| 2350 Sq. Ft.	$1,607,304

Address	Redfin Estimate
11 Allen St, Lexington, MA 4 Beds \| 2.5 Baths \| 3124 Sq. Ft.	$1,721,924
29 Allen St, Lexington, MA 5 Beds \| 3.5 Baths \| 5783 Sq. Ft.	$1,485,496

Address	Redfin Estimate
19 Allen St, Lexington, MA 4 Beds \| 2.5 Baths \| 2690 Sq. Ft.	$1,660,853
6 Allen St, Lexington, MA 4 Beds \| 2.5 Baths \| 2155 Sq. Ft.	$1,489,759

Property information provided by MLS PIN when last listed in 2020. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 02421, MA

Sale history for 15 Allen St

Tax history for 15 Allen St

Public record

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 02421

Home values near 15 Allen St

More real estate resources