OFF MARKET

Off Market Apr 2021 for $752K

$892,918

Est. refi paymentEst. refi $4,322/mo

•

1,269

sq ft

100 Keyes Rd #424, Concord, MA 01742

About this home

In the heart of Concord center, steps to fine dining, great shops, parks, private and public schools, and the commuter train, the location is ideal. The Milldam is a very much sought-after condominium complex, where each unit has its own personality. This unit is ready for the next owner and all you have to do is move in and enjoy. The kitchen has been updated with white cabinets and granite counters, both bathrooms have been redone in the best of taste, all of the flooring is hardwood and in beautiful condition. The unit is approached by a private foyer and has direct access to your own private balcony. There is so much to love about this unit, come and see for yourself...

CondoProperty Type

1920Year Built

$704Est. Price/Sq.Ft.

2 spacesParking

Listed by The Laura Baliestiero Team • Coldwell Banker Realty - Concord

Bought with J. Stanley Edwards • LandVest, Inc.

Redfin checked: a few seconds ago

•Source:MLS PIN #72786584

Redfin Estimate

$892,918

$141K since sold in April 2021$45K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 15.6% higher than the average sale price ($772K) of 6 comparable homes.

SOLD JUN 18, 2026
$1,095,000
A
2 beds1.5 baths1,374 sq ft
34 Thoreau St #34, Concord, MA 01742
SOLD MAY 27, 2026
$602,000
B
2 beds2 baths1,084 sq ft
29 Concord Greene #4, Concord, MA 01742
SOLD MAY 14, 2026
$700,000
C
2 beds2 baths1,084 sq ft
7 Concord Greene #1, Concord, MA 01742
SOLD JUN 11, 2026
$725,000
D
2 beds2 baths1,383 sq ft
152 Chestnut Cir #152, Lincoln, MA 01773
SOLD SEP 18, 2025
$951,000
E
2 beds2 baths1,300 sq ft
100 Keyes Rd #223, Concord, MA 01742
SOLD APR 13, 2026
$560,000
F
2 beds2 baths1,084 sq ft
29 Concord Greene #3, Concord, MA 01742

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$308,665

Est. take-home

List your home with Redfin and save $4,465

Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$2,414/mo

Redfin rental estimate

List your home for rent

Market trends in 01742, MA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

100.1%

1.0% MoM

Median sale price

$1.7M

$20K MoM

Avg. days on market

26d

7 days MoM

Recently sold homes

6 MoM

New listings for sale

NEW 25 HRS AGO
$1,400,000
5 beds3 baths3,707 sq ft
12 White Ave, Concord, MA 01742
HOT HOME
$1,135,000
4 beds2.5 baths2,790 sq ft
221 Pope Rd, Acton, MA 01720
$935,000
4 beds2.5 baths1,849 sq ft
155 Belknap St, Concord, MA 01742
$3,999,000
5 beds7 baths8,477 sq ft
373 Caterina Hts, Concord, MA 01742
See all

Provided by Redfin

Sale history for 100 Keyes Rd #424

Date

Event

Price

MLS PIN #72786584

Apr 1, 2021

Sold

$752,300

$593/sq ft

Feb 23, 2021

Contingent

—

Feb 17, 2021

Listed

$700,000

$552/sq ft

MLS PIN #30564359

Jan 28, 2002

Sold

$460,000

$362/sq ft

Dec 3, 2001

Listing Removed

—

Nov 30, 2001

Listed

$469,000

$370/sq ft

Public Records

Jul 1, 1983

Sold

$160,000

$126/sq ft

Year

Property tax

Land + Additions

Assessment*

2026

$9,647 (+11.6%)

$739,200

2025

$8,646 (−7.6%)

$652,000

2024

$9,354 (+1.3%)

$712,400

2023

$9,230 (−6.3%)

$712,200

2022

$9,849 (+15.3%)

$667,300

2021

$8,543 (+6.3%)

$580,400

2020

$8,036 (+1.2%)

$564,700

2019

$7,938 (−2.0%)

$559,400

2018

$8,098 (+1.6%)

$566,700

2017

$7,973 (+19.9%)

$566,700

2016

$6,647 (+4.0%)

$477,500

2015

$6,389 (−4.8%)

$447,100

2014

$6,711 (−1.0%)

$464,400

2013

$6,780 (+5.1%)

$481,900

2012

$6,453 (+1.7%)

$475,200

2011

$6,348 (+4.6%)

$484,600

2010

$6,070 (−0.5%)

$463,700

2009

$6,101

$512,700

Tax history for 100 Keyes Rd #424

Year

Property tax

Land + Additions

Assessment*

2026

$9,647 (+11.6%)

$739,200

2025

$8,646 (−7.6%)

$652,000

2024

$9,354 (+1.3%)

$712,400

2023

$9,230 (−6.3%)

$712,200

2022

$9,849 (+15.3%)

$667,300

2021

$8,543 (+6.3%)

$580,400

2020

$8,036 (+1.2%)

$564,700

2019

$7,938 (−2.0%)

$559,400

2018

$8,098 (+1.6%)

$566,700

2017

$7,973 (+19.9%)

$566,700

2016

$6,647 (+4.0%)

$477,500

2015

$6,389 (−4.8%)

$447,100

2014

$6,711 (−1.0%)

$464,400

2013

$6,780 (+5.1%)

$481,900

2012

$6,453 (+1.7%)

$475,200

2011

$6,348 (+4.6%)

$484,600

2010

$6,070 (−0.5%)

$463,700

2009

$6,101

$512,700

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

Public record

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

—

Year renovated

1962

Sq. Ft.

1,269

Year built

1952

Style

Condo/Co-op

County

Middlesex County

APN

48374S

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 29, 2026.

Property details

Parking

Parking Information
Parking Spaces: 2
Parking Features: Deeded, Off Street

Interior

Master Bedroom Information
Area: 238
Length: 17
Width: 14
Level: Fourth Floor
Features: Bathroom - Full,Walk-In Closet(s),Flooring - Hardwood

Bedroom #2 Information
Area: 165
Length: 15
Width: 11
Level: Fourth Floor
Features: Flooring - Hardwood

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

Bathroom #1 Information
Level: Fourth Floor
Features: Bathroom - Full

Bathroom #2 Information
Level: Fourth Floor
Features: Bathroom - Full

Living Room Information
Area: 294
Length: 21
Width: 14
Level: Fourth Floor
Features: Flooring - Hardwood,Balcony / Deck

Dining Room Information
Area: 56
Length: 8
Width: 7
Level: Fourth Floor
Features: Flooring - Hardwood

Kitchen Information
Area: 104
Length: 13
Width: 8
Level: Fourth Floor
Features: Flooring - Hardwood

Basement Information
Basement: Y

Laundry Information
Laundry Features: In Unit

Interior Features
# of Rooms (Total): 5
Flooring: Hardwood

Exterior

Building Information
Building Name: Milldam
Building Area (Total): 1,269
Construction Materials: Brick
StructureType: Garden
Stories (Total): 4
Year Built Source: Public Records
Year Built Effective: 1982
Year Built Details: Approximate,Renovated Since
Lead Paint: None

Exterior Features
Roof: Rubber
Exterior Features: Balcony

Property Information
PropertySubType: Condominium
Common Walls: Corner
Entry Level: 4
Entry Location: Unit Placement(Upper)

Financial

Tax Information
Tax Annual Amount: $8,036
Tax Year: 2020

Utilities

Utility Information
Utilities: for Electric Range
Sewer: Public Sewer
Water Source: Public
Electric: Circuit Breakers

Heating & Cooling
Has Heating
Has Cooling
Heating: Forced Air, Heat Pump, Unit Control
Cooling: Central Air, Heat Pump, Unit Control

Location

HOA Information
Association Fee: $714
Association Fee Frequency: Monthly
Association Fee Includes: Water, Sewer, Insurance, Security, Maintenance Structure, Maintenance Grounds, Snow Removal, Trash
Association Amenities: Hot Water, Elevator(s), Storage

Location Information
Directions: use GPS
UnparsedAddress: 100 Keyes Rd # 424, Concord MA 01742

Community Information
Senior CommunityYN: No
Community Features: Public Transportation, Shopping, Pool, Tennis Court(s), Park, Walk/Jog Trails, Golf, Medical Facility, Bike Path, Conservation Area, House of Worship, Private School, Public School, T-Station
Pets Allowed: Yes w/ Restrictions

Public facts

Beds: 2
Baths: 2.0
Sq. Ft.: 1,269
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1952
Year Renovated: 1962
County: Middlesex County
APN: 48374S

Home facts updated by county records on Jul 29, 2026

Other

Listing Information
StandardStatus: Closed

About this building

No units for sale

100 Keyes Rd, Concord, MA 01742

See photos & sale trends

Photo via 100 Keyes Rd #307

Units for sale

Unit Information Not Available

There aren't any units for sale in this building.

Around this home

Schools

Alcott Elementary School

Public PreK-5 • Assigned • 0.7mi

9/10

Concord Middle School

Public 6-8 • Assigned • 2.6mi

8/10

Concord Carlisle High School

Public 9-12 • Assigned • 1.0mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

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 97° expected this year, 15 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 1 days in 30 years

Provided by First Street

Historical weather

Concord, MA • 01742

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

$849,000 – $1.03M

Reach more buyers when you sell with Redfin. Save up to $8,929 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

$579,000

2 beds2 baths1,084 sq ft

3 Concord Greene #3, Concord, MA 01742

$490,000

1 bed1 bath966 sq ft

14 Concord Greene #8, Concord, MA 01742

$273,900

1 bed1 bath753 sq ft

374 Great Rd #11, Acton, MA 01720

VIDEO TOUR

$595,000

2 beds2 baths1,200 sq ft

140 Lincoln Rd #218, Lincoln, MA 01773

$193,000

1 bed1 bath490 sq ft

392 Great Rd Unit A104, Acton, MA 01720

$499,000

1 bed1 bath955 sq ft

401 Emery Ln #106, Sudbury, MA 01776

New listings for sale in 01742

NEW 25 HRS AGO

$1,400,000

5 beds3 baths3,707 sq ft

12 White Ave, Concord, MA 01742

HOT HOME

$1,135,000

4 beds2.5 baths2,790 sq ft

221 Pope Rd, Acton, MA 01720

$935,000

4 beds2.5 baths1,849 sq ft

155 Belknap St, Concord, MA 01742

$3,999,000

5 beds7 baths8,477 sq ft

373 Caterina Hts, Concord, MA 01742

Home values near 100 Keyes Rd #424

Data from public records.

Address	Redfin Estimate
100 Keyes Road Unit 313, Concord, MA 1 Beds \| 1 Baths \| 908 Sq. Ft.	$589,210
100 Keyes Road Unit 204, Concord, MA 2 Beds \| 2 Baths \| 1339 Sq. Ft.	$909,561

Address	Redfin Estimate
100 Keyes Road Unit 104, Concord, MA 2 Beds \| 2 Baths \| 1306 Sq. Ft.	$778,043
100 Keyes Road Unit 209, Concord, MA 3 Beds \| 2 Baths \| 1578 Sq. Ft.	$1,090,716

Address	Redfin Estimate
100 Keyes Road Unit 109, Concord, MA 3 Beds \| 2 Baths \| 1581 Sq. Ft.	$1,003,471
100 Keyes Road Unit 212, Concord, MA 2 Beds \| 2.5 Baths \| 1863 Sq. Ft.	$1,111,759

Property information provided by MLS PIN when last listed in 2021. This data may not match . Learn more.

Download the Redfin App on the Apple App Store

Download the Redfin App from the Google Play Store

Join us

Become an Agent

Get referrals

Careers

Find homes faster

About us

Find us

Subsidiaries

Affiliated Business

Countries

United States

Canada

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.

01730 homes for sale
01776 homes for sale
01741 homes for sale
01742 homes for sale
01720 homes for sale

Atkinson homes for sale
Hollis homes for sale
Pelham homes for sale
Windham homes for sale
Merrimack homes for sale

Houses for rent in Concord	Agents near me	Quincy, MA homes for sale	Concord Housing Market
Houses for sale near me	Boston, MA homes for sale	Brookline, MA homes for sale
Land for sale near me	Newton, MA homes for sale	Arlington, MA homes for sale
Open Houses near me	Cambridge, MA homes for sale	Concord Property Records
Condos for sale near me	Lexington, MA homes for sale	MA New Listings

Cambridge homes for sale
Boston homes for sale
Newton homes for sale

About this home

Redfin Estimate

Earn from this home

Market trends in 01742, MA

Sale history for 100 Keyes Rd #424

Tax history for 100 Keyes Rd #424

Public record

Property details

About this building

Unit Information Not Available

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 01742

Home values near 100 Keyes Rd #424

More real estate resources