A rare offering with private outdoor space in the heart of Historic Concord Center. This main-level corner condominium features a garden patio with gated access that opens directly to two designated parking spaces. Inside, find soaring 11-foot ceilings in the 1,300 SF sun-filled living and dining area framed by walls of glass. The cherry kitchen is warm and well appointed, while two bedrooms and two full updated baths—including an ensuite—provide comfortable accommodations. Move-in ready, the home also includes a cozy office and in-unit laundry. Building amenities feature a welcoming common room, bicycle storage and a private storage unit. Just steps to the library, shops, restaurants and commuter rail, this residence combines private outdoor living with unmatched convenience in Concord’s most desirable location.
Without a doubt, the most coveted corner location at Milldam! Gorgeous east-facing ground floor unit with fenced in courtyard for lovely outside entertaining. Richly stained hardwood floors, handsome crown molding, generous entry hall, upbeat and sophisticated decor filled with natural light and in mint condition. Prime deeded parking is located conveniently right in front of the unit, #101 & 102. Superbly run association. Come enjoy the best of carefree living in Concord Center!
Public Records
Aug 2, 2003
Sold
$566,000
$435/sq ft
Public Records
Oct 1, 1984
Sold
$155,000
$119/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$9,768 (+11.6%)
$748,500
2025
$8,754 (−7.6%)
$660,200
2024
$9,471 (+1.3%)
$721,300
2023
$9,345 (−6.3%)
$721,100
2022
$9,973 (+15.3%)
$675,700
2021
$8,651 (+6.3%)
$587,700
2020
$8,137 (+1.2%)
$571,800
2019
$8,037 (−2.0%)
$566,400
2018
$8,200 (+1.6%)
$573,800
2017
$8,073 (+20.0%)
$573,800
2016
$6,730 (+4.0%)
$483,500
2015
$6,469 (−4.8%)
$452,700
2014
$6,796 (−1.0%)
$470,300
2013
$6,865 (+4.1%)
$487,900
2012
$6,593 (+1.6%)
$485,500
2011
$6,487 (+4.6%)
$495,200
2010
$6,202 (−0.5%)
$473,800
2009
$6,234
$523,900
Tax history for 100 Keyes Rd #223
Year
Property tax
Land + Additions
Assessment*
2026
$9,768 (+11.6%)
$748,500
2025
$8,754 (−7.6%)
$660,200
2024
$9,471 (+1.3%)
$721,300
2023
$9,345 (−6.3%)
$721,100
2022
$9,973 (+15.3%)
$675,700
2021
$8,651 (+6.3%)
$587,700
2020
$8,137 (+1.2%)
$571,800
2019
$8,037 (−2.0%)
$566,400
2018
$8,200 (+1.6%)
$573,800
2017
$8,073 (+20.0%)
$573,800
2016
$6,730 (+4.0%)
$483,500
2015
$6,469 (−4.8%)
$452,700
2014
$6,796 (−1.0%)
$470,300
2013
$6,865 (+4.1%)
$487,900
2012
$6,593 (+1.6%)
$485,500
2011
$6,487 (+4.6%)
$495,200
2010
$6,202 (−0.5%)
$473,800
2009
$6,234
$523,900
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Beds
2
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
—
Year renovated
1955
Sq. Ft.
1,300
Year built
1952
Style
Condo/Co-op
County
Middlesex County
APN
81928S
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 29, 2026.
Property details
Parking
Parking Information
Has Open Parking
Parking Spaces: 2
Parking Features: Off Street, Assigned, Paved
Interior
Master Bedroom Information
Level: First
Features: Bathroom - Full,Walk-In Closet(s),Flooring - Wall to Wall Carpet
Bedroom #2 Information
Level: First
Features: Closet,Flooring - Wall to Wall Carpet
Bathroom Information
# of Bathrooms (Full): 2
Master Bathroom Features: Yes
Bathroom #1 Information
Level: First
Features: Bathroom - Full,Bathroom - Tiled With Tub & Shower,Flooring - Stone/Ceramic Tile,Lighting - Sconce
Bathroom #2 Information
Level: First
Features: Bathroom - Full,Bathroom - Tiled With Tub & Shower,Flooring - Stone/Ceramic Tile,Lighting - Overhead
Association Amenities: Hot Water, Elevator(s), Clubroom, Storage
Location Information
Directions: Main Street to Keyes Rd first entrance
UnparsedAddress: 100 Keyes Rd # 223, Concord MA 01742
Community Information
Senior CommunityYN: No
Community Features: Public Transportation, Shopping, Park, Walk/Jog Trails, Stable(s), Medical Facility, Bike Path, Conservation Area, House of Worship, Private School, Public School
Pets Allowed: Yes w/ Restrictions
Public facts
Beds: 2
Baths: 2.0
Sq. Ft.: 1,300
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1952
Year Renovated: 1955
County: Middlesex County
APN: 81928S
Home facts updated by county records on Jul 29, 2026