20 CLANCY ST
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Location
20 CLANCY ST
Mblu
54/ 186/ 1/ /
Acct#
10776
Owner
ONEIL HELEN H
Total Market Value
$616,900
PID
11548
Building Count
1
Current Value
Assessment
Valuation YearImprovementsLandTotal
2026$302,800$314,100$616,900

Parcel Addresses
Additional Addresses

No Additional Addresses available for this parcel


Owner of Record
OwnerONEIL HELEN H
Co-OwnerBARRY F ONEIL
Care Of
Address20 CLANCY ST
CHELMSFORD, MA 01824
Sale Price$1
Certificate
Book & Page 10057/0096
Sale Date04/02/1999
Instrument1A

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
ONEIL HELEN H$1 10057/00961A04/02/1999
ONEIL EDWARD J$0 01268/0565 09/14/1954

Building Information
Building 1 : Section 1
Year Built: 1957
Living Area: 1,582
Replacement Cost: $451,780
Building Percent Good: 66
Replacement Cost
Less Depreciation:

$298,200
Building Attributes
FieldDescription
Style:Ranch
ModelResidential
Grade:Average
Stories:1 Story
Occupancy1
Exterior Wall 1Wood Shingle
Exterior Wall 2 
Roof Structure:Gable/Hip
Roof CoverAsph/F Gls/Cmp
Interior Wall 1Drywall/Sheet
Interior Wall 2 
Interior Flr 1Hardwood
Interior Flr 2 
Heat FuelGas
Heat Type:Hot Water
AC Type:Central
Total Bedrooms:3 Bedrooms
Total Bthrms:1
Total Half Baths:0
Total Xtra Fixtrs: 
Total Rooms:7
Bath Style:Average
Kitchen Style:Modern
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area
Living
Area
BASFirst Floor 1,582 1,582
FBMBasement, Finished 1,260 0
FGRGarage, Finished 576 0
FOPPorch, Open, Finished 40 0
USPPorch, Screen, Unfinished 132 0
   3,590 1,582

Extra Features
Extra Features
CodeDescriptionSizeValueBldg #
BTH5XHALFBATH1.00 UNITS$3,0001

Land
Land Use
Use Code1010
DescriptionSingle Fam MDL-01  
ZoneRB
Neighborhood
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)0.52
Depth0
Total Market Land$314,100

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueBldg #
SHD1SHED FRAME  192.00 S.F.$1,6001
Valuation History
Assessment
Valuation YearImprovementsLandTotal
2026$302,800$314,100$616,900
2025$275,100$286,200$561,300
2024$277,200$286,200$563,400

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