21 WILLIAMS AVENUE
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Location
21 WILLIAMS AVENUE
Mblu
93/ / 91/ 0/
Acct#
42515100
Owner
DE COSTA KEITH W & THELMA R
Assessment
$430,600
PID
7028
Building Count
1
Current Value
Assessment
Valuation YearImprovementsLandTotal
2026$303,700$126,900$430,600

Owner of Record
OwnerDE COSTA KEITH W & THELMA R
Co-Owner
Address21 WILLIAMS AVE
TAUNTON, MA 02780
Sale Price$0
Certificate
Book & Page 4547/0341
Sale Date01/01/1981

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageSale Date
DE COSTA KEITH W & THELMA R$0 4547/034101/01/1981

Building Information
Building 1 : Section 1
Year Built: 1900
Living Area: 1,832
Replacement Cost: $411,598
Building Percent Good: 66
Replacement Cost
Less Depreciation:
$271,700
Building Attributes
FieldDescription
Style:Old Style
ModelResidential
Grade:C
Stories:1 1/2 Stories
Occupancy1
Exterior Wall 1Clapb/Wd Shing
Exterior Wall 2 
Roof Structure:Gable/Hip
Roof CoverComp Shingle
Interior Wall 1Plaster/Drywal
Interior Wall 2 
Interior Flr 1Carpet
Interior Flr 2 
Heat FuelGas
Heat Type:Forced Air-Duc
AC Type:None
Total Bedrooms:3 Bedrooms
Total Bthrms:1
Total Half Baths:0
Total Xtra Fixtrs: 
Total Rooms:6 Rooms
Bath Style:Average
Kitchen Style:Average
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 1,502 1,502
FHSHalf Story, Finished 550 330
FEPPorch, Enclosed, Finished 100 0
UBMBasement, Unfinished 550 0
WDKWood Deck 64 0
   2,766 1,832

Extra Features
Extra Features
CodeDescriptionSizeValueBldg #
FPL1MTL FIREPLACE1.00 UNITS$1,7001

Land
Land Use
Use Code1010
DescriptionSINGLE FAM M01  
Zone363A
Neighborhood0050
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)0.39
Frontage
Depth
Assessed Value$126,900

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueBldg #
FGR1GARAGE-AVE  288.00 S.F.$7,3001
FCPCARPORT  56.00 S.F.$1,0001
FGR1GARAGE-AVE  864.00 S.F.$22,0001
Valuation History
Assessment
Valuation YearImprovementsLandTotal
2026$303,700$126,900$430,600
2025$294,100$120,900$415,000
2024$233,000$120,900$353,900

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