12 COMMONWEALTH AVE
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Location
12 COMMONWEALTH AVE
Mblu
24/ 192/ / /
Acct#
Owner
MARY A MAHANEY TRUST, THE
Total Market Value
$707,300
PID
916
Building Count
1
Current Value
Assessment
Valuation YearImprovementsLandTotal
2026$385,000$322,300$707,300

Owner of Record
OwnerMARY A MAHANEY TRUST, THE
Co-OwnerMARY A MAHANEY TRUSTEE
Address12 COMMONWEALTH AVE
DEDHAM, MA 02026
Sale Price$100
Certificate
Book & Page 203148/0
Sale Date08/10/2020
Instrument1F

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
MARY A MAHANEY TRUST, THE$100 203148/01F08/10/2020
MAHANEY MARY A$0 0600/01781F11/30/1984

Building Information
Building 1 : Section 1
Year Built: 1927
Living Area: 1,568
Replacement Cost: $482,931
Building Percent Good: 78
Replacement Cost
Less Depreciation:
$376,700
Building Attributes
FieldDescription
Style:Colonial
ModelResidential
Grade:Average +10
Stories:2 Stories
Occupancy1
Exterior Wall 1Brick/Masonry
Exterior Wall 2Aluminum Sidng
Roof Structure:Gambrel
Roof CoverAsph/F Gls/Cmp
Interior Wall 1Plastered
Interior Wall 2Cust Wd Panel
Interior Flr 1Hardwood
Interior Flr 2 
Heat FuelGas
Heat Type:Hot Water
AC Type:None
Total Bedrooms:3 Bedrooms
Total Bthrms:2
Total Half Baths:1
Total Xtra Fixtrs: 
Total Rooms:7
Bath Style:Modern
Kitchen Style:Modern
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 848 848
FUSUpper Story, Finished 720 720
FOPPorch, Open, Finished 21 0
UATAttic, Unfinished 720 0
UBMBasement, Unfinished 848 0
WDKDeck, Wood 128 0
   3,285 1,568

Extra Features
Extra Features
CodeDescriptionSizeValueBldg #
FPL32 STORY CHIM1.00 UNITS$6,7001

Land
Land Use
Use Code1010
DescriptionSingle Family  
ZoneG
Neighborhood0050
Alt Land ApprNo
Category
Land Line Valuation
Size (Sqr Feet)4274
Frontage0
Depth0
Total Market Land$322,300

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueBldg #
FGR1GARAGE-AVE  240.00 S.F.$1,6001
Valuation History
Assessment
Valuation YearImprovementsLandTotal
2026$385,000$322,300$707,300
2025$391,600$310,000$701,600
2024$402,900$281,200$684,100

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