20 ONSET BAY LN
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Location
20 ONSET BAY LN
Mblu
2/ / 30/ /
Acct#
Owner
GRASSIA RALPH J TRUSTEE
Total Market Value
$976,800
Appraisal
$976,800
PID
946
Building Count
1
Current Value
Appraisal
Valuation YearImprovementsLandTotal
2026$340,100$636,700$976,800
Assessment
Valuation YearImprovementsLandTotal
2026$340,100$636,700$976,800

Owner of Record
OwnerGRASSIA RALPH J TRUSTEE
Co-OwnerRALPH J GRASSIA REV TRUST
Address20 ONSET BAY LN
BUZZARDS BAY, MA 02532
Sale Price$1
Certificate
Book & Page 54165/228
Sale Date01/08/2021
Instrument1A

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
GRASSIA RALPH J TRUSTEE$1 54165/2281A01/08/2021
GRASSIA ESTHER$0 12229/0051 09/24/1993

Building Information
Building 1 : Section 1
Year Built: 1900
Living Area: 1,831
Replacement Cost: $464,955
Building Percent Good: 73
Replacement Cost
Less Depreciation:
$339,400
Building Attributes
FieldDescription
Style:Conventional
ModelResidential
Grade:Ave
Stories:1.9
Occupancy1
Exterior Wall 1Vinyl Siding
Exterior Wall 2 
Roof Structure:Gable/Hip
Roof CoverAsphalt Shing
Interior Wall 1K Pine/Bead Bd
Interior Wall 2Open/Bv Brd
Interior Flr 1Carpet
Interior Flr 2Hardwood
Heat FuelGas
Heat Type:Steam
AC Type:None
Total Bedrooms:3 Bedrooms
Total Bthrms:2
Total Half Baths:1
Total Xtra Fixtrs: 
Total Rooms:7 Rooms
Bath Style:Average
Kitchen Style:Average
# of Fireplaces2
Fireplace TypeWood
Finish Bsmt SF 
Fin Bsmt Qual 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 1,039 1,039
F.9.90 Story Fin 880 792
FEPEnclosed Porch 100 0
UBMBasement Unfin 576 0
UGRGarage Under 548 0
WDKDeck, Wood 240 0
   3,383 1,831

Extra Features
Extra Features
CodeDescriptionSizeValueBldg #
WHLWHIRLPOOL1.00 UNITS$7001

Land
Land Use
Use Code1010
DescriptionSINGLE FAMILY  
ZoneOVR
Neighborhood0061
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)0.10
Frontage0
Depth0
Total Market Land$636,700
Appraised Value$636,700

Outbuildings
Outbuildings

No Data for Outbuildings

Valuation History
Appraisal
Valuation YearImprovementsLandTotal
2026$340,100$636,700$976,800
2025$317,200$636,700$953,900
2024$316,600$482,700$799,300

Assessment
Valuation YearImprovementsLandTotal
2026$340,100$636,700$976,800
2025$317,200$636,700$953,900
2024$316,600$482,700$799,300

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