574 OFF CENTER
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Location
574 OFF CENTER
Mblu
16/ / 006/ /
Acct#
207000
Owner
TRETHEWAY, RICHARD DENNIS 50% TRUSTS
Total Market Value
$1,228,100
Appraisal
$1,228,100
PID
1837
Building Count
1
Current Value
Appraisal
Valuation YearImprovementsLandTotal
2025$488,000$740,100$1,228,100
Assessment
Valuation YearImprovementsLandTotal
2025$488,000$740,100$1,228,100

Parcel Addresses
Additional Addresses

No Additional Addresses available for this parcel


Owner of Record
OwnerTRETHEWAY, RICHARD DENNIS 50% TRUSTS
Co-OwnerTRETHEWAY, PATRICIA MARIAN 50% TRUSTS
AddressPO BOX 747
BLOCK ISLAND, RI 02807
Sale Price$0
Certificate
Book & Page 557/452
Sale Date10/13/2021
Instrument1A

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
TRETHEWAY, RICHARD DENNIS 50% TRUSTS$0 557/4521A10/13/2021
TRETHEWAY RICHARD ETAL$0 0385/0213 01/16/2008
TRETHEWAY, RICHARD & ANNE J$0 0230/02311N10/13/1999

Building Information
Building 1 : Section 1
Year Built: 1963
Living Area: 1,616
Replacement Cost: $985,223
Building Percent Good: 49
Replacement Cost
Less Depreciation:
$482,800
Building Attributes
FieldDescription
Style:Three Family
ModelResidential
Grade:Average
Stories:1 Story
Occupancy3
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 1Pine/Soft Wood
Interior Flr 2 
Heat FuelOil
Heat Type:Hot Water
AC Type:None
Total Bedrooms:5 Bedrooms
Total Bthrms:3
Total Half Baths:1
Total Rooms:9 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 1,616 1,616
SFBBase, Semi-Finished 1,029 0
STPStoop 123 0
UBMBasement, Unfinished 575 0
USTUtility, Storage, Unfinished 6 0
WDKDeck, Wood 396 0
   3,745 1,616

Extra Features
Extra Features
CodeDescriptionSizeValueBldg #
FPL1FIREPLACE 1 ST2.00 UNITS$3,1001

Land
Land Use
Use Code1050
DescriptionTHREE FAM  
ZoneRA
Neighborhood0500
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)0.81
Frontage
Depth
Total Market Land$740,100
Appraised Value$740,100

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueBldg #
SHD1SHED FRAME  100.00 S.F.$1,0001
PAT1PATIO-AVG  144.00 S.F.$1,1001
Valuation History
Appraisal
Valuation YearImprovementsLandTotal
2025$488,000$740,100$1,228,100
2024$497,900$464,600$962,500
2023$507,900$464,600$972,500

Assessment
Valuation YearImprovementsLandTotal
2025$488,000$740,100$1,228,100
2024$497,900$464,600$962,500
2023$507,900$464,600$972,500

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