20 HOSMER ST #1
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Location
20 HOSMER ST #1
Mblu
1030/ 7/ 106A/ /
Acct#
9450
Owner
HO, HENRY
Total Market Value
$690,300
PID
9450
Building Count
1
Current Value
Assessment
Valuation YearImprovementsLandTotal
2026$690,300$0$690,300

Owner of Record
OwnerHO, HENRY
Co-OwnerHONG, EUNICE
Address20 HOSMER ST, UNIT 1
WATERTOWN, MA 02472
Sale Price$740,000
Certificate
Book & Page 00175/24
Sale Date05/28/2025
Instrument1AL

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
HO, HENRY$740,000 00175/241AL05/28/2025
TWELKER KARL$420,000U24437136/201AL07/29/2015
OH JEAN O$236,500 c25/231AL10/26/1999

Building Information
Building 1 : Section 1
Year Built: 1915
Living Area: 1,132
Replacement Cost: $620,288
Building Percent Good: 79
Replacement Cost
Less Depreciation:
$666,400
Building Attributes
FieldDescription
StyleCONDO CONV
ModelRes Condo
Interior Wall 1Plaster
Interior Wall 2 
Int Floor 1Hardwood
Int Floor 2 
Heat FuelGas
Heat TypeForced H/W
AC Percent0
Bedrooms2
Full Baths2
Half Baths0
Total Rooms5
Bath RatingGood
Kitchen RatingVery Good
Kitchens1
Fireplace(s)1
View/Desirability 
GradeAverage
Stories 
Residential Units2
Exterior Wall 1 
Exterior Wall 2 
Roof Structure 
Roof Cover 
Cmrcl Units0
Res/Com Units0
Section # 
Parking Spaces 
Section Style 
Foundation 
GradeAvg. (+)
Ext Wall 1Aluminum
FoundationBrick/Stn
Roof StructureHip
Roof CoverAsphalt Sh
Ext Wall 2Brick Venr
FrameWood
Living Units1
Fireplace RatingAverage
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASBase Floor 1,132 1,132
UBMBasement, Unfinished 782 0
   1,914 1,132

Extra Features
Extra Features
CodeDescriptionSizeValueBldg #
XFGFBGd Fbm469.00 S.F.$23,9001

Land
Land Use
Use Code1020
DescriptionCONDO  
Zone
NeighborhoodEAC
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)0
Frontage
Depth
Total Market Land$0

Outbuildings
Outbuildings

No Data for Outbuildings

Valuation History
Assessment
Valuation YearImprovementsLandTotal
2025$637,200$0$637,200
2024$613,600$0$613,600
2023$591,300$0$591,300

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