225 BORTHWICK AVE
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Location
225 BORTHWICK AVE
Mblu
0240/ 0001/ 0000/ /
Acct#
35553
Owner
LIBERTY MUTUAL INSURANCE
PBN
Assessment
$29,956,800
Appraisal
$29,956,800
PID
35553
Building Count
2
Current Value
Appraisal
Valuation YearImprovementsLandTotal
2025$26,408,300$3,548,500$29,956,800
Assessment
Valuation YearImprovementsLandTotal
2025$26,408,300$3,548,500$29,956,800

Owner of Record
OwnerLIBERTY MUTUAL INSURANCE
Co-OwnerATTN: TYLER MUNGER
Address175 BERKELEY ST
BOSTON, MA 02116
Sale Price$0
Certificate
Book & Page 2057/0357
Sale Date
Instrument

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
LIBERTY MUTUAL INSURANCE$0 2057/0357  

Building Information
Building 1 : Section 1
Year Built: 1972
Living Area: 85,632
Replacement Cost: $17,112,850
Building Percent Good: 39
Replacement Cost
Less Depreciation:
$6,674,000
Building Attributes
FieldDescription
Style:Office Bldg
ModelCommercial
GradeB
Stories:3
Occupancy1.00
Residential Units 
Exterior Wall 1Brick/Masonry
Exterior Wall 2 
Roof StructureFlat
Roof CoverT & Grvl/Rubbr
Interior Wall 1Drywall/Sheet
Interior Wall 2 
Interior Floor 1Carpet
Interior Floor 2Ceram Clay Til
Heating FuelGas
Heating TypeForced Air-Duc
AC TypeCentral
Bldg UseOFFICE BLD
Total Rooms 
Total Bedrms 
Total Baths 
Kitchen Grd 
Heat/ACHEAT/AC PKGS
Frame TypeSTEEL
Baths/PlumbingAVERAGE
Ceiling/WallSUS-CEIL & WL
Rooms/PrtnsAVERAGE
Wall Height18.00
% Comn Wall 
1st Floor Use: 
Class 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
FUSUpper Story, Finished 56,976 56,976
BASFirst Floor 28,656 28,656
FOPPorch, Open 496 0
SLBSlab 28,376 0
   114,504 85,632
Building 2 : Section 1
Year Built: 1980
Living Area: 212,608
Replacement Cost: $39,850,223
Building Percent Good: 44
Replacement Cost
Less Depreciation:
$17,534,100
Building Attributes : Bldg 2 of 2
FieldDescription
Style:Office Bldg
ModelCommercial
GradeB
Stories:4
Occupancy1.00
Residential Units 
Exterior Wall 1Brick/Masonry
Exterior Wall 2 
Roof StructureFlat
Roof CoverT & Grvl/Rubbr
Interior Wall 1Drywall/Sheet
Interior Wall 2 
Interior Floor 1Carpet
Interior Floor 2 
Heating FuelGas
Heating TypeHot Water
AC TypeCentral
Bldg UseOFFICE BLD
Total Rooms 
Total Bedrms 
Total Baths 
Kitchen Grd 
Heat/ACHEAT/AC PKGS
Frame TypeSTEEL
Baths/PlumbingAVERAGE
Ceiling/WallSUS-CEIL & WL
Rooms/PrtnsAVERAGE
Wall Height12.00
% Comn Wall 
1st Floor Use: 
Class 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 212,608 212,608
   212,608 212,608

Extra Features
Extra Features
CodeDescriptionSizeValueBldg #
CR1COMPUTER FLOOR17184.00 S.F.$166,3002
LDL1LOAD LEVELERS3.00 UNITS$11,0002
SPR1SPRINKLERS-WET298240.00 S.F.$695,5002
SPR1SPRINKLERS-WET84632.00 S.F.$174,9001
ELV1ELEVATOR PASS4.00 STOPS$152,3002
ELV1ELEVATOR PASS4.00 STOPS$152,3002
ELV1ELEVATOR PASS4.00 STOPS$152,3002
ELV2ELEVATOR FRGHT4.00 STOPS$172,4002
SPR3DRY10000.00 S.F.$27,3001
CLR1COOLER64.00 S.F.$2,1001
MEZ2FINISHED3000.00 S.F.$59,4002
CLR2FREEZER TEMPS64.00 S.F.$2,1001
ELV1ELEVATOR PASS3.00 STOPS$104,5001
ELV1ELEVATOR PASS3.00 STOPS$104,5001
ELV1ELEVATOR PASS3.00 STOPS$104,5001

Land
Land Use
Use Code3400
DescriptionOFFICE BLD  
ZoneOR
Neighborhood301
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)11.23
Frontage
Depth
Assessed Value$3,548,500
Appraised Value$3,548,500

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueBldg #
PAV1PAVING-ASPHALT  62268.00 S.F.$93,4001
FN4FENCE-8' CHAIN  1120.00 L.F.$17,9001
LT1LIGHTS-IN W/PL  1.00 UNITS$5001
EVC2ELE VEH CHGR LEVEL 202 2.00 UNITS$7,0001
Valuation History
Appraisal
Valuation YearImprovementsLandTotal
2025$26,408,300$3,548,500$29,956,800
2024$26,408,300$3,548,500$29,956,800
2023$30,808,200$2,838,800$33,647,000

Assessment
Valuation YearImprovementsLandTotal
2025$26,408,300$3,548,500$29,956,800
2024$26,408,300$3,548,500$29,956,800
2023$30,808,200$2,838,800$33,647,000

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