100 COLLEGE ST
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Location
100 COLLEGE ST
Mblu
262/ 0178/ 00300/ /
Acct#
262 0178 00300
Owner
WE 100 COLLEGE STREET LLC
Total Market Value
$130,200,000
Appraisal
$186,000,000
PID
106532
Building Count
2
Current Value
Appraisal
Valuation YearImprovementsLandTotal
2025$179,960,100$6,039,900$186,000,000
Assessment
Valuation YearImprovementsLandTotal
2025$125,972,070$4,227,930$130,200,000

Owner of Record
OwnerWE 100 COLLEGE STREET LLC
Co-Owner
Address150 BAKER AVE EXT
SUITE 303
CONCORD, MA 01742
Sale Price$0
Certificate
Book & Page 8998/0008
Sale Date05/31/2013
Instrument25

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
WE 100 COLLEGE STREET LLC$0 8998/00082505/31/2013
CITY OF NEW HAVEN$0 8996/01602505/31/2013

Building Information
Building 1 : Section 1
Year Built: 2015
Living Area: 495,416
Replacement Cost: $84,311,901
Building Percent Good: 195
Replacement Cost
Less Depreciation:
$164,408,200
Building Attributes
FieldDescription
Style:Research/Devel
ModelCommercial
GradeGRADE A++
Stories:14
Occupancy2.00
Exterior Wall 1Glass/Thermo.
Exterior Wall 2 
Roof StructureFlat
Roof CoverT&G/Rubber
Interior Wall 1Drywall/Plaste
Interior Wall 2 
Interior Floor 1Terrazzo Epoxy
Interior Floor 2 
Heating FuelGas/Oil
Heating TypeFA/HW/ST
AC TypeCentral
Bldg UsePROF BLDG
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeFIREPRF STEEL
Baths/PlumbingAVERAGE
Ceiling/WallSUS-CEIL & WL
Rooms/PrtnsAVERAGE
Wall Height12.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
FUSFinished Upper Story 473,946 450,249
BASFirst Floor 38,101 38,101
FBMFinished Basement 11,776 7,066
UBMUnfinished Basement 15,585 0
   539,408 495,416
Building 2 : Section 1
Year Built: 2015
Living Area: 314,688
Replacement Cost: $27,885,762
Building Percent Good: 96
Replacement Cost
Less Depreciation:
$19,800,000
Building Attributes : Bldg 2 of 2
FieldDescription
Style:Parking Garage
ModelInd/Lg Com
GradeExcellent +
Stories:9
Occupancy854.00
Exterior Wall 1Pre-cast Concr
Exterior Wall 2 
Roof StructureReinforc Concr
Roof CoverT&G/Rubber
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr-Finished
Interior Floor 2 
Heating FuelNone
Heating TypeNone
AC TypeNone
Bldg UsePARK GAR MDL-96
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACNONE
Frame TypeREINF. CONCR
Baths/PlumbingNONE
Ceiling/WallCEILING ONLY
Rooms/PrtnsLIGHT
Wall Height10.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
FUSFinished Upper Story 291,230 276,669
BASFirst Floor 38,019 38,019
   329,249 314,688

Extra Features
Extra Features
CodeDescriptionSizeValueAssessed ValueBldg #
ELV1FREIGHT ELEV15.00 STOPS$255,000$178,5001
ELV2PASS ELEV9.00 STOPS$267,800$187,4602
ELV1FREIGHT ELEV15.00 STOPS$255,000$178,5001
ELV2PASS ELEV9.00 STOPS$267,800$187,4602
ELV2PASS ELEV15.00 STOPS$465,000$325,5001
ELV2PASS ELEV15.00 STOPS$465,000$325,5001
ELV2PASS ELEV15.00 STOPS$465,000$325,5001
ELV2PASS ELEV15.00 STOPS$465,000$325,5001
ELV2PASS ELEV15.00 STOPS$465,000$325,5001
ELV2PASS ELEV15.00 STOPS$465,000$325,5001
SPR1SPRINKLERS-WET538925.00 S.F.$1,401,200$980,8401
MEZ2FINISHED533.00 S.F.$10,100$7,0701
ELV1FREIGHT ELEV15.00 STOPS$255,000$178,5001
MSC14DIESEL EMERGENCY GENERATOR1.00 UNIT$976,000$683,2001
MSC23NATURAL GAS EMERGENCY GENERATO1.00 UNIT$683,200$683,2001

Land
Land Use
Use Code3400
DescriptionOFFICE BLD MDL-94  
ZoneBD3
NeighborhoodDT
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)2.42
Frontage
Depth
Total Market Land$4,227,930
Appraised Value$6,039,900

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueAssessed ValueBldg #
CELTCELL ANTENNA  1.00 UNITS$500,000$350,0001
Valuation History
Appraisal
Valuation YearImprovementsLandTotal
2025$179,960,100$6,039,900$186,000,000
2024$191,869,300$6,039,900$197,909,200
2023$191,869,300$6,039,900$197,909,200

Assessment
Valuation YearImprovementsLandTotal
2025$125,972,070$4,227,930$130,200,000
2024$134,513,470$4,227,930$138,741,400
2023$134,513,470$4,227,930$138,741,400

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