600 CONNECTICUT AV
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Location
600 CONNECTICUT AV
Mblu
052/ 0950/ 00200/ /
Acct#
052 0950 00200
Owner
GB II CONNECTICUT LLC
Total Market Value
$39,247,134
Appraisal
$56,067,334
PID
2157
Building Count
11
Current Value
Appraisal
Valuation YearImprovementsLandTotal
2025$39,985,034$16,082,300$56,067,334
Assessment
Valuation YearImprovementsLandTotal
2025$27,989,524$11,257,610$39,247,134

Owner of Record
OwnerGB II CONNECTICUT LLC
Co-Owner
Address700 LOUISIANA ST STE 4200
HOUSTON, TX 77002
Sale Price$0
Certificate
Book & Page 10426/274
Sale Date08/18/2022
Instrument25

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
GB II CONNECTICUT LLC$0 10426/2742508/18/2022
PSEG POWER CONNECTICUT LLC$0 6341/03232502/21/2003
WISVEST CONNECTICUT LLC$0 5483/0007804/19/1999

Building Information
Building 1 : Section 1
Year Built: 1975
Living Area: 117,066
Replacement Cost: $17,776,024
Building Percent Good: 83
Replacement Cost
Less Depreciation:
$35,000,000
Building Attributes
FieldDescription
Style:Power Plant
ModelInd/Lg Com
GradeExcellent
Stories:2
Occupancy1.00
Exterior Wall 1Pre-finsh Metl
Exterior Wall 2 
Roof StructureFlat
Roof CoverT&G/Rubber
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr-Finished
Interior Floor 2Vinyl/Asphalt
Heating FuelOil/Gas
Heating TypeFA/HW/ST
AC TypePartial
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms00
Total Baths0
NBHD Code 
1st Floor Use:4220
Heat/ACHEAT/AC SPLIT
Frame TypeSTEEL
Baths/PlumbingLIGHT
Ceiling/WallCEIL & WALLS
Rooms/PrtnsAVERAGE
Wall Height25.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 59,772 59,772
FUSFinished Upper Story 54,396 51,676
AOFOffice 5,618 5,618
   119,786 117,066
Building 2 : Section 1
Year Built: 1975
Living Area: 11,360
Replacement Cost: $776,318
Building Percent Good: 70
Replacement Cost
Less Depreciation:
$543,400
Building Attributes : Bldg 2 of 11
FieldDescription
Style:Warehouse
ModelInd/Lg Com
GradeGood
Stories:1
Occupancy1.00
Exterior Wall 1Pre-finsh Metl
Exterior Wall 2 
Roof StructureGable/Hip
Roof CoverMetal/Tin
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr Abv Grad
Interior Floor 2 
Heating FuelNone
Heating TypeNone
AC TypeNone
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms00
Total Baths0
NBHD Code 
1st Floor Use:4220
Heat/ACNONE
Frame TypeSTEEL
Baths/PlumbingLIGHT
Ceiling/WallCEIL & MIN WL
Rooms/PrtnsLIGHT
Wall Height20.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 11,360 11,360
CLPCovered Loading Platform 640 0
FOPOpen Porch 192 0
SLBSlab 11,360 0
   23,552 11,360
Building 3 : Section 1
Year Built: 1975
Living Area: 2,232
Replacement Cost: $351,942
Building Percent Good: 70
Replacement Cost
Less Depreciation:
$246,400
Building Attributes : Bldg 3 of 11
FieldDescription
Style:Equip Bldg
ModelInd/Lg Com
GradeAve/Good
Stories:1
Occupancy1.00
Exterior Wall 1Pre-finsh Metl
Exterior Wall 2 
Roof StructureGable/Hip
Roof CoverMetal/Tin
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr-Finished
Interior Floor 2 
Heating FuelCoal or Wood
Heating TypeNone
AC TypeNone
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeSTEEL
Baths/PlumbingNONE
Ceiling/WallNONE
Rooms/PrtnsLIGHT
Wall Height11.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 2,232 2,232
   2,232 2,232
Building 4 : Section 1
Year Built: 1975
Living Area: 2,193
Replacement Cost: $345,792
Building Percent Good: 70
Replacement Cost
Less Depreciation:
$242,100
Building Attributes : Bldg 4 of 11
FieldDescription
Style:Equip Bldg
ModelInd/Lg Com
GradeAve/Good
Stories:1
Occupancy1.00
Exterior Wall 1Concr/Cinder
Exterior Wall 2 
Roof StructureFlat
Roof CoverT&G/Rubber
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr-Finished
Interior Floor 2 
Heating FuelCoal or Wood
Heating TypeNone
AC TypeNone
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeMASONRY
Baths/PlumbingNONE
Ceiling/WallNONE
Rooms/PrtnsLIGHT
Wall Height15.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 2,193 2,193
   2,193 2,193
Building 5 : Section 1
Year Built: 1975
Living Area: 1,680
Replacement Cost: $262,040
Building Percent Good: 70
Replacement Cost
Less Depreciation:
$183,400
Building Attributes : Bldg 5 of 11
FieldDescription
Style:Equip Bldg
ModelInd/Lg Com
GradeAve/Good
Stories:1
Occupancy1.00
Exterior Wall 1Concr/Cinder
Exterior Wall 2 
Roof StructureFlat
Roof CoverT&G/Rubber
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr-Finished
Interior Floor 2 
Heating FuelCoal or Wood
Heating TypeNone
AC TypeNone
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeMASONRY
Baths/PlumbingNONE
Ceiling/WallNONE
Rooms/PrtnsLIGHT
Wall Height14.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 1,680 1,680
   1,680 1,680
Building 6 : Section 1
Year Built: 2012
Living Area: 3,200
Replacement Cost: $259,200
Building Percent Good: 96
Replacement Cost
Less Depreciation:
$248,800
Building Attributes : Bldg 6 of 11
FieldDescription
Style:Warehouse
ModelInd/Lg Com
GradeAve/Good
Stories:1
Occupancy1.00
Exterior Wall 1Pre-finsh Metl
Exterior Wall 2 
Roof StructureGable/Hip
Roof CoverMetal/Tin
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr Abv Grad
Interior Floor 2 
Heating FuelElectric
Heating TypeHot Air-no Duc
AC TypeNone
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeSTEEL
Baths/PlumbingAVERAGE
Ceiling/WallCEIL & WALLS
Rooms/PrtnsAVERAGE
Wall Height16.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 3,200 3,200
SLBSlab 3,200 0
   6,400 3,200
Building 7 : Section 1
Year Built: 2012
Living Area: 3,840
Replacement Cost: $291,825
Building Percent Good: 96
Replacement Cost
Less Depreciation:
$280,200
Building Attributes : Bldg 7 of 11
FieldDescription
Style:Warehouse
ModelInd/Lg Com
GradeAve/Good
Stories:1
Occupancy1.00
Exterior Wall 1Pre-finsh Metl
Exterior Wall 2 
Roof StructureGable/Hip
Roof CoverMetal/Tin
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr Abv Grad
Interior Floor 2 
Heating FuelElectric
Heating TypeHot Air-no Duc
AC TypeNone
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeSTEEL
Baths/PlumbingAVERAGE
Ceiling/WallCEIL & WALLS
Rooms/PrtnsAVERAGE
Wall Height16.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 3,840 3,840
SLBSlab 3,840 0
   7,680 3,840
Building 8 : Section 1
Year Built: 2012
Living Area: 1,566
Replacement Cost: $291,408
Building Percent Good: 96
Replacement Cost
Less Depreciation:
$279,800
Building Attributes : Bldg 8 of 11
FieldDescription
Style:Equip Bldg
ModelInd/Lg Com
GradeAve/Good
Stories:1
Occupancy1.00
Exterior Wall 1Pre-finsh Metl
Exterior Wall 2 
Roof StructureGable/Hip
Roof CoverMetal/Tin
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr Abv Grad
Interior Floor 2 
Heating FuelElectric
Heating TypeHot Air-no Duc
AC TypeNone
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeSTEEL
Baths/PlumbingAVERAGE
Ceiling/WallCEIL & WALLS
Rooms/PrtnsAVERAGE
Wall Height12.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 1,566 1,566
PRSPiers 1,566 0
   3,132 1,566
Building 9 : Section 1
Year Built: 2012
Living Area: 1,566
Replacement Cost: $291,408
Building Percent Good: 96
Replacement Cost
Less Depreciation:
$279,800
Building Attributes : Bldg 9 of 11
FieldDescription
Style:Equip Bldg
ModelInd/Lg Com
GradeAve/Good
Stories:1
Occupancy1.00
Exterior Wall 1Pre-finsh Metl
Exterior Wall 2 
Roof StructureGable/Hip
Roof CoverMetal/Tin
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr Abv Grad
Interior Floor 2 
Heating FuelElectric
Heating TypeHot Air-no Duc
AC TypeNone
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeSTEEL
Baths/PlumbingAVERAGE
Ceiling/WallCEIL & WALLS
Rooms/PrtnsAVERAGE
Wall Height12.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 1,566 1,566
PRSPiers 1,566 0
   3,132 1,566
Building 10 : Section 1
Year Built: 2012
Living Area: 396
Replacement Cost: $92,539
Building Percent Good: 96
Replacement Cost
Less Depreciation:
$88,800
Building Attributes : Bldg 10 of 11
FieldDescription
Style:Equip Bldg
ModelInd/Lg Com
GradeAve/Good
Stories:1
Occupancy1.00
Exterior Wall 1Pre-finsh Metl
Exterior Wall 2 
Roof StructureGable/Hip
Roof CoverMetal/Tin
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr Abv Grad
Interior Floor 2 
Heating FuelElectric
Heating TypeHot Air-no Duc
AC TypeCentral
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeSTEEL
Baths/PlumbingAVERAGE
Ceiling/WallCEIL & WALLS
Rooms/PrtnsAVERAGE
Wall Height11.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 220 220
AOFOffice 176 176
PRSPiers 396 0
   792 396
Building 11 : Section 1
Year Built: 2012
Living Area: 420
Replacement Cost: $78,871
Building Percent Good: 96
Replacement Cost
Less Depreciation:
$75,700
Building Attributes : Bldg 11 of 11
FieldDescription
Style:Equip Bldg
ModelInd/Lg Com
GradeAve/Good
Stories:1
Occupancy1.00
Exterior Wall 1Pre-finsh Metl
Exterior Wall 2 
Roof StructureGable/Hip
Roof CoverMetal/Tin
Interior Wall 1Minim/Masonry
Interior Wall 2 
Interior Floor 1Concr Abv Grad
Interior Floor 2 
Heating FuelElectric
Heating TypeHot Air-no Duc
AC TypeNone
Bldg UseELEC PLANT
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeSTEEL
Baths/PlumbingAVERAGE
Ceiling/WallCEIL & WALLS
Rooms/PrtnsAVERAGE
Wall Height13.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 420 420
PRSPiers 420 0
   840 420

Extra Features
Extra Features
CodeDescriptionSizeValueAssessed ValueBldg #
ELV1FREIGHT ELEV7.00 STOPS$98,800$69,1601
ACAIR COND17438.00 S.F.$52,800$36,9601
SPR3DRY19079.00 S.F.$49,100$34,3701
LDL1LOAD LEVELERS1.00 UNITS$2,500$1,7502

Land
Land Use
Use Code4220
DescriptionELEC PLANT  
ZoneIH
NeighborhoodP
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)71.34
Frontage0
Depth0
Total Market Land$11,257,610
Appraised Value$16,082,300

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueAssessed ValueBldg #
MSC12CONCRETE STRUCTURES  1.00 UNIT$4,500,000$3,150,0006
SHD7SHED  1.00 UNITS$800$5601
PAV1PAVING-ASPHALT  50000.00 S.F.$125,000$87,5006
SHD4PUMP HOUSE  750.00 S.F.$58,100$40,6702
SHP2WORK SHOP GOOD  720.00 S.F$9,000$6,3002
FN4FENCE-8' CHAIN  4350.00 L.F.$31,500$22,0502
PAV1PAVING-ASPHALT  155000.00 S.F.$317,800$222,4602
PAV2PAVING-CONC  20000.00 S.F.$51,000$35,7002
LT1LIGHTS-IN W/PL  75.00 UNITS$39,400$27,5802
DCK2COM TYPE  26000.00 S.F.$676,000$473,2002
SHD4PUMP HOUSE  1015.00 S.F.$78,700$55,0902
FOPOPEN PORCH  420.00 S.F.$2,400$1,6802
SHD2W/LIGHTS ETC  351.00 S.F.$2,500$1,7502
Valuation History
Appraisal
Valuation YearImprovementsLandTotal
2025$39,985,034$16,082,300$56,067,334
2024$43,563,800$16,082,300$59,646,100
2023$43,563,800$16,082,300$59,646,100

Assessment
Valuation YearImprovementsLandTotal
2025$27,989,524$11,257,610$39,247,134
2024$30,494,660$11,257,610$41,752,270
2023$30,494,660$11,257,610$41,752,270

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