255 BLATCHLEY AV
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Location
255 BLATCHLEY AV
Mblu
167/ 0755/ 00100/ /
Acct#
167 0755 00100
Owner
CITY OF NEW HAVEN SCHOOL
Total Market Value
$46,820,550
Appraisal
$66,886,500
PID
8386
Building Count
2
Current Value
Appraisal
Valuation YearImprovementsLandTotal
2025$66,548,200$338,300$66,886,500
Assessment
Valuation YearImprovementsLandTotal
2025$46,583,740$236,810$46,820,550

Owner of Record
OwnerCITY OF NEW HAVEN SCHOOL
Co-OwnerHAVEN
Address255 BLATCHLEY AV
NEW HAVEN, CT 06513
Sale Price$0
Certificate
Book & Page 0/0
Sale Date
Instrument

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
CITY OF NEW HAVEN SCHOOL$0 0/0  

Building Information
Building 1 : Section 1
Year Built: 2008
Living Area: 68,706
Replacement Cost: $70,884,652
Building Percent Good: 93
Replacement Cost
Less Depreciation:
$65,922,700
Building Attributes
FieldDescription
Style:Schools-Mid Hi
ModelCommercial
GradeGRADE_AC-
Stories:2
Occupancy1.00
Exterior Wall 1Brick
Exterior Wall 2 
Roof StructureFlat
Roof CoverT&G/Rubber
Interior Wall 1Drywall/Plaste
Interior Wall 2 
Interior Floor 1Vinyl/Asphalt
Interior Floor 2 
Heating FuelGas/Oil
Heating TypeFA/HW/ST
AC TypeCentral
Bldg UseMUN SCHOOL MDL-94
Total Rooms 
Total Bedrms00
Total Baths0
NBHD Code 
1st Floor Use:9033
Heat/ACHEAT/AC PKGS
Frame TypeFIREPRF STEEL
Baths/PlumbingAVERAGE
Ceiling/WallSUS-CEIL & WL
Rooms/PrtnsAVERAGE
Wall Height17.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 46,098 46,098
FUSFinished Upper Story 23,798 22,608
CANCanopy 900 0
UBMUnfinished Basement 4,799 0
   75,595 68,706
Building 2 : Section 1
Year Built: 1992
Living Area: 1,713
Replacement Cost: $319,516
Building Percent Good: 85
Replacement Cost
Less Depreciation:
$271,600
Building Attributes : Bldg 2 of 2
FieldDescription
Style:Office
ModelCommercial
GradeAverage
Stories:1
Occupancy1.00
Exterior Wall 1Concr/Cinder
Exterior Wall 2 
Roof StructureShed
Roof CoverMetal/Tin
Interior Wall 1Drywall/Plaste
Interior Wall 2 
Interior Floor 1Fin WD/Carpet
Interior Floor 2Vinyl/Asphalt
Heating FuelGas/Oil
Heating TypeFA/HW/ST
AC TypeCentral
Bldg UseMUN SCHOOL MDL-94
Total Rooms 
Total Bedrms 
Total Baths 
NBHD Code 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeMASONRY
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
BASFirst Floor 1,713 1,713
CANCanopy 480 0
SLBSlab 1,713 0
   3,906 1,713

Extra Features
Extra Features
CodeDescriptionSizeValueAssessed ValueBldg #
ELV2PASS ELEV3.00 STOPS$86,500$60,5501
SPR1SPRINKLERS-WET74695.00 S.F.$180,600$126,4201

Land
Land Use
Use Code9033
DescriptionMUN SCHOOL MDL-94  
ZoneBA1
NeighborhoodX
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)3.34
Frontage0
Depth0
Total Market Land$236,810
Appraised Value$338,300

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueAssessed ValueBldg #
PAV1PAVING-ASPHALT  20000.00 S.F.$41,000$28,7001
LT1LIGHTS-IN W/PL  9.00 UNITS$14,900$10,4301
LT2W/DOUBLE LIGHT  6.00 UNITS$15,100$10,5701
FN3FENCE-6' CHAIN  800.00 L.F.$15,800$11,0601
Valuation History
Appraisal
Valuation YearImprovementsLandTotal
2025$66,548,200$338,300$66,886,500
2024$66,548,200$338,300$66,886,500
2023$66,548,200$338,300$66,886,500

Assessment
Valuation YearImprovementsLandTotal
2025$46,583,740$236,810$46,820,550
2024$46,583,740$236,810$46,820,550
2023$46,583,740$236,810$46,820,550

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