345 HERITAGE AVE
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Location
345 HERITAGE AVE
Mblu
0284/ 0006/ 0001/ /
Acct#
35925
Owner
UNITED STATES POSTAL SERVICE
PBN
Assessment
$14,205,800
Appraisal
$14,205,800
PID
35925
Building Count
1
Current Value
Appraisal
Valuation YearImprovementsLandTotal
2025$11,872,900$2,332,900$14,205,800
Assessment
Valuation YearImprovementsLandTotal
2025$11,872,900$2,332,900$14,205,800

Owner of Record
OwnerUNITED STATES POSTAL SERVICE
Co-Owner
Address345 HERITAGE AVE
PORTSMOUTH, NH 03801
Sale Price$3,450,000
Certificate
Book & Page 3329/2517
Sale Date09/29/1998
InstrumentL

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
UNITED STATES POSTAL SERVICE$3,450,000 3329/2517L09/29/1998

Building Information
Building 1 : Section 1
Year Built: 1976
Living Area: 207,279
Replacement Cost: $17,255,065
Building Percent Good: 64
Replacement Cost
Less Depreciation:
$11,043,200
Building Attributes
FieldDescription
Style:Office/Warehs
ModelCommercial
GradeB
Stories:2
Occupancy 
Residential Units 
Exterior Wall 1Concr/Cinder
Exterior Wall 2 
Roof StructureFlat
Roof CoverT & Grvl/Rubbr
Interior Wall 1Drywall/Sheet
Interior Wall 2 
Interior Floor 1Inlaid Sht Gds
Interior Floor 2 
Heating FuelGas
Heating TypeRadiant
AC TypeUnit/AC
Bldg UseUS GOVT MDL-94
Total Rooms 
Total Bedrms 
Total Baths 
Kitchen Grd 
Heat/ACNONE
Frame TypeWOOD FRAME
Baths/PlumbingAVERAGE
Ceiling/WallCEIL & WALLS
Rooms/PrtnsAVERAGE
Wall Height13.00
% 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 159,273 159,273
FUSUpper Story, Finished 48,006 48,006
   207,279 207,279

Extra Features
Extra Features
CodeDescriptionSizeValueBldg #
CANACANOPY AVG4176.00 S.F.$133,6001
SPR1SPRINKLERS-WET103477.00 S.F.$351,0001
OD1OVERHEAD DOOR28.00 UNITS$61,5001
OD2OVHD DOOR MOTOR2.00 UNITS$6,1001
LDL1LOAD LEVELERS25.00 UNITS$133,5001

Land
Land Use
Use Code900C
DescriptionUS GOVT MDL-94  
ZoneI
Neighborhood301
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)33.07
Frontage
Depth
Assessed Value$2,332,900
Appraised Value$2,332,900

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueBldg #
LT1LIGHTS-IN W/PL  16.00 UNITS$6,8001
PAV1PAVING-ASPHALT  90000.00 S.F.$135,0001
SHD1SHED FRAME  240.00 S.F.$2,2001
Valuation History
Appraisal
Valuation YearImprovementsLandTotal
2025$11,872,900$2,332,900$14,205,800
2024$11,872,900$2,606,800$14,479,700
2023$9,970,500$2,606,800$12,577,300

Assessment
Valuation YearImprovementsLandTotal
2025$11,872,900$2,332,900$14,205,800
2024$11,872,900$2,606,800$14,479,700
2023$9,970,500$2,606,800$12,577,300

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