90 SANDY VALLEY RD
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Location
90 SANDY VALLEY RD
Mblu
134/ 150/ / /
Acct#
Owner
DEDHAM COUNTRY DAY SCHOOL
Total Market Value
$39,044,700
PID
4406
Building Count
4
Current Value
Assessment
Valuation YearImprovementsLandTotal
2026$28,994,600$10,050,100$39,044,700

Owner of Record
OwnerDEDHAM COUNTRY DAY SCHOOL
Co-Owner
Address90 SANDY VALLEY RD
DEDHAM, MA 02026
Sale Price$0
Certificate
Book & Page 0093/0087
Sale Date11/15/1934
Instrument1F

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
DEDHAM COUNTRY DAY SCHOOL$0 0093/00871F11/15/1934

Building Information
Building 1 : Section 1
Year Built: 1975
Living Area: 44,843
Replacement Cost: $24,480,123
Building Percent Good: 62
Replacement Cost
Less Depreciation:
$15,177,700
Building Attributes
FieldDescription
Style:School-Private
ModelCommercial
GradeVery Good
Stories:2
Occupancy1.00
Exterior Wall 1Clapboard
Exterior Wall 2Concr/Cinder
Roof StructureIrregular
Roof CoverAsph/F Gls/Cmp
Interior Wall 1Plastered
Interior Wall 2 
Interior Floor 1Vinyl/Asphalt
Interior Floor 2Carpet
Heating FuelGas
Heating TypeHot Water
AC TypeCentral
Bldg UsePRIV ELEMENTARY SCH
Total Rooms 
Total Bedrms 
Total Baths 
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 28,208 28,208
FUSUpper Story, Finished 16,635 16,635
CAHCathedral Ceiling 10,554 0
CANCanopy 378 0
FGRGarage, Finished 1,440 0
FOPPorch, Open, Finished 358 0
UBMBasement, Unfinished 217 0
USTUtility, Storage, Unfinished 72 0
WDKDeck, Wood 100 0
   57,962 44,843
Building 2 : Section 1
Year Built: 1975
Living Area: 30,582
Replacement Cost: $14,999,460
Building Percent Good: 60
Replacement Cost
Less Depreciation:
$8,999,700
Building Attributes : Bldg 2 of 4
FieldDescription
Style:School-Private
ModelCommercial
GradeVery Good
Stories:2
Occupancy1.00
Exterior Wall 1Clapboard
Exterior Wall 2Concr/Cinder
Roof StructureIrregular
Roof CoverAsph/F Gls/Cmp
Interior Wall 1Drywall/Sheet
Interior Wall 2Wall Brd/Wood
Interior Floor 1Vinyl/Asphalt
Interior Floor 2Carpet
Heating FuelGas
Heating TypeHot Water
AC TypeCentral
Bldg UsePRIV ELEMENTARY SCH
Total Rooms 
Total Bedrms 
Total Baths 
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 18,226 18,226
FUSUpper Story, Finished 12,356 12,356
FOPPorch, Open, Finished 384 0
UBMBasement, Unfinished 728 0
   31,694 30,582
Building 3 : Section 1
Year Built: 1785
Living Area: 5,638
Replacement Cost: $1,981,988
Building Percent Good: 74
Replacement Cost
Less Depreciation:
$1,466,700
Building Attributes : Bldg 3 of 4
FieldDescription
Style:Antique
ModelMulti-Family
Grade:Very Good
Stories:2
Occupancy1
Exterior Wall 1Clapboard
Exterior Wall 2Brick/Masonry
Roof Structure:Gable/Hip
Roof CoverAsph/F Gls/Cmp
Interior Wall 1Plastered
Interior Wall 2Cust Wd Panel
Interior Flr 1Hardwood
Interior Flr 2 
Heat FuelGas
Heat Type:Hot Water
AC Type:None
Total Bedrooms:4 Bedrooms
Total Bthrms:3
Total Half Baths:0
Total Xtra Fixtrs: 
Total Rooms: 
Bath Style:Modern
Kitchen Style:Average
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
FUSUpper Story, Finished 2,896 2,896
BASFirst Floor 2,742 2,742
FEPPorch, Enclosed, Finished 250 0
FGRGarage, Finished 576 0
PTOPatio 99 0
UBMBasement, Unfinished 1,000 0
   7,563 5,638
Building 4 : Section 1
Year Built: 1988
Living Area: 5,576
Replacement Cost: $4,038,713
Building Percent Good: 62
Replacement Cost
Less Depreciation:
$2,504,000
Building Attributes : Bldg 4 of 4
FieldDescription
Style:School-Private
ModelCommercial
GradeVery Good
Stories:1
Occupancy1.00
Exterior Wall 1Clapboard
Exterior Wall 2 
Roof StructureGable/Hip
Roof CoverAsph/F Gls/Cmp
Interior Wall 1Wall Brd/Wood
Interior Wall 2 
Interior Floor 1Hardwood
Interior Floor 2 
Heating FuelGas
Heating TypeHot Water
AC TypeCentral
Bldg UsePRIV AUX ATHLETIC
Total Rooms 
Total Bedrms 
Total Baths 
1st Floor Use: 
Heat/ACHEAT/AC PKGS
Frame TypeWOOD FRAME
Baths/PlumbingAVERAGE
Ceiling/WallCEIL & MIN WL
Rooms/PrtnsAVERAGE
Wall Height32.00
% Comn Wall 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 5,000 5,000
FHSHalf Story, Finished 1,152 576
CANCanopy 828 0
FOPPorch, Open, Finished 396 0
USTUtility, Storage, Unfinished 108 0
   7,484 5,576

Extra Features
Extra Features
CodeDescriptionSizeValueBldg #
FPL32 STORY CHIM3.00 UNITS$19,0003
SPR1SPRINKLERS-WET31694.00 S.F.$79,9002
SPR1SPRINKLERS-WET7484.00 S.F.$19,5004
CLR1COOLER72.00 S.F.$7,8001
FPOEXTRA FPL OPEN3.00 UNITS$12,1003
CLR2FREEZER TEMPS72.00 S.F.$10,0001
ELV2PASS ELV 2 STOPS2.00 UNITS$278,5001
SPR1SPRINKLERS-WET57862.00 S.F.$150,7001

Land
Land Use
Use Code9400
DescriptionPRIV ELEMENTARY SCH  
Zone
Neighborhood1700
Alt Land ApprNo
Category
Land Line Valuation
Size (Sqr Feet)509652
Frontage0
Depth0
Total Market Land$10,050,100

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueBldg #
SHD2WD SHED  192.00 S.F.$3,5001
SHD2WD SHED  320.00 S.F.$5,9001
LT1LIGHTS-IN W/PL  5.00 UNITS$4,4001
LT10W/DOUBLE LIGHT  1.00 UNITS$1,5001
SPL1POOL-INGR CONC  1000.00 S.F.$33,3001
SPL2VINYL/PLASTIC  1396.00 S.F.$30,2001
WDK1W/DECK AVE  400.00 S.F$7,2001
FN1FENCE-4' CHAIN  234.00 L.F.$6001
FN3FENCE-6' CHAIN  186.00 L.F.$1,3001
FN5FENCE-10'CHAIN  40.00 L.F.$3001
PAV1PAVING-ASPHALT  60000.00 S.F.$75,6001
CAB2W/PLUMBING ETC  495.00 S.F.$42,6001
FOPSCREEN HOUSE  165.00 S.F.$1,6001
LT4W/FOUR LIGHTS  6.00 UNITS$15,7001
PAV1PAVING-ASPHALT  15400.00 S.F.$45,3001
Valuation History
Assessment
Valuation YearImprovementsLandTotal
2026$28,994,600$10,050,100$39,044,700
2025$24,679,200$9,755,500$34,434,700
2024$23,375,300$9,316,500$32,691,800

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