166 MAMMOTH RD
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Location
166 MAMMOTH RD
Mblu
006/ 047/ 0/ /
Acct#
5857
Owner
VAILLANCOURT, MARK A REVOCABLE TRUST OF 2025; MARK A VAILLANCOURT, TRUSTEE
PBN
Assessment
$551,700
Appraisal
$551,700
PID
5762
Building Count
1
Current Value
Appraisal
Valuation YearImprovementsLandTotal
2025$333,300$218,400$551,700
Assessment
Valuation YearImprovementsLandTotal
2025$333,300$218,400$551,700

Owner of Record
OwnerVAILLANCOURT, MARK A REVOCABLE TRUST OF 2025; MARK A VAILLANCOURT, TRUSTEE
Co-OwnerVAILLANCOURT, TINA M REVOCABLE TRUST OF 2025; TINA M VAILLANCOURT, TRUSTEE
Address166 MAMMOTH RD

LONDONDERRY, NH 03053
Sale Price$0
Certificate
Book & Page 6640/2849
Sale Date08/11/2025
Instrument28

Ownership History
Ownership History
OwnerSale PriceCertificateBook & PageInstrumentSale Date
VAILLANCOURT, MARK A REVOCABLE TRUST OF 2025; MARK A VAILLANCOURT, TRUSTEE$0 6640/28492808/11/2025
VAILLANCOURT MARK A + TINA M$233,000 4371/07920010/01/2004
RHEAUME MARTHA A$71,000 3018/27700011/09/1993
SCANDIA PROPERTIES INC$71,000 2966/23030001/27/1993

Building Information
Building 1 : Section 1
Year Built: 1920
Living Area: 2,518
Replacement Cost: $425,873
Building Percent Good: 77
Replacement Cost
Less Depreciation:
$327,900
Building Attributes
FieldDescription
StyleBungalow
ModelResidential
GradeAvg. (+)
Stories1.3
Foundation 
Exterior Wall 1Vinyl
Exterior Wall 2 
Roof StructureGable
Roof CoverMetal
Interior Wall 1Drywall
Interior Wall 2Plaster
Interior Floor 1Hardwood
Interior Floor 2Lino/Vinyl
Heat FuelOil
Heat TypeSteam
AC Percent0
Bedrooms2
Full Baths3
Half Baths0
Extra Fixtures0
Total Rooms9
Bath Rating 
Kitchen Rating 
Extra Kitchens0
Interior/Exterior 
2nd Floor % 
Fireplace Rating 
MH Park 
Electric 
Insulation 
Unfinished Area 
Fireplace(s)0
2nd Ext Wall % 
Basement Area 
Bsmt Garage2
WS Flues 
2nd Heat Type 
# Heat Systems 
% Heated 
View 
Frame 
Basement Floor 
# of Units1
WS Flue Rating 
Solar Hot WaterNo
Central VacNo
2nd % Heated 
Building Photo Building Photo
Building Layout Building Layout
Building Sub-Areas (sq ft)
CodeDescriptionGross
Area		Living
Area
BASFirst Floor 2,345 2,345
FATAttic - Finished 961 173
FEPEnclosed Porch 42 0
UBMUnfinished Basement 2,387 0
   5,735 2,518

Extra Features
Extra Features
CodeDescriptionSizeValueBldg #
MINIMini Split3.00 Head$01

Land
Land Use
Use Code1015
DescriptionSingle Fam/Acc Unit  
ZoneAR-I
Neighborhood150
Alt Land ApprNo
Category
Land Line Valuation
Size (Acres)1
Frontage
Depth
Assessed Value$218,400
Appraised Value$218,400

Outbuildings
Outbuildings
CodeDescriptionSub CodeSub DescriptionSizeValueBldg #
SHDFShed Frame  288.00 SF$5,4001
Valuation History
Appraisal
Valuation YearImprovementsLandTotal
2025$333,300$218,400$551,700
2025$333,300$218,400$551,700
2025$329,700$193,900$523,600

Assessment
Valuation YearImprovementsLandTotal
2025$333,300$218,400$551,700
2025$333,300$218,400$551,700
2025$329,700$193,900$523,600

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