*Open House Saturday 5/9 from 10am to Noon!!* White Mountains Contemporary Luxury 5 Bedroom, 3 Bathroom Home With Separate 1BR, 1.5 BA In-Law Apartment. With an Exceptional Short Term Rental History, and approximately 5,000 square feet of high-end features and finishes, including a chef's kitchen, maple walls, a wet bar, stone fireplace, in-ceiling multi-room audio speakers, Bose-powered TV room, study area, and an extensive wrap-around steel deck, this home excels at entertaining and is in a great central location to access skiing, hiking, fishing, boating, and everything the White Mountains and neighboring Lakes Region have to offer. In addition to the successful short-term rental history, there is a basement level 1BR and 1.5 BA In-Law Apartment with separate, ground level entrances. Featured in the Boston Globe for its unique architectural design for its use of triangles in almost every room, this is a must-see house. There is an attached 3 car with plenty of room to store all of your toys. Recent improvements include the replacement of the septic system with a six bedroom state approved system, and the expansion of the in-law apartment to include the new playroom. The home is being sold furnished, and fiber-optic internet is available as well. Due to the busy rental schedule, select showings by appointment only.

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Tax Information

Tax Year2024

Location

Building Number18
StreetTreeline Road
TownThornton
StateNH
Zip03285
CountyGrafton
SubdivisionSugar Run
DistrictPlymouth School District
Elementary SchoolThornton Central School
Junior HighThornton Central School
High SchoolPlymouth Regional High School
Map230
Flood Zone Y/NNo
Address18 Treeline Road

Interior

Interior FeaturesBar, Ceiling Fan, Draperies, Wood Fireplace, Hearth, Home Theater Wiring, In-Law/ADU, Kitchen Island, Kitchen/Dining, Primary BR w/ BA, Natural Light, Skylight, Wet Bar, Wood Stove Insert, Programmable Thermostat,1st Floor Laundry
Room 1 TypeKitchen
Room 1 Level1
Room 1 Dimensions40'2" x 9'9"
FloorsBamboo, Carpet, Ceramic Tile, Hardwood, Slate/Stone, Softwood, Tile, Vinyl
Room 2 TypeLiving Room
Room 2 Level1
Room 2 Dimensions22'1" x 9'10"
Room 3 TypeDining Room
Room 3 Level1
Room 3 Dimensions14'7" x 9'9"
Room 4 TypeOther
Room 4 Level1
Room 4 DimensionsWet Bar
Room 5 TypeBedroom
Room 5 Level1
Room 5 Dimensions11'7" x 21'10"
Stories2
Room 6 TypeBathroom Full
Room 6 Level1
Room 6 Dimensions10'10" x 17'8"
Room 7 TypeMudroom
Room 7 Level1
Room 7 Dimensions9'6" x 11'6"
Room 8 TypePrimary Bedroom
Room 8 Level2
Room 8 Dimensions14'4" x 26'6"
Room 9 TypeBathroom Full
Room 9 Level2
Room 9 DimensionsPrimary Bath
Room 10 TypeOffice/Study
Room 10 Level2
Room 10 Dimensions17'1" x 9'
Room 11 TypeBedroom
Room 11 Level2
Room 11 Dimensions11'6" x 16'4"
Room 12 TypeLaundry Room
Room 12 Level2
Room 12 Dimensions10'1" x 8'3"
Room 13 TypeBathroom Full
Room 13 Level2
Room 13 Dimensions7'8" x 13'1"
Room 14 TypeBonus Room
Room 14 Level2
Room 14 DimensionsBR 4 9'6" x 14'
Room 15 TypeFamily Room
Room 15 Level2
Room 15 Dimensions18'3" x 18'2"
Room 16 TypeBedroom
Room 16 Level2
Room 16 Dimensions29' x 13'8"
Room 17 TypeBedroom
Room 17 LevelBasement
Room 17 DimensionsIn-Law
Room 18 TypeBathroom Full
Room 18 LevelBasement
Room 18 DimensionsIn-Law
Room 19 TypeLiving Room
Room 19 LevelBasement
Room 19 DimensionsIn-Law
Room 20 TypeKitchen
Room 20 LevelBasement
Room 20 DimensionsIn-Law
Room 21 TypePlayroom
Room 21 LevelBasement
Room 21 DimensionsIn-Law
Room 22 TypeBedroom
Room 22 LevelBasement
Room 22 DimensionsIn-Law

Parking

Parking Spaces3
GarageYes
Parking DescriptionDirect Entry, Attached

Building

Year Built1972
Building ConstructionWood Frame, Cedar Exterior, Clapboard Exterior
ConstructionExisting
Property StyleContemporary, Modern Architecture, Multi-Level
Bedrooms6
Bathroom5
Total Baths5
Half Bath1
Total Rooms23
Square Feet4,820
APX Unfin Below Grade200
BasementApartment(s), Climate Controlled, Concrete, Daylight, Finished, Exterior Stairs, Walkout, Interior Access, Exterior Access
FoundationConcrete Slab

Exterior

Exterior FeaturesDeck, Double Pane Window(s)
Exterior ColorCedar
RoofMetal, Standing Seam

Amenities

Accessibility Amenities1st Floor Bedroom,1st Floor Full Bathroom, Grab Bars in Bathroom, Hard Surface Flooring
AmenitiesCO Detector, Hardwired Smoke Detector, Pellet Stove, Wood Stove
PricePerSqFt206.43

Other

SeasonalNo
Page931
Date Listed05/01/2026
View Count2

Rooms

Full Bath4

Basic Information

MLS Number5086418
MLS StatusActive
Virtual TourView Tour
StatusACT
Property TypeSingle Family
List Price$995,000
Listing Agent NameMichael Huff
Broker NameRiverstone Realty, LLC

Property

Acreage1.5
Lot DescriptionLandscaped, Stream, Subdivision, Trail/Near Trail, Wooded, Abuts Conservation, Mountain, Near Golf Course, Near Paths, Near Skiing
AreaNH-Grafton
Lot54
DrivewayGravel
RoadsPaved, Public
Road Frontage426

Utilities

Heat SystemPropane, Pellet Stove, Wood, Hot Water, Multi Zone, Wood Stove
WaterDrilled Well, Private
SewerLeach Field, Septic
Electric200+ Amp Service, Circuit Breaker(s)
UtilitiesCable at Site, Propane

Legal

Taxes$10,650
Tax ReductionNo
ZoningGENERA
Surveyed Y/NUnknown

Copyright 2026 PrimeMLS, Inc. All rights reserved. This information is deemed reliable, but not guaranteed. The data relating to real estate displayed on this display comes in part from the IDX Program of PrimeMLS. The information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated May 25, 2026 2:53 PM EDT

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18 Treeline RoadThornton, NH 03285MLS Number 5086418

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