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Single Family ResidenceResidential
$669,601$310 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $291,000 on Sep 30, 2014

6 TREATY CT

SANDOWN, NH 03873
3
Beds
2.5
Baths
2,159 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
2.29 ac
Lot SizeThe size of the land the home sits on, from county records.
2001
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$670K
$641K low$698K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$291,000 · Sep 30, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,382 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$527,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$161,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$365,500

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
28
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
57
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
87
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
20
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyROCKINGHAM
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2009
Lot (acres)The size of the land the home sits on, from county records.2.29
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Sandown North Elementary SchoolC
Elementary · Grades 1–5 · 2.1 mi
H
Timberlane Regional High SchoolB-
High · Grades 9–12 · 8.6 mi
M
Timberlane Regional Middle SchoolC+
Middle · Grades 6–8 · 8.6 mi

District: Timberlane Regional School District

Neighborhood · ZIP 03873These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.96

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.6,844
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.473 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$130,004
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,215
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

6 Treaty Ct measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 72% of homes in Sandown 03873
  • Costs less per square foot than 73% of homes in Sandown 03873
  • Bigger than 75% of homes in Sandown 03873
  • Has a bigger lot than 81% of homes in Rockingham County
  • Newer than 78% of homes in Rockingham County

What homes are worth in Sandown 03873

Each bar is how many homes fall in that price range. The marker is this home.

This home
$333K$939K

This home is worth more than 72% of homes in Sandown 03873.

How it measures up in Sandown 03873

The dot is this home. The mark in the middle is the typical home in Sandown 03873.

Estimated value$669,601
CheaperTypical $591,532Pricier

Pricier than 72% of homes nearby

Price per ft²$310
CheaperTypical $344Pricier

Pricier than 27% of homes nearby

Living area2,159 ft²
SmallerTypical 1,674 ft²Bigger

Bigger than 75% of homes nearby

Lot size2.29 ac
SmallerTypical 1.39 acBigger

Bigger than 75% of homes nearby

Year built2001
OlderTypical 1988Newer

Newer than 70% of homes nearby

How 6 Treaty Ct ranks against every home in each area.
MeasureThis homeSandown 03873Rockingham County
Estimated valuepricier than$669,60172% of homes58% of homes
Price per ft²pricier than$31027% of homes35% of homes
Living areabigger than2,159 ft²75% of homes65% of homes
Lot sizebigger than2.29 ac75% of homes81% of homes
Year builtnewer than200170% of homes78% of homes

About 6 Treaty Ct

How much is 6 Treaty Ct, Sandown, NH worth?

The TopHap Estimate for 6 Treaty Ct, Sandown, NH is $669,601 as of Sep 24, 2026. The likely range is $641,101 to $698,101. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6 Treaty Ct, Sandown, NH last sell?

6 Treaty Ct, Sandown, NH last sold on Sep 30, 2014 for $291,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 6 Treaty Ct, Sandown, NH?

6 Treaty Ct, Sandown, NH has 3 bedrooms, 2.5 bathrooms, 2,159 square feet of living space and a 2.29-acre lot.

When was 6 Treaty Ct, Sandown, NH built?

6 Treaty Ct, Sandown, NH was built in 2001, making it 25 years old. It is a colonial home. The building has 2 stories.

What schools serve 6 Treaty Ct, Sandown, NH?

6 Treaty Ct, Sandown, NH is assigned to Sandown North Elementary School (elementary), rated C; Timberlane Regional High School (high), rated B-; Timberlane Regional Middle School (middle), rated C+. All sit in Timberlane Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6 Treaty Ct, Sandown, NH compare to other homes in Sandown 03873?

Among the 2,435 homes in Sandown 03873, it is worth more than 72% of them ($669,601 against a typical $591,532), its price per square foot is higher than 27% of them ($310 against a typical $344), it is bigger than 75% of them (2,159 ft² against a typical 1,674 ft²), its lot is bigger than 75% of them (2.29 ac against a typical 1.39 ac) and it is newer than 70% of them (2001 against a typical 1988). Measured against all of Rockingham County, it is worth more than 58% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 6 Treaty Ct, Sandown, NH?

The 2025 property tax bill for 6 Treaty Ct, Sandown, NH was $9,382. The county assessed it at $527,100.

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