Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$917,051$263 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $458,000 on Mar 17, 2017

7 CHAMPERNOWNE

MADBURY, NH 03823
4
Beds
2.5
Baths
3,489 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.
2.54 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.

Valuation

$917K
$861K low$973K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$458,000 · Mar 17, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,540 (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.$866,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$244,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$621,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$520,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$754,585

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
CountySTRAFFORD
Lot (acres)The size of the land the home sits on, from county records.2.54
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.

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

E
Moharimet Elementary SchoolB+
Elementary · Grades KG–4 · 2.7 mi
H
Oyster River High SchoolA+
High · Grades 9–12 · 4.8 mi
M
Oyster River Middle SchoolA-
Middle · Grades 5–8 · 4.9 mi

District: Oyster River Cooperative School District

Neighborhood · ZIP 03823These 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.39
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.102

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.1,957
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.160 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$160,456
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$172,416
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

Owner Tools

Do you own this home?
Claim this home

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

7 Champernowne 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 94% of homes in Strafford County
  • Costs less per square foot than 71% of homes in Madbury 03823
  • Bigger than 95% of homes in Strafford County
  • Has a bigger lot than 81% of homes in Strafford County
  • Newer than 77% of homes in Strafford County

What homes are worth in Madbury 03823

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

This home
$402K$1.5M

This home is worth more than 75% of homes in Madbury 03823.

How it measures up in Madbury 03823

The dot is this home. The mark in the middle is the typical home in Madbury 03823.

Estimated value$917,051
CheaperTypical $736,093Pricier

Pricier than 75% of homes nearby

Price per ft²$263
CheaperTypical $281Pricier

Pricier than 29% of homes nearby

Living area3,489 ft²
SmallerTypical 2,386 ft²Bigger

Bigger than 82% of homes nearby

Lot size2.54 ac
SmallerTypical 2 acBigger

Bigger than 62% of homes nearby

Year built2001
OlderTypical 1993Newer

Newer than 62% of homes nearby

How 7 Champernowne ranks against every home in each area.
MeasureThis homeMadbury 03823Strafford County
Estimated valuepricier than$917,05175% of homes94% of homes
Price per ft²pricier than$26329% of homes31% of homes
Living areabigger than3,489 ft²82% of homes95% of homes
Lot sizebigger than2.54 ac62% of homes81% of homes
Year builtnewer than200162% of homes77% of homes

About 7 Champernowne

How much is 7 Champernowne, Madbury, NH worth?

The TopHap Estimate for 7 Champernowne, Madbury, NH is $917,051 as of Aug 30, 2026. The likely range is $860,675 to $973,427. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 7 Champernowne, Madbury, NH last sell?

7 Champernowne, Madbury, NH last sold on Mar 17, 2017 for $458,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 7 Champernowne, Madbury, NH?

7 Champernowne, Madbury, NH has 4 bedrooms, 2.5 bathrooms, 3,489 square feet of living space and a 2.54-acre lot.

When was 7 Champernowne, Madbury, NH built?

7 Champernowne, Madbury, NH was built in 2001, making it 25 years old. It is a colonial home. The building has 2 stories.

What schools serve 7 Champernowne, Madbury, NH?

7 Champernowne, Madbury, NH is assigned to Moharimet Elementary School (elementary), rated B+; Oyster River High School (high), rated A+; Oyster River Middle School (middle), rated A-. All sit in Oyster River Cooperative School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 7 Champernowne, Madbury, NH compare to other homes in Madbury 03823?

Among the 816 homes in Madbury 03823, it is worth more than 75% of them ($917,051 against a typical $736,093), its price per square foot is higher than 29% of them ($263 against a typical $281), it is bigger than 82% of them (3,489 ft² against a typical 2,386 ft²), its lot is bigger than 62% of them (2.54 ac against a typical 2 ac) and it is newer than 62% of them (2001 against a typical 1993). Measured against all of Strafford County, it is worth more than 94% 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 7 Champernowne, Madbury, NH?

The 2025 property tax bill for 7 Champernowne, Madbury, NH was $15,540. The county assessed it at $866,200.

More homes on Champernowne

Closest homes

More homes in Madbury 03823

Assigned schools

Explore the area

See this home in context

Open 7 Champernowne on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map