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Single Family ResidenceResidential
$760,434$240 / 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 92How 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 $335,000 on Jun 2, 2015

21 WILLIAM CIR

STRATHAM, NH 03885
4
Beds
2
Baths
3,164 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.
0.8 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$760K
$701K low$820K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$335,000 · Jun 2, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,997 (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.$739,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$365,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$374,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$629,280

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyROCKINGHAM
Lot (acres)The size of the land the home sits on, from county records.0.80
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.DeckGreenhouse

Transaction History(2)

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.

M
Cooperative Middle SchoolB
Middle · Grades 6–8 · 1.0 mi
E
Stratham Memorial SchoolA-
Elementary · Grades PK–5 · 3.3 mi
H
Exeter High SchoolA-
High · Grades 9–12 · 4.6 mi

District: Exeter Regional Cooperative School District

Neighborhood · ZIP 03885These 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.44
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.0%
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.7,920
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.506 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$128,690
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,144
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

21 William Cir 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 Rockingham County
  • Costs less per square foot than 91% of homes in Rockingham County
  • Bigger than 89% of homes in Rockingham County
  • Has a smaller lot than 76% of homes in Stratham 03885
  • Older than 89% of homes in Stratham 03885

What homes are worth in Stratham 03885

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

This home
$268K$1.4M

This home is worth more than 54% of homes in Stratham 03885.

How it measures up in Stratham 03885

The dot is this home. The mark in the middle is the typical home in Stratham 03885.

Estimated value$760,434
CheaperTypical $732,880Pricier

Pricier than 54% of homes nearby

Price per ft²$240
CheaperTypical $281Pricier

Pricier than 13% of homes nearby

Living area3,164 ft²
SmallerTypical 2,687 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.8 ac
SmallerTypical 1.14 acBigger

Bigger than 24% of homes nearby

Year built1967
OlderTypical 1987Newer

Newer than 11% of homes nearby

How 21 William Cir ranks against every home in each area.
MeasureThis homeStratham 03885Rockingham County
Estimated valuepricier than$760,43454% of homes72% of homes
Price per ft²pricier than$24013% of homes9% of homes
Living areabigger than3,164 ft²68% of homes89% of homes
Lot sizebigger than0.8 ac24% of homes44% of homes
Year builtnewer than196711% of homes26% of homes

About 21 William Cir

How much is 21 William Cir, Stratham, NH worth?

The TopHap Estimate for 21 William Cir, Stratham, NH is $760,434 as of Aug 30, 2026. The likely range is $701,290 to $819,578. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 William Cir, Stratham, NH last sell?

21 William Cir, Stratham, NH last sold on Jun 2, 2015 for $335,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 William Cir, Stratham, NH?

21 William Cir, Stratham, NH has 4 bedrooms, 2 bathrooms, 3,164 square feet of living space and a 0.80-acre lot.

When was 21 William Cir, Stratham, NH built?

21 William Cir, Stratham, NH was built in 1967, making it 59 years old. The building has 2 stories.

What schools serve 21 William Cir, Stratham, NH?

21 William Cir, Stratham, NH is assigned to Cooperative Middle School (middle), rated B; Stratham Memorial School (elementary), rated A-; Exeter High School (high), rated A-. All sit in Exeter Regional Cooperative School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 William Cir, Stratham, NH compare to other homes in Stratham 03885?

Among the 3,020 homes in Stratham 03885, it is worth more than 54% of them ($760,434 against a typical $732,880), its price per square foot is higher than 13% of them ($240 against a typical $281), it is bigger than 68% of them (3,164 ft² against a typical 2,687 ft²), its lot is bigger than 24% of them (0.8 ac against a typical 1.14 ac) and it is newer than 11% of them (1967 against a typical 1987). Measured against all of Rockingham County, it is worth more than 72% 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 21 William Cir, Stratham, NH?

The 2025 property tax bill for 21 William Cir, Stratham, NH was $9,997. The county assessed it at $739,400.

More homes on William Cir

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