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Single Family ResidenceResidential
$848,561$377 / 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 Jul 14, 2026
Last sold for $767,000 on Jul 25, 2023

20 FLAT ROCK RD

WINDHAM, NH 03087
3
Beds
2.5
Baths
2,248 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.
1.21 ac
Lot SizeThe size of the land the home sits on, from county records.
2012
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$849K
$795K low$902K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$767,000 · Jul 25, 2023
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$848,561
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$678,849

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,676 (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.$754,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$258,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$495,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$452,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$706,420

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.49
59
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
20
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
56
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
86
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.23 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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.2015
Lot (acres)The size of the land the home sits on, from county records.1.21
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
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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.Deck

Transaction History(5)

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.

H
Windham High SchoolA
High · Grades 9–12 · 4.3 mi
M
Windham Middle SchoolA
Middle · Grades 7–8 · 5.0 mi
E
Golden Brook Elementary SchoolA-
Elementary · Grades PK–4 · 5.0 mi

District: Windham School District

Neighborhood · ZIP 03087These 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.29
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 100.92

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.9%
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.16,463
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.592 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$160,247
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$194,371
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

20 Flat Rock Rd 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 81% of homes in Rockingham County
  • Costs more per square foot than 67% of homes in Rockingham County
  • Bigger than 68% of homes in Rockingham County
  • Newer than 89% of homes in Rockingham County

What homes are worth in Windham 03087

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

This home
$372K$1.9M

This home is worth more than 54% of homes in Windham 03087.

How it measures up in Windham 03087

The dot is this home. The mark in the middle is the typical home in Windham 03087.

Estimated value$848,561
CheaperTypical $814,150Pricier

Pricier than 54% of homes nearby

Price per ft²$377
CheaperTypical $357Pricier

Pricier than 63% of homes nearby

Living area2,248 ft²
SmallerTypical 2,310 ft²Bigger

Bigger than 48% of homes nearby

Lot size1.21 ac
SmallerTypical 1.21 acBigger

Bigger than 50% of homes nearby

Year built2012
OlderTypical 1988Newer

Newer than 88% of homes nearby

How 20 Flat Rock Rd ranks against every home in each area.
MeasureThis homeWindham 03087Rockingham County
Estimated valuepricier than$848,56154% of homes81% of homes
Price per ft²pricier than$37763% of homes67% of homes
Living areabigger than2,248 ft²48% of homes68% of homes
Lot sizebigger than1.21 ac50% of homes61% of homes
Year builtnewer than201288% of homes89% of homes

About 20 Flat Rock Rd

How much is 20 Flat Rock Rd, Windham, NH worth?

The TopHap Estimate for 20 Flat Rock Rd, Windham, NH is $848,561 as of Jul 14, 2026. The likely range is $794,871 to $902,251. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Flat Rock Rd, Windham, NH last sell?

20 Flat Rock Rd, Windham, NH last sold on Jul 25, 2023 for $767,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 20 Flat Rock Rd, Windham, NH?

20 Flat Rock Rd, Windham, NH has 3 bedrooms, 2.5 bathrooms, 2,248 square feet of living space and a 1.21-acre lot.

When was 20 Flat Rock Rd, Windham, NH built?

20 Flat Rock Rd, Windham, NH was built in 2012, making it 14 years old. It is a colonial home. The building has 2 stories.

What schools serve 20 Flat Rock Rd, Windham, NH?

20 Flat Rock Rd, Windham, NH is assigned to Windham High School (high), rated A; Windham Middle School (middle), rated A; Golden Brook Elementary School (elementary), rated A-. All sit in Windham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Flat Rock Rd, Windham, NH compare to other homes in Windham 03087?

Among the 5,677 homes in Windham 03087, it is worth more than 54% of them ($848,561 against a typical $814,150), its price per square foot is higher than 63% of them ($377 against a typical $357), it is bigger than 48% of them (2,248 ft² against a typical 2,310 ft²), its lot is bigger than 50% of them (1.21 ac against a typical 1.21 ac) and it is newer than 88% of them (2012 against a typical 1988). Measured against all of Rockingham County, it is worth more than 81% 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 20 Flat Rock Rd, Windham, NH?

The 2025 property tax bill for 20 Flat Rock Rd, Windham, NH was $10,676. The county assessed it at $754,500.

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