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Single Family ResidenceResidential
$679,199$458 / 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 90How 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

21 ROBERT RD

HARWICH, MA 02645
4
Beds
2
Baths
1,484 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.
0.35 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$679K
$614K low$745K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,618 (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.$612,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$236,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$375,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$817,285

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.25 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.Cape Cod
CountyBARNSTABLE
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.1985
Lot (acres)The size of the land the home sits on, from county records.0.35
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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, 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.Deck

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

H
Monomoy Regional High SchoolC
High · Grades 8–12 · 1.8 mi
E
Harwich Elementary SchoolC+
Elementary · Grades PK–4 · 2.6 mi
M
Monomoy Regional Middle SchoolB+
Middle · Grades 5–7 · 3.3 mi

District: Monomoy Regional School District

Neighborhood · ZIP 02645These 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.77
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.72%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.10,500
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.570 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,111
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$114,346
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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 Robert 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.

  • Costs less per square foot than 67% of homes in Harwich 02645
  • Has a smaller lot than 67% of homes in Harwich 02645

What homes are worth in Harwich 02645

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

This home
$371K$2.2M

This home is worth more than 38% of homes in Harwich 02645.

How it measures up in Harwich 02645

The dot is this home. The mark in the middle is the typical home in Harwich 02645.

Estimated value$679,199
CheaperTypical $738,138Pricier

Pricier than 38% of homes nearby

Price per ft²$458
CheaperTypical $499Pricier

Pricier than 33% of homes nearby

Living area1,484 ft²
SmallerTypical 1,578 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.35 ac
SmallerTypical 0.41 acBigger

Bigger than 33% of homes nearby

Year built1978
OlderTypical 1981Newer

Newer than 47% of homes nearby

How 21 Robert Rd ranks against every home in each area.
MeasureThis homeHarwich 02645Barnstable County
Estimated valuepricier than$679,19938% of homes42% of homes
Price per ft²pricier than$45833% of homes39% of homes
Living areabigger than1,484 ft²44% of homes45% of homes
Lot sizebigger than0.35 ac33% of homes38% of homes
Year builtnewer than197847% of homes53% of homes

About 21 Robert Rd

How much is 21 Robert Rd, Harwich, MA worth?

The TopHap Estimate for 21 Robert Rd, Harwich, MA is $679,199 as of Aug 30, 2026. The likely range is $613,864 to $744,534. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Robert Rd, Harwich, MA last sell?

21 Robert Rd, Harwich, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Robert Rd, Harwich, MA?

21 Robert Rd, Harwich, MA has 4 bedrooms, 2 bathrooms, 1,484 square feet of living space and a 0.35-acre lot.

When was 21 Robert Rd, Harwich, MA built?

21 Robert Rd, Harwich, MA was built in 1978, making it 48 years old. It is a cape cod home. The building has 2 stories.

What schools serve 21 Robert Rd, Harwich, MA?

21 Robert Rd, Harwich, MA is assigned to Monomoy Regional High School (high), rated C; Harwich Elementary School (elementary), rated C+; Monomoy Regional Middle School (middle), rated B+. All sit in Monomoy Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Robert Rd, Harwich, MA compare to other homes in Harwich 02645?

Among the 6,344 homes in Harwich 02645, it is worth more than 38% of them ($679,199 against a typical $738,138), its price per square foot is higher than 33% of them ($458 against a typical $499), it is bigger than 44% of them (1,484 ft² against a typical 1,578 ft²), its lot is bigger than 33% of them (0.35 ac against a typical 0.41 ac) and it is newer than 47% of them (1978 against a typical 1981). Measured against all of Barnstable County, it is worth more than 42% 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 Robert Rd, Harwich, MA?

The 2025 property tax bill for 21 Robert Rd, Harwich, MA was $3,618. The county assessed it at $612,200.

More homes on Robert Rd

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Assigned schools

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