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Single Family ResidenceResidential
$654,065$383 / 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

21 CONNECTICUT AVE

HARWICH, MA 02645
4
Beds
2
Baths
1,708 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1966
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

$654K
$601K low$707K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,446 (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.$583,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$199,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$383,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,269,010

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.1992
Lot (acres)The size of the land the home sits on, from county records.0.25
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.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
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(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
Monomoy Regional Middle SchoolB+
Middle · Grades 5–7 · 2.9 mi
H
Monomoy Regional High SchoolC
High · Grades 8–12 · 4.0 mi
E
Harwich Elementary SchoolC+
Elementary · Grades PK–4 · 5.0 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 Connecticut Ave 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 less than 67% of homes in Harwich 02645
  • Costs less per square foot than 89% of homes in Harwich 02645
  • Has a smaller lot than 84% of homes in Harwich 02645
  • Older than 79% 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
$373K$2.2M

This home is worth more than 33% 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$654,065
CheaperTypical $740,599Pricier

Pricier than 33% of homes nearby

Price per ft²$383
CheaperTypical $500Pricier

Pricier than 11% of homes nearby

Living area1,708 ft²
SmallerTypical 1,576 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.25 ac
SmallerTypical 0.41 acBigger

Bigger than 16% of homes nearby

Year built1966
OlderTypical 1981Newer

Newer than 21% of homes nearby

How 21 Connecticut Ave ranks against every home in each area.
MeasureThis homeHarwich 02645Barnstable County
Estimated valuepricier than$654,06533% of homes38% of homes
Price per ft²pricier than$38311% of homes19% of homes
Living areabigger than1,708 ft²58% of homes57% of homes
Lot sizebigger than0.25 ac16% of homes23% of homes
Year builtnewer than196621% of homes32% of homes

About 21 Connecticut Ave

How much is 21 Connecticut Ave, Harwich, MA worth?

The TopHap Estimate for 21 Connecticut Ave, Harwich, MA is $654,065 as of Aug 30, 2026. The likely range is $601,423 to $706,707. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Connecticut Ave, Harwich, MA last sell?

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

How big is 21 Connecticut Ave, Harwich, MA?

21 Connecticut Ave, Harwich, MA has 4 bedrooms, 2 bathrooms, 1,708 square feet of living space and a 0.25-acre lot.

When was 21 Connecticut Ave, Harwich, MA built?

21 Connecticut Ave, Harwich, MA was built in 1966, making it 60 years old. It is a cape cod home. The building has 2 stories.

What schools serve 21 Connecticut Ave, Harwich, MA?

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

How does 21 Connecticut Ave, Harwich, MA compare to other homes in Harwich 02645?

Among the 6,344 homes in Harwich 02645, it is worth more than 33% of them ($654,065 against a typical $740,599), its price per square foot is higher than 11% of them ($383 against a typical $500), it is bigger than 58% of them (1,708 ft² against a typical 1,576 ft²), its lot is bigger than 16% of them (0.25 ac against a typical 0.41 ac) and it is newer than 21% of them (1966 against a typical 1981). Measured against all of Barnstable County, it is worth more than 38% 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 Connecticut Ave, Harwich, MA?

The 2025 property tax bill for 21 Connecticut Ave, Harwich, MA was $3,446. The county assessed it at $583,000.

More homes on Connecticut Ave

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Assigned schools

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