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Single Family ResidenceResidential
$690,921$308 / 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 60How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $58,000 on May 31, 1985

170 SEA ST

HYANNIS, MA 02601
5
Beds
2
Baths
2,243 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.
0.39 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$691K
$415K low$967K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$58,000 · May 31, 1985

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,480 (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.$591,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$153,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$437,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$768,550

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
Lot (acres)The size of the land the home sits on, from county records.0.39
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
Hyannis West Elementary SchoolF
Elementary · Grades KG–3 · 1.4 mi
H
Barnstable High SchoolD
High · Grades 8–12 · 1.7 mi
M
Barnstable Intermediate SchoolC
Middle · Grades 6–7 · 1.9 mi

District: Barnstable School District

Neighborhood · ZIP 02601These 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.124
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
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.78%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.17,417
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,529 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,207
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,060
Average tempThe average temperature here across a full year.50°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.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

170 Sea St 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 77% of homes in Hyannis 02601
  • Costs less per square foot than 96% of homes in Barnstable County
  • Bigger than 91% of homes in Hyannis 02601
  • Has a bigger lot than 82% of homes in Hyannis 02601
  • Older than 92% of homes in Barnstable County

What homes are worth in Hyannis 02601

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

This home
$245K$2.4M

This home is worth more than 77% of homes in Hyannis 02601.

How it measures up in Hyannis 02601

The dot is this home. The mark in the middle is the typical home in Hyannis 02601.

Estimated value$690,921
CheaperTypical $541,068Pricier

Pricier than 77% of homes nearby

Price per ft²$308
CheaperTypical $446Pricier

Pricier than 6% of homes nearby

Living area2,243 ft²
SmallerTypical 1,224 ft²Bigger

Bigger than 91% of homes nearby

Lot size0.39 ac
SmallerTypical 0.26 acBigger

Bigger than 82% of homes nearby

Year built1930
OlderTypical 1972Newer

Newer than 9% of homes nearby

How 170 Sea St ranks against every home in each area.
MeasureThis homeHyannis 02601Barnstable County
Estimated valuepricier than$690,92177% of homes42% of homes
Price per ft²pricier than$3086% of homes4% of homes
Living areabigger than2,243 ft²91% of homes78% of homes
Lot sizebigger than0.39 ac82% of homes45% of homes
Year builtnewer than19309% of homes8% of homes

About 170 Sea St

How much is 170 Sea St, Hyannis, MA worth?

The TopHap Estimate for 170 Sea St, Hyannis, MA is $690,921 as of Sep 24, 2026. The likely range is $414,578 to $967,264. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 170 Sea St, Hyannis, MA last sell?

170 Sea St, Hyannis, MA last sold on May 31, 1985 for $58,000, according to the county's recorded deed.

How big is 170 Sea St, Hyannis, MA?

170 Sea St, Hyannis, MA has 5 bedrooms, 2 bathrooms, 2,243 square feet of living space and a 0.39-acre lot.

When was 170 Sea St, Hyannis, MA built?

170 Sea St, Hyannis, MA was built in 1930, making it 96 years old. It is a cape cod home. The building has 2 stories.

What schools serve 170 Sea St, Hyannis, MA?

170 Sea St, Hyannis, MA is assigned to Hyannis West Elementary School (elementary), rated F; Barnstable High School (high), rated D; Barnstable Intermediate School (middle), rated C. All sit in Barnstable School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 170 Sea St, Hyannis, MA compare to other homes in Hyannis 02601?

Among the 6,494 homes in Hyannis 02601, it is worth more than 77% of them ($690,921 against a typical $541,068), its price per square foot is higher than 6% of them ($308 against a typical $446), it is bigger than 91% of them (2,243 ft² against a typical 1,224 ft²), its lot is bigger than 82% of them (0.39 ac against a typical 0.26 ac) and it is newer than 9% of them (1930 against a typical 1972). 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 170 Sea St, Hyannis, MA?

The 2025 property tax bill for 170 Sea St, Hyannis, MA was $5,480. The county assessed it at $591,200.

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