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Single Family ResidenceResidential
$561,789$404 / 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 93How 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

146 RIVER RD

MARSTONS MILLS, MA 02648
3
Beds
1
Baths
1,391 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.
0.62 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
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

$562K
$523K low$601K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,890 (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.$480,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$191,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$289,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$813,770

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.0.62
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(1)

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
West Villages Elementary SchoolA
Elementary · Grades KG–3 · 1.5 mi
M
Barnstable Intermediate SchoolC
Middle · Grades 6–7 · 4.9 mi
H
Barnstable High SchoolD
High · Grades 8–12 · 5.0 mi

District: Barnstable School District

Neighborhood · ZIP 02648These 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.41
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.54

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.90%
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.2.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.7,585
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.734 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,141
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,532
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

146 River 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 less than 80% of homes in Barnstable County
  • Costs less per square foot than 79% of homes in Barnstable County
  • Smaller than 66% of homes in Marstons Mills 02648
  • Has a bigger lot than 72% of homes in Barnstable County
  • Older than 95% of homes in Marstons Mills 02648

What homes are worth in Marstons Mills 02648

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

This home
$427K$2.3M

This home is worth more than 21% of homes in Marstons Mills 02648.

How it measures up in Marstons Mills 02648

The dot is this home. The mark in the middle is the typical home in Marstons Mills 02648.

Estimated value$561,789
CheaperTypical $656,369Pricier

Pricier than 21% of homes nearby

Price per ft²$404
CheaperTypical $428Pricier

Pricier than 38% of homes nearby

Living area1,391 ft²
SmallerTypical 1,628 ft²Bigger

Bigger than 34% of homes nearby

Lot size0.62 ac
SmallerTypical 0.57 acBigger

Bigger than 53% of homes nearby

Year built1948
OlderTypical 1984Newer

Newer than 5% of homes nearby

How 146 River Rd ranks against every home in each area.
MeasureThis homeMarstons Mills 02648Barnstable County
Estimated valuepricier than$561,78921% of homes20% of homes
Price per ft²pricier than$40438% of homes21% of homes
Living areabigger than1,391 ft²34% of homes40% of homes
Lot sizebigger than0.62 ac53% of homes72% of homes
Year builtnewer than19485% of homes13% of homes

About 146 River Rd

How much is 146 River Rd, Marstons Mills, MA worth?

The TopHap Estimate for 146 River Rd, Marstons Mills, MA is $561,789 as of Jul 14, 2026. The likely range is $523,059 to $600,519. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 146 River Rd, Marstons Mills, MA last sell?

146 River Rd, Marstons Mills, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 146 River Rd, Marstons Mills, MA?

146 River Rd, Marstons Mills, MA has 3 bedrooms, 1 bathrooms, 1,391 square feet of living space and a 0.62-acre lot.

When was 146 River Rd, Marstons Mills, MA built?

146 River Rd, Marstons Mills, MA was built in 1948, making it 78 years old. It is a cape cod home. The building has 2 stories.

What schools serve 146 River Rd, Marstons Mills, MA?

146 River Rd, Marstons Mills, MA is assigned to West Villages Elementary School (elementary), rated A; Barnstable Intermediate School (middle), rated C; Barnstable High School (high), rated D. All sit in Barnstable School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 146 River Rd, Marstons Mills, MA compare to other homes in Marstons Mills 02648?

Among the 3,149 homes in Marstons Mills 02648, it is worth more than 21% of them ($561,789 against a typical $656,369), its price per square foot is higher than 38% of them ($404 against a typical $428), it is bigger than 34% of them (1,391 ft² against a typical 1,628 ft²), its lot is bigger than 53% of them (0.62 ac against a typical 0.57 ac) and it is newer than 5% of them (1948 against a typical 1984). Measured against all of Barnstable County, it is worth more than 20% 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 146 River Rd, Marstons Mills, MA?

The 2025 property tax bill for 146 River Rd, Marstons Mills, MA was $3,890. The county assessed it at $480,800.

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