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Single Family ResidenceResidential
$1,055,746
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 Sep 24, 2026

9 1/2 COTTAGE LN

WATERTOWN, MA 02472
0
Baths
3,866 ft²
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$1.1M
$954K low$1.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,444 (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.$894,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$384,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$510,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,144,750

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.09
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
Hosmer Elementary SchoolB
Elementary · Grades PK–5 · 0.9 mi
H
Watertown High SchoolC+
High · Grades 9–12 · 1.4 mi
M
Watertown Middle SchoolB-
Middle · Grades 6–8 · 2.1 mi

District: Watertown School District

Neighborhood · ZIP 02472These 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.112
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.35,928
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,689 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,227
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,103
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

9 1/2 Cottage Ln 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 79% of homes in Watertown 02472
  • Has a smaller lot than 95% of homes in East Watertown

What homes are worth in Watertown 02472

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

This home
$373K$1.8M

This home is worth more than 79% of homes in Watertown 02472.

How it measures up in Watertown 02472

The dot is this home. The mark in the middle is the typical home in Watertown 02472.

Estimated value$1,055,746
CheaperTypical $829,338Pricier

Pricier than 79% of homes nearby

Lot size3,866 ft²
SmallerTypical 0.14 acBigger

Bigger than 5% of homes nearby

How 9 1/2 Cottage Ln ranks against every home in each area.
MeasureThis homeEast WatertownWatertown 02472Middlesex County
Estimated valuepricier than$1,055,74670% of homes79% of homes74% of homes
Lot sizebigger than3,866 ft²5% of homes5% of homes8% of homes

About 9 1/2 Cottage Ln

How much is 9 1/2 Cottage Ln, Watertown, MA worth?

The TopHap Estimate for 9 1/2 Cottage Ln, Watertown, MA is $1,055,746 as of Sep 24, 2026. The likely range is $954,061 to $1,157,431. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9 1/2 Cottage Ln, Watertown, MA last sell?

9 1/2 Cottage Ln, Watertown, MA last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 9 1/2 Cottage Ln, Watertown, MA?

9 1/2 Cottage Ln, Watertown, MA is assigned to Hosmer Elementary School (elementary), rated B; Watertown High School (high), rated C+; Watertown Middle School (middle), rated B-. All sit in Watertown School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9 1/2 Cottage Ln, Watertown, MA compare to other homes in Watertown 02472?

Among the 10,041 homes in Watertown 02472, it is worth more than 79% of them ($1,055,746 against a typical $829,338) and its lot is bigger than 5% of them (3,866 ft² against a typical 0.14 ac). Measured against all of Middlesex County, it is worth more than 74% 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 9 1/2 Cottage Ln, Watertown, MA?

The 2025 property tax bill for 9 1/2 Cottage Ln, Watertown, MA was $10,444. The county assessed it at $894,200.

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