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Single Family ResidenceResidential
$938,442$626 / 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 76How 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 $147,000 on Sep 14, 1989

21 COTTAGE ST

MEDFORD, MA 02155
3
Beds
3 / 1
Baths
1,500 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.
0.12 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.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$938K
$718K low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$147,000 · Sep 14, 1989

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,460 (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.$961,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$459,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$501,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$926,700

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.15 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.Conventional
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.0.12
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(16)

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
Brooks Elementary SchoolB
Elementary · Grades PK–5 · 0.1 mi
H
Medford High SchoolC
High · Grades 9–12 · 0.7 mi
M
Andrews Middle SchoolC
Middle · Grades 6–8 · 1.7 mi

District: Medford School District

Neighborhood · ZIP 02155These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.82

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.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.61,548
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,108 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$112,601
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,923
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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 Cottage 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 73% of homes in Medford 02155
  • Costs more per square foot than 82% of homes in Medford 02155
  • Smaller than 75% of homes in West Medford
  • Has a smaller lot than 82% of homes in Middlesex County
  • Newer than 67% of homes in West Medford

What homes are worth in Medford 02155

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

This home
$416K$1.5M

This home is worth more than 73% of homes in Medford 02155.

How it measures up in Medford 02155

The dot is this home. The mark in the middle is the typical home in Medford 02155.

Estimated value$938,442
CheaperTypical $794,069Pricier

Pricier than 73% of homes nearby

Price per ft²$626
CheaperTypical $530Pricier

Pricier than 82% of homes nearby

Living area1,500 ft²
SmallerTypical 1,712 ft²Bigger

Bigger than 39% of homes nearby

Lot size0.12 ac
SmallerTypical 0.11 acBigger

Bigger than 57% of homes nearby

Year built1930
OlderTypical 1920Newer

Newer than 65% of homes nearby

How 21 Cottage St ranks against every home in each area.
MeasureThis homeWest MedfordMedford 02155Middlesex County
Estimated valuepricier than$938,44246% of homes73% of homes66% of homes
Price per ft²pricier than$62681% of homes82% of homes79% of homes
Living areabigger than1,500 ft²25% of homes39% of homes35% of homes
Lot sizebigger than0.12 ac34% of homes57% of homes18% of homes
Year builtnewer than193067% of homes65% of homes33% of homes

About 21 Cottage St

How much is 21 Cottage St, Medford, MA worth?

The TopHap Estimate for 21 Cottage St, Medford, MA is $938,442 as of Sep 24, 2026. The likely range is $717,593 to $1,159,291. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Cottage St, Medford, MA last sell?

21 Cottage St, Medford, MA last sold on Sep 14, 1989 for $147,000, according to the county's recorded deed.

How big is 21 Cottage St, Medford, MA?

21 Cottage St, Medford, MA has 3 bedrooms, 3 bathrooms, 1,500 square feet of living space and a 0.12-acre lot.

When was 21 Cottage St, Medford, MA built?

21 Cottage St, Medford, MA was built in 1930, making it 96 years old. It is a conventional home. The building has 1 story.

What schools serve 21 Cottage St, Medford, MA?

21 Cottage St, Medford, MA is assigned to Brooks Elementary School (elementary), rated B; Medford High School (high), rated C; Andrews Middle School (middle), rated C. All sit in Medford School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Cottage St, Medford, MA compare to other homes in Medford 02155?

Among the 16,120 homes in Medford 02155, it is worth more than 73% of them ($938,442 against a typical $794,069), its price per square foot is higher than 82% of them ($626 against a typical $530), it is bigger than 39% of them (1,500 ft² against a typical 1,712 ft²), its lot is bigger than 57% of them (0.12 ac against a typical 0.11 ac) and it is newer than 65% of them (1930 against a typical 1920). Measured against all of Middlesex County, it is worth more than 66% 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 Cottage St, Medford, MA?

The 2025 property tax bill for 21 Cottage St, Medford, MA was $8,460. The county assessed it at $961,400.

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