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Single Family ResidenceResidential
$1,029,358$585 / 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 89How 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
Last sold for $981,000 on Sep 3, 2025

23 ALTO DR

MEDFORD, MA 02155
3
Beds
2 / 2
Baths
1,760 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
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

$1M
$915K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$981,000 · Sep 3, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,145 (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.$925,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$509,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$415,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$917,985

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.24 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.26%
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.Colonial
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.17
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(8)

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 · 0.3 mi
H
Medford High SchoolC
High · Grades 9–12 · 0.7 mi
M
Andrews Middle SchoolC
Middle · Grades 6–8 · 1.3 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

23 Alto Dr 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 84% of homes in Medford 02155
  • Costs more per square foot than 73% of homes in Medford 02155
  • Has a bigger lot than 82% of homes in Medford 02155
  • Newer than 95% 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
$407K$1.4M

This home is worth more than 84% 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$1,029,358
CheaperTypical $789,845Pricier

Pricier than 84% of homes nearby

Price per ft²$585
CheaperTypical $529Pricier

Pricier than 73% of homes nearby

Living area1,760 ft²
SmallerTypical 1,721 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.17 ac
SmallerTypical 0.11 acBigger

Bigger than 82% of homes nearby

Year built1984
OlderTypical 1920Newer

Newer than 86% of homes nearby

How 23 Alto Dr ranks against every home in each area.
MeasureThis homeWest MedfordMedford 02155Middlesex County
Estimated valuepricier than$1,029,35867% of homes84% of homes72% of homes
Price per ft²pricier than$58568% of homes73% of homes73% of homes
Living areabigger than1,760 ft²43% of homes52% of homes47% of homes
Lot sizebigger than0.17 ac76% of homes82% of homes29% of homes
Year builtnewer than198495% of homes86% of homes75% of homes

About 23 Alto Dr

How much is 23 Alto Dr, Medford, MA worth?

The TopHap Estimate for 23 Alto Dr, Medford, MA is $1,029,358 as of Aug 30, 2026. The likely range is $915,051 to $1,143,665. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23 Alto Dr, Medford, MA last sell?

23 Alto Dr, Medford, MA last sold on Sep 3, 2025 for $981,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 23 Alto Dr, Medford, MA?

23 Alto Dr, Medford, MA has 3 bedrooms, 2 bathrooms, 1,760 square feet of living space and a 0.17-acre lot.

When was 23 Alto Dr, Medford, MA built?

23 Alto Dr, Medford, MA was built in 1984, making it 42 years old. It is a colonial home. The building has 2 stories.

What schools serve 23 Alto Dr, Medford, MA?

23 Alto Dr, 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 23 Alto Dr, Medford, MA compare to other homes in Medford 02155?

Among the 16,118 homes in Medford 02155, it is worth more than 84% of them ($1,029,358 against a typical $789,845), its price per square foot is higher than 73% of them ($585 against a typical $529), it is bigger than 52% of them (1,760 ft² against a typical 1,721 ft²), its lot is bigger than 82% of them (0.17 ac against a typical 0.11 ac) and it is newer than 86% of them (1984 against a typical 1920). Measured against all of Middlesex County, it is worth more than 72% 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 23 Alto Dr, Medford, MA?

The 2025 property tax bill for 23 Alto Dr, Medford, MA was $8,145. The county assessed it at $925,600.

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