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Single Family ResidenceResidential
$1,153,425$801 / 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 96How 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 $480,000 on May 13, 2005

98 MARY ST

ARLINGTON, MA 02474
3
Beds
2
Baths
1,440 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.
0.14 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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$1.1M 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.$480,000 · May 13, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,572 (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.$981,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$624,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$357,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$792,775

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.36 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.0.2 percent flood zone

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
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1967
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(9)

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
R.J. Hardy Elementary SchoolB
Elementary · Grades KG–5 · 0.4 mi
H
Arlington High SchoolA+
High · Grades 9–12 · 1.2 mi
M
Ottoson Middle SchoolA
Middle · Grades 7–8 · 1.8 mi

District: Arlington School District

Neighborhood · ZIP 02474These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.79

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
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.28,960
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,757 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$135,066
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,393
Average tempThe average temperature here across a full year.49°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

98 Mary 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 78% of homes in Middlesex County
  • Costs more per square foot than 94% of homes in Arlington 02474
  • Smaller than 73% of homes in Arlington 02474
  • Has a smaller lot than 79% of homes in Middlesex County

What homes are worth in Arlington 02474

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

This home
$342K$2M

This home is worth more than 66% of homes in Arlington 02474.

How it measures up in Arlington 02474

The dot is this home. The mark in the middle is the typical home in Arlington 02474.

Estimated value$1,153,425
CheaperTypical $1,022,216Pricier

Pricier than 66% of homes nearby

Price per ft²$801
CheaperTypical $587Pricier

Pricier than 94% of homes nearby

Living area1,440 ft²
SmallerTypical 1,980 ft²Bigger

Bigger than 27% of homes nearby

Lot size0.14 ac
SmallerTypical 0.14 acBigger

Bigger than 45% of homes nearby

Year built1948
OlderTypical 1934Newer

Newer than 59% of homes nearby

How 98 Mary St ranks against every home in each area.
MeasureThis homeArlington 02474Middlesex County
Estimated valuepricier than$1,153,42566% of homes78% of homes
Price per ft²pricier than$80194% of homes92% of homes
Living areabigger than1,440 ft²27% of homes31% of homes
Lot sizebigger than0.14 ac45% of homes21% of homes
Year builtnewer than194859% of homes39% of homes

About 98 Mary St

How much is 98 Mary St, Arlington, MA worth?

The TopHap Estimate for 98 Mary St, Arlington, MA is $1,153,425 as of Aug 30, 2026. The likely range is $1,106,568 to $1,200,282. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 98 Mary St, Arlington, MA last sell?

98 Mary St, Arlington, MA last sold on May 13, 2005 for $480,000, according to the county's recorded deed.

How big is 98 Mary St, Arlington, MA?

98 Mary St, Arlington, MA has 3 bedrooms, 2 bathrooms, 1,440 square feet of living space and a 0.14-acre lot.

When was 98 Mary St, Arlington, MA built?

98 Mary St, Arlington, MA was built in 1948, making it 78 years old. It is a colonial home. The building has 2 stories.

What schools serve 98 Mary St, Arlington, MA?

98 Mary St, Arlington, MA is assigned to R.J. Hardy Elementary School (elementary), rated B; Arlington High School (high), rated A+; Ottoson Middle School (middle), rated A. All sit in Arlington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 98 Mary St, Arlington, MA compare to other homes in Arlington 02474?

Among the 8,570 homes in Arlington 02474, it is worth more than 66% of them ($1,153,425 against a typical $1,022,216), its price per square foot is higher than 94% of them ($801 against a typical $587), it is bigger than 27% of them (1,440 ft² against a typical 1,980 ft²), its lot is bigger than 45% of them (0.14 ac against a typical 0.14 ac) and it is newer than 59% of them (1948 against a typical 1934). Measured against all of Middlesex County, it is worth more than 78% 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 98 Mary St, Arlington, MA?

The 2025 property tax bill for 98 Mary St, Arlington, MA was $10,572. The county assessed it at $981,600.

More homes on Mary St

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