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Single Family ResidenceResidential
$919,328$673 / 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 91How 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 $385,000 on Dec 29, 2004

103 THESDA ST

ARLINGTON, MA 02474
2
Beds
2
Baths
1,367 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1918
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$919K
$839K low$999K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$385,000 · Dec 29, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,572 (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.$795,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$529,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$266,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$680,295

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.42 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.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.1955
Lot (acres)The size of the land the home sits on, from county records.0.18
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.Steam
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Peirce Elementary SchoolA-
Elementary · Grades KG–5 · 0.4 mi
M
Ottoson Middle SchoolA
Middle · Grades 7–8 · 0.9 mi
H
Arlington High SchoolA+
High · Grades 9–12 · 1.4 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

103 Thesda 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.

  • Costs more per square foot than 84% of homes in Middlesex County
  • Smaller than 76% of homes in Arlington 02474
  • Has a bigger lot than 71% of homes in Arlington 02474
  • Older than 82% of homes in Arlington 02474

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
$333K$2M

This home is worth more than 36% 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$919,328
CheaperTypical $1,019,468Pricier

Pricier than 36% of homes nearby

Price per ft²$673
CheaperTypical $587Pricier

Pricier than 77% of homes nearby

Living area1,367 ft²
SmallerTypical 1,974 ft²Bigger

Bigger than 24% of homes nearby

Lot size0.18 ac
SmallerTypical 0.14 acBigger

Bigger than 71% of homes nearby

Year built1918
OlderTypical 1935Newer

Newer than 18% of homes nearby

How 103 Thesda St ranks against every home in each area.
MeasureThis homeArlington 02474Middlesex County
Estimated valuepricier than$919,32836% of homes64% of homes
Price per ft²pricier than$67377% of homes84% of homes
Living areabigger than1,367 ft²24% of homes29% of homes
Lot sizebigger than0.18 ac71% of homes32% of homes
Year builtnewer than191818% of homes22% of homes

About 103 Thesda St

How much is 103 Thesda St, Arlington, MA worth?

The TopHap Estimate for 103 Thesda St, Arlington, MA is $919,328 as of Aug 30, 2026. The likely range is $839,304 to $999,352. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 103 Thesda St, Arlington, MA last sell?

103 Thesda St, Arlington, MA last sold on Dec 29, 2004 for $385,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 103 Thesda St, Arlington, MA?

103 Thesda St, Arlington, MA has 2 bedrooms, 2 bathrooms, 1,367 square feet of living space and a 0.18-acre lot.

When was 103 Thesda St, Arlington, MA built?

103 Thesda St, Arlington, MA was built in 1918, making it 108 years old. It is a colonial home. The building has 2 stories.

What schools serve 103 Thesda St, Arlington, MA?

103 Thesda St, Arlington, MA is assigned to Peirce Elementary School (elementary), rated A-; Ottoson Middle School (middle), rated A; Arlington High School (high), rated A+. All sit in Arlington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 103 Thesda St, Arlington, MA compare to other homes in Arlington 02474?

Among the 8,570 homes in Arlington 02474, it is worth more than 36% of them ($919,328 against a typical $1,019,468), its price per square foot is higher than 77% of them ($673 against a typical $587), it is bigger than 24% of them (1,367 ft² against a typical 1,974 ft²), its lot is bigger than 71% of them (0.18 ac against a typical 0.14 ac) and it is newer than 18% of them (1918 against a typical 1935). Measured against all of Middlesex County, it is worth more than 64% 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 103 Thesda St, Arlington, MA?

The 2025 property tax bill for 103 Thesda St, Arlington, MA was $8,572. The county assessed it at $795,900.

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