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Single Family ResidenceResidential
$686,560$600 / 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 94How 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

12 KOSCIUSKO ST

WOBURN, MA 01801
2
Beds
2.5
Baths
1,144 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
1
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

$687K
$644K low$729K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,034 (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.$706,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$389,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$317,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$671,365

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
12
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
54
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
89
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Raised Ranch
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.42
ConstructionThe main material the home's frame and walls are built from.Stone
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Yes
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, Basement
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(3)

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.

M
Joyce Middle SchoolC-
Middle · Grades 6–8 · 0.7 mi
E
Reeves Elementary SchoolB+
Elementary · Grades KG–5 · 0.8 mi
H
Woburn Memorial High SchoolB-
High · Grades 9–12 · 2.4 mi

District: Woburn School District

Neighborhood · ZIP 01801These 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.91
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
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.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.3%
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.41,334
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,253 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,257
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,854
Average tempThe average temperature here across a full year.49°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

12 Kosciusko 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 less than 76% of homes in Cummingsville
  • Costs more per square foot than 84% of homes in Woburn 01801
  • Smaller than 83% of homes in Cummingsville
  • Has a bigger lot than 75% of homes in Woburn 01801
  • Newer than 71% of homes in Middlesex County

What homes are worth in Woburn 01801

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

This home
$331K$1.3M

This home is worth more than 40% of homes in Woburn 01801.

How it measures up in Woburn 01801

The dot is this home. The mark in the middle is the typical home in Woburn 01801.

Estimated value$686,560
CheaperTypical $726,306Pricier

Pricier than 40% of homes nearby

Price per ft²$600
CheaperTypical $488Pricier

Pricier than 84% of homes nearby

Living area1,144 ft²
SmallerTypical 1,542 ft²Bigger

Bigger than 20% of homes nearby

Lot size0.42 ac
SmallerTypical 0.28 acBigger

Bigger than 75% of homes nearby

Year built1979
OlderTypical 1960Newer

Newer than 69% of homes nearby

How 12 Kosciusko St ranks against every home in each area.
MeasureThis homeCummingsvilleWoburn 01801Middlesex County
Estimated valuepricier than$686,56024% of homes40% of homes37% of homes
Price per ft²pricier than$60079% of homes84% of homes76% of homes
Living areabigger than1,144 ft²17% of homes20% of homes17% of homes
Lot sizebigger than0.42 ac69% of homes75% of homes58% of homes
Year builtnewer than197960% of homes69% of homes71% of homes

About 12 Kosciusko St

How much is 12 Kosciusko St, Woburn, MA worth?

The TopHap Estimate for 12 Kosciusko St, Woburn, MA is $686,560 as of Sep 24, 2026. The likely range is $644,172 to $728,948. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Kosciusko St, Woburn, MA last sell?

12 Kosciusko St, Woburn, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12 Kosciusko St, Woburn, MA?

12 Kosciusko St, Woburn, MA has 2 bedrooms, 2.5 bathrooms, 1,144 square feet of living space and a 0.42-acre lot.

When was 12 Kosciusko St, Woburn, MA built?

12 Kosciusko St, Woburn, MA was built in 1979, making it 47 years old. It is a raised ranch home. The building has 1 story.

What schools serve 12 Kosciusko St, Woburn, MA?

12 Kosciusko St, Woburn, MA is assigned to Joyce Middle School (middle), rated C-; Reeves Elementary School (elementary), rated B+; Woburn Memorial High School (high), rated B-. All sit in Woburn School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Kosciusko St, Woburn, MA compare to other homes in Woburn 01801?

Among the 11,913 homes in Woburn 01801, it is worth more than 40% of them ($686,560 against a typical $726,306), its price per square foot is higher than 84% of them ($600 against a typical $488), it is bigger than 20% of them (1,144 ft² against a typical 1,542 ft²), its lot is bigger than 75% of them (0.42 ac against a typical 0.28 ac) and it is newer than 69% of them (1979 against a typical 1960). Measured against all of Middlesex County, it is worth more than 37% 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 12 Kosciusko St, Woburn, MA?

The 2025 property tax bill for 12 Kosciusko St, Woburn, MA was $6,034. The county assessed it at $706,500.

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