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CondominiumResidential
$764,069$498 / 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 97How 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 $495,000 on Apr 30, 2018

1 OLSON ST

WILMINGTON, MA 01887
Building report
2
Beds
1.5
Baths
1,534 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.
2.85 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
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

$764K
$739K low$789K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$495,000 · Apr 30, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,255 (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.$633,600 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$633,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$504,830

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.25 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.Condominium
CountyMIDDLESEX
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.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(2)

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.

H
Wilmington High SchoolB
High · Grades 9–12 · 0.7 mi
M
Wilmington Middle SchoolB
Middle · Grades 6–8 · 0.8 mi
E
Woburn Street Elementary SchoolA-
Elementary · Grades 1–3 · 1.9 mi

District: Wilmington School District

Neighborhood · ZIP 01887These 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.55
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.86

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.98%
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.2.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.23,780
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,404 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$153,014
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$161,128
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

1 Olson 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 76% of homes in Wilmington 01887
  • Has a bigger lot than 98% of homes in Wilmington 01887
  • Newer than 93% of homes in Middlesex County

What homes are worth in Wilmington 01887

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

This home
$442K$1.3M

This home is worth more than 59% of homes in Wilmington 01887.

How it measures up in Wilmington 01887

The dot is this home. The mark in the middle is the typical home in Wilmington 01887.

Estimated value$764,069
CheaperTypical $720,414Pricier

Pricier than 59% of homes nearby

Price per ft²$498
CheaperTypical $436Pricier

Pricier than 76% of homes nearby

Living area1,534 ft²
SmallerTypical 1,644 ft²Bigger

Bigger than 42% of homes nearby

Lot size2.85 ac
SmallerTypical 0.48 acBigger

Bigger than 98% of homes nearby

Year built2007
OlderTypical 1971Newer

Newer than 91% of homes nearby

How 1 Olson St ranks against every home in each area.
MeasureThis homeWilmington 01887Middlesex County
Estimated valuepricier than$764,06959% of homes48% of homes
Price per ft²pricier than$49876% of homes59% of homes
Living areabigger than1,534 ft²42% of homes36% of homes
Lot sizebigger than2.85 ac98% of homes91% of homes
Year builtnewer than200791% of homes93% of homes

About 1 Olson St

How much is 1 Olson St, Wilmington, MA worth?

The TopHap Estimate for 1 Olson St, Wilmington, MA is $764,069 as of Sep 24, 2026. The likely range is $739,083 to $789,055. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1 Olson St, Wilmington, MA last sell?

1 Olson St, Wilmington, MA last sold on Apr 30, 2018 for $495,000, according to the county's recorded deed.

How big is 1 Olson St, Wilmington, MA?

1 Olson St, Wilmington, MA has 2 bedrooms, 1.5 bathrooms and 1,534 square feet of living space.

When was 1 Olson St, Wilmington, MA built?

1 Olson St, Wilmington, MA was built in 2007, making it 19 years old. The building has 2 stories.

What schools serve 1 Olson St, Wilmington, MA?

1 Olson St, Wilmington, MA is assigned to Wilmington High School (high), rated B; Wilmington Middle School (middle), rated B; Woburn Street Elementary School (elementary), rated A-. All sit in Wilmington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1 Olson St, Wilmington, MA compare to other homes in Wilmington 01887?

Among the 7,448 homes in Wilmington 01887, it is worth more than 59% of them ($764,069 against a typical $720,414), its price per square foot is higher than 76% of them ($498 against a typical $436), it is bigger than 42% of them (1,534 ft² against a typical 1,644 ft²), its lot is bigger than 98% of them (2.85 ac against a typical 0.48 ac) and it is newer than 91% of them (2007 against a typical 1971). Measured against all of Middlesex County, it is worth more than 48% 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 1 Olson St, Wilmington, MA?

The 2025 property tax bill for 1 Olson St, Wilmington, MA was $7,255. The county assessed it at $633,600.

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