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CondominiumResidential
$525,544$312 / 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 $460,000 on Sep 22, 2022

577 GREAT ELM WAY

ACTON, MA 01718
3
Beds
2.5
Baths
1,684 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.
12.73 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$526K
$504K low$547K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$460,000 · Sep 22, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,227 (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.$421,400 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$421,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$515,755

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
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
Luther Conant Elementary SchoolA+
Elementary · Grades KG–6 · 3.1 mi
H
Acton - Boxborough Regional High SchoolA
High · Grades 9–12 · 3.1 mi
M
R. J. Grey Junior High SchoolA
Middle · Grades 7–8 · 3.3 mi

District: Acton-Boxborough School District

Neighborhood · ZIP 01718These 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.130
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 100.74

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.59
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,659 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$134,897
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,056
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

577 Great Elm Way 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 83% of homes in Middlesex County
  • Costs less per square foot than 89% of homes in Middlesex County
  • Bigger than 92% of homes in Acton 01718
  • Among the largest lots in Acton 01718
  • Among the newest homes in Acton 01718

What homes are worth in Acton 01718

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

This home
$406K$614K

This home is worth more than 59% of homes in Acton 01718.

How it measures up in Acton 01718

The dot is this home. The mark in the middle is the typical home in Acton 01718.

Estimated value$525,544
CheaperTypical $519,361Pricier

Pricier than 59% of homes nearby

Price per ft²$312
CheaperTypical $331Pricier

Pricier than 19% of homes nearby

Living area1,684 ft²
SmallerTypical 1,594 ft²Bigger

Bigger than 92% of homes nearby

Lot size12.73 ac
SmallerTypical 10.95 acBigger

Bigger than almost all homes nearby

Year built1972
OlderTypical 1972Newer

Newer than almost all homes nearby

How 577 Great Elm Way ranks against every home in each area.
MeasureThis homeActon 01718Middlesex County
Estimated valuepricier than$525,54459% of homes17% of homes
Price per ft²pricier than$31219% of homes11% of homes
Living areabigger than1,684 ft²92% of homes43% of homes
Lot sizebigger than12.73 acalmost all homes97% of homes
Year builtnewer than1972almost all homes66% of homes

About 577 Great Elm Way

How much is 577 Great Elm Way, Acton, MA worth?

The TopHap Estimate for 577 Great Elm Way, Acton, MA is $525,544 as of Aug 30, 2026. The likely range is $504,137 to $546,951. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 577 Great Elm Way, Acton, MA last sell?

577 Great Elm Way, Acton, MA last sold on Sep 22, 2022 for $460,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 577 Great Elm Way, Acton, MA?

577 Great Elm Way, Acton, MA has 3 bedrooms, 2.5 bathrooms and 1,684 square feet of living space.

When was 577 Great Elm Way, Acton, MA built?

577 Great Elm Way, Acton, MA was built in 1972, making it 54 years old. The building has 2 stories.

What schools serve 577 Great Elm Way, Acton, MA?

577 Great Elm Way, Acton, MA is assigned to Luther Conant Elementary School (elementary), rated A+; Acton - Boxborough Regional High School (high), rated A; R. J. Grey Junior High School (middle), rated A. All sit in Acton-Boxborough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 577 Great Elm Way, Acton, MA compare to other homes in Acton 01718?

Among the 277 homes in Acton 01718, it is worth more than 59% of them ($525,544 against a typical $519,361), its price per square foot is higher than 19% of them ($312 against a typical $331), it is bigger than 92% of them (1,684 ft² against a typical 1,594 ft²), its lot is bigger than almost all of them (12.73 ac against a typical 10.95 ac) and it is newer than almost all of them (1972 against a typical 1972). Measured against all of Middlesex County, it is worth more than 17% 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 577 Great Elm Way, Acton, MA?

The 2025 property tax bill for 577 Great Elm Way, Acton, MA was $7,227. The county assessed it at $421,400.

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