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Single Family ResidenceResidential
$1,507,562$375 / 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 Aug 30, 2026

8 ACTON ST

CARLISLE, MA 01741
4
Beds
3.5
Baths
4,020 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.
2.68 ac
Lot SizeThe size of the land the home sits on, from county records.
1820
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.5M
$1.4M low$1.6M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$17,038 (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.$1,292,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$576,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$716,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,261,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,741,160

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.54
63
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
27
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
59
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
91
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
33
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.29 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
Lot (acres)The size of the land the home sits on, from county records.2.68
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Carlisle SchoolA
Elementary · Grades PK–8 · 1.5 mi
H
Concord Carlisle High SchoolA+
High · Grades 9–12 · 6.1 mi

District: Concord-Carlisle School District

Neighborhood · ZIP 01741These 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.105
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 100.81

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.0%
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.5,231
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.338 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$224,253
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$263,753
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

8 Acton 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 89% of homes in Middlesex County
  • Costs less per square foot than 81% of homes in Carlisle 01741
  • Bigger than 95% of homes in Middlesex County
  • Has a bigger lot than 91% of homes in Middlesex County
  • Among the oldest homes in Middlesex County

What homes are worth in Carlisle 01741

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

This home
$791K$2.6M

This home is worth more than 63% of homes in Carlisle 01741.

How it measures up in Carlisle 01741

The dot is this home. The mark in the middle is the typical home in Carlisle 01741.

Estimated value$1,507,562
CheaperTypical $1,374,429Pricier

Pricier than 63% of homes nearby

Price per ft²$375
CheaperTypical $437Pricier

Pricier than 19% of homes nearby

Living area4,020 ft²
SmallerTypical 3,138 ft²Bigger

Bigger than 72% of homes nearby

Lot size2.68 ac
SmallerTypical 2.14 acBigger

Bigger than 64% of homes nearby

Year built1820
OlderTypical 1979Newer

Newer than 3% of homes nearby

How 8 Acton St ranks against every home in each area.
MeasureThis homeCarlisle 01741Middlesex County
Estimated valuepricier than$1,507,56263% of homes89% of homes
Price per ft²pricier than$37519% of homes26% of homes
Living areabigger than4,020 ft²72% of homes95% of homes
Lot sizebigger than2.68 ac64% of homes91% of homes
Year builtnewer than18203% of homesalmost no homes

About 8 Acton St

How much is 8 Acton St, Carlisle, MA worth?

The TopHap Estimate for 8 Acton St, Carlisle, MA is $1,507,562 as of Aug 30, 2026. The likely range is $1,418,515 to $1,596,609. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8 Acton St, Carlisle, MA last sell?

8 Acton St, Carlisle, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 8 Acton St, Carlisle, MA?

8 Acton St, Carlisle, MA has 4 bedrooms, 3.5 bathrooms, 4,020 square feet of living space and a 2.68-acre lot.

When was 8 Acton St, Carlisle, MA built?

8 Acton St, Carlisle, MA was built in 1820, making it 206 years old. It is a colonial home. The building has 2 stories.

What schools serve 8 Acton St, Carlisle, MA?

8 Acton St, Carlisle, MA is assigned to Carlisle School (elementary), rated A; Concord Carlisle High School (high), rated A+. All sit in Concord-Carlisle School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8 Acton St, Carlisle, MA compare to other homes in Carlisle 01741?

Among the 1,841 homes in Carlisle 01741, it is worth more than 63% of them ($1,507,562 against a typical $1,374,429), its price per square foot is higher than 19% of them ($375 against a typical $437), it is bigger than 72% of them (4,020 ft² against a typical 3,138 ft²), its lot is bigger than 64% of them (2.68 ac against a typical 2.14 ac) and it is newer than 3% of them (1820 against a typical 1979). Measured against all of Middlesex County, it is worth more than 89% 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 8 Acton St, Carlisle, MA?

The 2025 property tax bill for 8 Acton St, Carlisle, MA was $17,038. The county assessed it at $1,292,700.

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