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Single Family ResidenceResidential
$4,166,655$593 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $500,000 on Dec 29, 2017

9 CART PATH LN

LEXINGTON, MA 02421
5
Beds
6.5
Baths
7,022 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.
0.69 ac
Lot SizeThe size of the land the home sits on, from county records.
2019
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$4.2M
$3.9M low$4.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$500,000 · Dec 29, 2017
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$2,617,655
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$2,094,124
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.38%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$1,549,000
EASTERN BANK · R · recorded Jul 5, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$51,403 (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.$4,203,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$936,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,267,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,194,945

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.Mansion
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.69
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.DeckElevator

Transaction History(1)

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
Bowman Elementary SchoolA
Elementary · Grades KG–5 · 0.9 mi
M
Clarke Middle SchoolA
Middle · Grades 6–8 · 1.4 mi
H
Lexingon High SchoolA+
High · Grades 9–12 · 2.3 mi

District: Lexington School District

Neighborhood · ZIP 02421These 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.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.80

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.18,851
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,009 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$178,785
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$233,901
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

9 Cart Path Ln 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.

  • Among the most valuable homes in Lexington 02421
  • Costs less per square foot than 79% of homes in Lexington 02421
  • Among the largest homes in Lexington 02421
  • Has a bigger lot than 86% of homes in Lexington 02421
  • Newer than 98% of homes in Middlesex County

What homes are worth in Lexington 02421

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

This home
$831K$3.5M

This home is worth more than almost all homes in Lexington 02421.

How it measures up in Lexington 02421

The dot is this home. The mark in the middle is the typical home in Lexington 02421.

Estimated value$4,166,655
CheaperTypical $1,536,169Pricier

Pricier than almost all homes nearby

Price per ft²$593
CheaperTypical $689Pricier

Pricier than 21% of homes nearby

Living area7,022 ft²
SmallerTypical 2,223 ft²Bigger

Bigger than almost all homes nearby

Lot size0.69 ac
SmallerTypical 0.36 acBigger

Bigger than 86% of homes nearby

Year built2019
OlderTypical 1958Newer

Newer than 97% of homes nearby

How 9 Cart Path Ln ranks against every home in each area.
MeasureThis homeLexington 02421Middlesex County
Estimated valuepricier than$4,166,655almost all homesalmost all homes
Price per ft²pricier than$59321% of homes75% of homes
Living areabigger than7,022 ft²almost all homesalmost all homes
Lot sizebigger than0.69 ac86% of homes71% of homes
Year builtnewer than201997% of homes98% of homes

About 9 Cart Path Ln

How much is 9 Cart Path Ln, Lexington, MA worth?

The TopHap Estimate for 9 Cart Path Ln, Lexington, MA is $4,166,655 as of Jul 14, 2026. The likely range is $3,888,145 to $4,445,165. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9 Cart Path Ln, Lexington, MA last sell?

9 Cart Path Ln, Lexington, MA last sold on Dec 29, 2017 for $500,000, according to the county's recorded deed.

How big is 9 Cart Path Ln, Lexington, MA?

9 Cart Path Ln, Lexington, MA has 5 bedrooms, 6.5 bathrooms, 7,022 square feet of living space and a 0.69-acre lot.

When was 9 Cart Path Ln, Lexington, MA built?

9 Cart Path Ln, Lexington, MA was built in 2019, making it 7 years old. It is a mansion home. The building has 2 stories.

What schools serve 9 Cart Path Ln, Lexington, MA?

9 Cart Path Ln, Lexington, MA is assigned to Bowman Elementary School (elementary), rated A; Clarke Middle School (middle), rated A; Lexingon High School (high), rated A+. All sit in Lexington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9 Cart Path Ln, Lexington, MA compare to other homes in Lexington 02421?

Among the 5,257 homes in Lexington 02421, it is worth more than almost all of them ($4,166,655 against a typical $1,536,169), its price per square foot is higher than 21% of them ($593 against a typical $689), it is bigger than almost all of them (7,022 ft² against a typical 2,223 ft²), its lot is bigger than 86% of them (0.69 ac against a typical 0.36 ac) and it is newer than 97% of them (2019 against a typical 1958). Measured against all of Middlesex County, it is worth more than almost all 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 9 Cart Path Ln, Lexington, MA?

The 2025 property tax bill for 9 Cart Path Ln, Lexington, MA was $51,403. The county assessed it at $4,203,000.

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Assigned schools

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