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CondominiumResidential
$2,876,711$937 / 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 89How 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 $1,861,097 on Dec 1, 2011

4 FLAGG CIR

WESTON, MA 02493
3
Beds
4.5
Baths
3,069 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.
0.64 ac
Lot SizeThe size of the land the home sits on, from county records.
2011
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$2.9M
$2.6M low$3.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,861,097 · Dec 1, 2011

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$30,266 (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.$2,726,700 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,726,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,339,060

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.53
58
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.
32
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.22 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
Lot (acres)The size of the land the home sits on, from county records.0.64
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(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.

E
WoodlandA+
Elementary · Grades PK–3 · 0.9 mi
H
Weston High SchoolA+
High · Grades 9–12 · 1.7 mi
M
Weston Middle SchoolA-
Middle · Grades 6–8 · 1.8 mi

District: Weston School District

Neighborhood · ZIP 02493These 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.56
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 100.68

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.94%
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.5.3%
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.12,379
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.714 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$202,894
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$294,479
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%

Owner Tools

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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

4 Flagg Cir 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 98% of homes in Middlesex County
  • Costs more per square foot than 96% of homes in Middlesex County
  • Bigger than 87% of homes in Middlesex County
  • Has a smaller lot than 89% of homes in Weston 02493
  • Newer than 95% of homes in Middlesex County

What homes are worth in Weston 02493

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

This home
$809K$8M

This home is worth more than 70% of homes in Weston 02493.

How it measures up in Weston 02493

The dot is this home. The mark in the middle is the typical home in Weston 02493.

Estimated value$2,876,711
CheaperTypical $2,186,199Pricier

Pricier than 70% of homes nearby

Price per ft²$937
CheaperTypical $671Pricier

Pricier than 89% of homes nearby

Living area3,069 ft²
SmallerTypical 3,327 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.64 ac
SmallerTypical 1.38 acBigger

Bigger than 11% of homes nearby

Year built2011
OlderTypical 1966Newer

Newer than 91% of homes nearby

How 4 Flagg Cir ranks against every home in each area.
MeasureThis homeWeston 02493Middlesex County
Estimated valuepricier than$2,876,71170% of homes98% of homes
Price per ft²pricier than$93789% of homes96% of homes
Living areabigger than3,069 ft²44% of homes87% of homes
Lot sizebigger than0.64 ac11% of homes70% of homes
Year builtnewer than201191% of homes95% of homes

About 4 Flagg Cir

How much is 4 Flagg Cir, Weston, MA worth?

The TopHap Estimate for 4 Flagg Cir, Weston, MA is $2,876,711 as of Aug 30, 2026. The likely range is $2,552,546 to $3,200,876. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4 Flagg Cir, Weston, MA last sell?

4 Flagg Cir, Weston, MA last sold on Dec 1, 2011 for $1,861,097, according to the county's recorded deed.

How big is 4 Flagg Cir, Weston, MA?

4 Flagg Cir, Weston, MA has 3 bedrooms, 4.5 bathrooms, 3,069 square feet of living space and a 0.64-acre lot.

When was 4 Flagg Cir, Weston, MA built?

4 Flagg Cir, Weston, MA was built in 2011, making it 15 years old. The building has 2 stories.

What schools serve 4 Flagg Cir, Weston, MA?

4 Flagg Cir, Weston, MA is assigned to Woodland (elementary), rated A+; Weston High School (high), rated A+; Weston Middle School (middle), rated A-. All sit in Weston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4 Flagg Cir, Weston, MA compare to other homes in Weston 02493?

Among the 3,712 homes in Weston 02493, it is worth more than 70% of them ($2,876,711 against a typical $2,186,199), its price per square foot is higher than 89% of them ($937 against a typical $671), it is bigger than 44% of them (3,069 ft² against a typical 3,327 ft²), its lot is bigger than 11% of them (0.64 ac against a typical 1.38 ac) and it is newer than 91% of them (2011 against a typical 1966). Measured against all of Middlesex County, it is worth more than 98% 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 4 Flagg Cir, Weston, MA?

The 2025 property tax bill for 4 Flagg Cir, Weston, MA was $30,266. The county assessed it at $2,726,700.

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