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Single Family ResidenceResidential
$3,960,377$926 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $2,550,000 on Jun 3, 2020

9 MONROE AVE

LARCHMONT, NY 10538
6
Beds
3.5
Baths
4,277 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
1899
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$4M
$3.6M low$4.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,550,000 · Jun 3, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$70,162 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$3,401,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$535,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,866,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,302,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,401,000

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.59
93
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
67
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
85
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
49
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.60 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.Traditional/Old
CountyWESTCHESTER
Lot (acres)The size of the land the home sits on, from county records.0.33
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Central
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, Detached
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.Porch · 1,101 ft²

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
Chatsworth Avenue Elementary SchoolA+
Elementary · Grades KG–5 · 0.4 mi
M
Hommocks Middle SchoolA+
Middle · Grades 6–8 · 0.6 mi
H
Mamaroneck High SchoolA
High · Grades 9–12 · 1.1 mi

District: Mamaroneck Union Free School District

Neighborhood · ZIP 10538These 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.45
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.116
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.111

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.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.7%
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.15,916
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,547 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$213,783
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$298,547
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.55%

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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

9 Monroe Ave 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 Westchester County
  • Costs more per square foot than 95% of homes in Westchester County
  • Bigger than 92% of homes in Larchmont 10538
  • Has a bigger lot than 78% of homes in Larchmont 10538
  • Older than 97% of homes in Larchmont 10538

What homes are worth in Larchmont 10538

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

This home
$500K$5.2M

This home is worth more than 94% of homes in Larchmont 10538.

How it measures up in Larchmont 10538

The dot is this home. The mark in the middle is the typical home in Larchmont 10538.

Estimated value$3,960,377
CheaperTypical $1,771,501Pricier

Pricier than 94% of homes nearby

Price per ft²$926
CheaperTypical $739Pricier

Pricier than 85% of homes nearby

Living area4,277 ft²
SmallerTypical 2,411 ft²Bigger

Bigger than 92% of homes nearby

Lot size0.33 ac
SmallerTypical 0.2 acBigger

Bigger than 78% of homes nearby

Year built1899
OlderTypical 1930Newer

Newer than 3% of homes nearby

How 9 Monroe Ave ranks against every home in each area.
MeasureThis homeLarchmont 10538Westchester County
Estimated valuepricier than$3,960,37794% of homes98% of homes
Price per ft²pricier than$92685% of homes95% of homes
Living areabigger than4,277 ft²92% of homes92% of homes
Lot sizebigger than0.33 ac78% of homes66% of homes
Year builtnewer than18993% of homes3% of homes

About 9 Monroe Ave

How much is 9 Monroe Ave, Larchmont, NY worth?

The TopHap Estimate for 9 Monroe Ave, Larchmont, NY is $3,960,377 as of Oct 21, 2026. The likely range is $3,630,227 to $4,290,527. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9 Monroe Ave, Larchmont, NY last sell?

9 Monroe Ave, Larchmont, NY last sold on Jun 3, 2020 for $2,550,000, according to the county's recorded deed.

How big is 9 Monroe Ave, Larchmont, NY?

9 Monroe Ave, Larchmont, NY has 6 bedrooms, 3.5 bathrooms, 4,277 square feet of living space and a 0.33-acre lot.

When was 9 Monroe Ave, Larchmont, NY built?

9 Monroe Ave, Larchmont, NY was built in 1899, making it 127 years old. It is a traditional/old home. The building has 2 stories.

What schools serve 9 Monroe Ave, Larchmont, NY?

9 Monroe Ave, Larchmont, NY is assigned to Chatsworth Avenue Elementary School (elementary), rated A+; Hommocks Middle School (middle), rated A+; Mamaroneck High School (high), rated A. All sit in Mamaroneck Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9 Monroe Ave, Larchmont, NY compare to other homes in Larchmont 10538?

Among the 4,811 homes in Larchmont 10538, it is worth more than 94% of them ($3,960,377 against a typical $1,771,501), its price per square foot is higher than 85% of them ($926 against a typical $739), it is bigger than 92% of them (4,277 ft² against a typical 2,411 ft²), its lot is bigger than 78% of them (0.33 ac against a typical 0.2 ac) and it is newer than 3% of them (1899 against a typical 1930). Measured against all of Westchester 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 9 Monroe Ave, Larchmont, NY?

The 2026 property tax bill for 9 Monroe Ave, Larchmont, NY was $70,162. The county assessed it at $3,401,000.

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