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Single Family ResidenceResidential
$1,665,253$498 / 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 87How 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 $2,700,000 on Jan 9, 2024

309 ROUTE 343

MILLBROOK, NY 12545
6
Beds
5
Baths
3,346 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.
11.38 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.7M
$1.4M low$1.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,700,000 · Jan 9, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$47,938 (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.$1,320,210 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$270,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,049,510
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,152,910
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,954,400

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.Contemporary
CountyDUTCHESS
Lot (acres)The size of the land the home sits on, from county records.11.38
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
ViewThe type of view from the property, or another feature of the site that affects value.Rural
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 720 ft²Porch · 503 ft²

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.

M
Millbrook Middle SchoolB+
Middle · Grades 6–8 · 0.8 mi
H
Millbrook High SchoolB
High · Grades 9–12 · 0.8 mi
E
Elm Drive Elementary School
Elementary · Grades PK–2 · 1.2 mi

District: Millbrook Central School District

Neighborhood · ZIP 12545These 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.145
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

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.85%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.4,799
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.90 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,348
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$168,005
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

309 Route 343 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 Dutchess County
  • Costs more per square foot than 96% of homes in Dutchess County
  • Bigger than 92% of homes in Dutchess County
  • Has a bigger lot than 96% of homes in Dutchess County

What homes are worth in Millbrook 12545

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

This home
$380K$5.8M

This home is worth more than 84% of homes in Millbrook 12545.

How it measures up in Millbrook 12545

The dot is this home. The mark in the middle is the typical home in Millbrook 12545.

Estimated value$1,665,253
CheaperTypical $720,042Pricier

Pricier than 84% of homes nearby

Price per ft²$498
CheaperTypical $362Pricier

Pricier than 81% of homes nearby

Living area3,346 ft²
SmallerTypical 2,128 ft²Bigger

Bigger than 79% of homes nearby

Lot size11.38 ac
SmallerTypical 2 acBigger

Bigger than 80% of homes nearby

Year built1970
OlderTypical 1962Newer

Newer than 60% of homes nearby

How 309 Route 343 ranks against every home in each area.
MeasureThis homeMillbrook 12545Dutchess County
Estimated valuepricier than$1,665,25384% of homes98% of homes
Price per ft²pricier than$49881% of homes96% of homes
Living areabigger than3,346 ft²79% of homes92% of homes
Lot sizebigger than11.38 ac80% of homes96% of homes
Year builtnewer than197060% of homes52% of homes

About 309 Route 343

How much is 309 Route 343, Millbrook, NY worth?

The TopHap Estimate for 309 Route 343, Millbrook, NY is $1,665,253 as of Oct 21, 2026. The likely range is $1,449,370 to $1,881,136. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Route 343, Millbrook, NY last sell?

309 Route 343, Millbrook, NY last sold on Jan 9, 2024 for $2,700,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 309 Route 343, Millbrook, NY?

309 Route 343, Millbrook, NY has 6 bedrooms, 5 bathrooms, 3,346 square feet of living space and a 11.38-acre lot.

When was 309 Route 343, Millbrook, NY built?

309 Route 343, Millbrook, NY was built in 1970, making it 56 years old. It is a contemporary home. The building has 1 story.

What schools serve 309 Route 343, Millbrook, NY?

309 Route 343, Millbrook, NY is assigned to Millbrook Middle School (middle), rated B+; Millbrook High School (high), rated B; Elm Drive Elementary School (elementary). All sit in Millbrook Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Route 343, Millbrook, NY compare to other homes in Millbrook 12545?

Among the 1,596 homes in Millbrook 12545, it is worth more than 84% of them ($1,665,253 against a typical $720,042), its price per square foot is higher than 81% of them ($498 against a typical $362), it is bigger than 79% of them (3,346 ft² against a typical 2,128 ft²), its lot is bigger than 80% of them (11.38 ac against a typical 2 ac) and it is newer than 60% of them (1970 against a typical 1962). Measured against all of Dutchess 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 309 Route 343, Millbrook, NY?

The 2025 property tax bill for 309 Route 343, Millbrook, NY was $47,938. The county assessed it at $1,320,210.

More homes on Route 343

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Assigned schools

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