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Single Family ResidenceResidential
$274,142$178 / 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 90How 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 $240,000 on Oct 20, 2021

420 STATE ROUTE 146

ALTAMONT, NY 12009
4
Beds
1.5
Baths
1,537 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1928
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$274K
$247K low$301K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$240,000 · Oct 20, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,654 (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.$154,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$31,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$123,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$154,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$205,333

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.38
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
5
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
64
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
75
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
21
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.0.2 percent flood zone

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.Cape Cod
CountyALBANY
Lot (acres)The size of the land the home sits on, from county records.0.25
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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 · 147 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.

H
Guilderland High SchoolA
High · Grades 9–12 · 0.4 mi
M
Farnsworth Middle SchoolB-
Middle · Grades 6–8 · 3.4 mi
E
Altamont Elementary SchoolB
Elementary · Grades KG–5 · 3.4 mi

District: Guilderland Central School District

Neighborhood · ZIP 12009These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.63

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.93%
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.5.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.9,093
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.174 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$103,535
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$123,115
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.39 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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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

420 State Route 146 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 less than 86% of homes in Altamont 12009
  • Costs less per square foot than 84% of homes in Altamont 12009
  • Smaller than 71% of homes in Altamont 12009
  • Has a smaller lot than 93% of homes in Altamont 12009
  • Older than 79% of homes in Altamont 12009

What homes are worth in Altamont 12009

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

This home
$180K$878K

This home is worth more than 14% of homes in Altamont 12009.

How it measures up in Altamont 12009

The dot is this home. The mark in the middle is the typical home in Altamont 12009.

Estimated value$274,142
CheaperTypical $397,557Pricier

Pricier than 14% of homes nearby

Price per ft²$178
CheaperTypical $226Pricier

Pricier than 16% of homes nearby

Living area1,537 ft²
SmallerTypical 1,888 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.25 ac
SmallerTypical 1.1 acBigger

Bigger than 7% of homes nearby

Year built1928
OlderTypical 1974Newer

Newer than 21% of homes nearby

How 420 State Route 146 ranks against every home in each area.
MeasureThis homeGuilderland CenterAltamont 12009Albany County
Estimated valuepricier than$274,14229% of homes14% of homes22% of homes
Price per ft²pricier than$17830% of homes16% of homes18% of homes
Living areabigger than1,537 ft²39% of homes29% of homes37% of homes
Lot sizebigger than0.25 ac22% of homes7% of homes49% of homes
Year builtnewer than192836% of homes21% of homes23% of homes

About 420 State Route 146

How much is 420 State Route 146, Altamont, NY worth?

The TopHap Estimate for 420 State Route 146, Altamont, NY is $274,142 as of Aug 30, 2026. The likely range is $247,138 to $301,146. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 420 State Route 146, Altamont, NY last sell?

420 State Route 146, Altamont, NY last sold on Oct 20, 2021 for $240,000, according to the county's recorded deed.

How big is 420 State Route 146, Altamont, NY?

420 State Route 146, Altamont, NY has 4 bedrooms, 1.5 bathrooms, 1,537 square feet of living space and a 0.25-acre lot.

When was 420 State Route 146, Altamont, NY built?

420 State Route 146, Altamont, NY was built in 1928, making it 98 years old. It is a cape cod home. The building has 1 story.

What schools serve 420 State Route 146, Altamont, NY?

420 State Route 146, Altamont, NY is assigned to Guilderland High School (high), rated A; Farnsworth Middle School (middle), rated B-; Altamont Elementary School (elementary), rated B. All sit in Guilderland Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 420 State Route 146, Altamont, NY compare to other homes in Altamont 12009?

Among the 2,752 homes in Altamont 12009, it is worth more than 14% of them ($274,142 against a typical $397,557), its price per square foot is higher than 16% of them ($178 against a typical $226), it is bigger than 29% of them (1,537 ft² against a typical 1,888 ft²), its lot is bigger than 7% of them (0.25 ac against a typical 1.1 ac) and it is newer than 21% of them (1928 against a typical 1974). Measured against all of Albany County, it is worth more than 22% 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 420 State Route 146, Altamont, NY?

The 2025 property tax bill for 420 State Route 146, Altamont, NY was $4,654. The county assessed it at $154,000.

More homes on State Route 146

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Assigned schools

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