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Single Family ResidenceResidential
$116,689$62 / 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 Oct 21, 2026
Last sold for $279,900 on Mar 24, 2026

840 RIVER ST

TROY, NY 12180
3
Beds
1
Baths
1,872 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$117K
$103K low$130K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$279,900 · Mar 24, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,103 (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.$60,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$43,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$60,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$102,700

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.44
64
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.
60
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
84
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
10
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.24 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%

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
CountyRENSSELAER
Lot (acres)The size of the land the home sits on, from county records.0.17
HeatingThe type of heating system in the home.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.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 · 126 ft²

Transaction History(7)

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
PS 2F
Elementary · Grades PK–5 · 0.5 mi
M
Troy Middle SchoolC-
Middle · Grades 6–8 · 1.6 mi
H
Troy High SchoolC-
High · Grades 9–12 · 1.8 mi

District: Troy City School District

Neighborhood · ZIP 12180These 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.103
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 100.57

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.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.55,638
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.985 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,443
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,896
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.41 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

840 River St 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 least valuable homes in Troy 12180
  • Among the lowest price per square foot in Troy 12180
  • Smaller than 70% of homes in North Central
  • Has a bigger lot than 84% of homes in North Central
  • Older than 79% of homes in Rensselaer County

What homes are worth in Troy 12180

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

This home
$123K$700K

This home is worth less than almost all homes in Troy 12180.

How it measures up in Troy 12180

The dot is this home. The mark in the middle is the typical home in Troy 12180.

Estimated value$116,689
CheaperTypical $312,898Pricier

Cheaper than almost all homes nearby

Price per ft²$62
CheaperTypical $209Pricier

Cheaper than almost all homes nearby

Living area1,872 ft²
SmallerTypical 1,800 ft²Bigger

Bigger than 54% of homes nearby

Lot size0.17 ac
SmallerTypical 0.18 acBigger

Bigger than 45% of homes nearby

Year built1900
OlderTypical 1939Newer

Newer than 28% of homes nearby

How 840 River St ranks against every home in each area.
MeasureThis homeNorth CentralTroy 12180Rensselaer County
Estimated valuepricier than$116,68928% of homesalmost no homes2% of homes
Price per ft²pricier than$6212% of homesalmost no homesalmost no homes
Living areabigger than1,872 ft²30% of homes54% of homes61% of homes
Lot sizebigger than0.17 ac84% of homes45% of homes25% of homes
Year builtnewer than190073% of homes28% of homes21% of homes

About 840 River St

How much is 840 River St, Troy, NY worth?

The TopHap Estimate for 840 River St, Troy, NY is $116,689 as of Oct 21, 2026. The likely range is $103,280 to $130,098. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 840 River St, Troy, NY last sell?

840 River St, Troy, NY last sold on Mar 24, 2026 for $279,900, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 840 River St, Troy, NY?

840 River St, Troy, NY has 3 bedrooms, 1 bathrooms, 1,872 square feet of living space and a 0.17-acre lot.

When was 840 River St, Troy, NY built?

840 River St, Troy, NY was built in 1900, making it 126 years old. It is a traditional/old home. The building has 2 stories.

What schools serve 840 River St, Troy, NY?

840 River St, Troy, NY is assigned to PS 2 (elementary), rated F; Troy Middle School (middle), rated C-; Troy High School (high), rated C-. All sit in Troy City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 840 River St, Troy, NY compare to other homes in Troy 12180?

Among the 13,341 homes in Troy 12180, it is worth more than almost none of them ($116,689 against a typical $312,898), its price per square foot is higher than almost none of them ($62 against a typical $209), it is bigger than 54% of them (1,872 ft² against a typical 1,800 ft²), its lot is bigger than 45% of them (0.17 ac against a typical 0.18 ac) and it is newer than 28% of them (1900 against a typical 1939). Measured against all of Rensselaer County, it is worth more than 2% 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 840 River St, Troy, NY?

The 2025 property tax bill for 840 River St, Troy, NY was $8,103. The county assessed it at $60,000.

More homes on River St

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Assigned schools

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