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Single Family ResidenceResidential
$1,541,438$431 / 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 49How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $630,000 on Dec 22, 2015

300 STATE ROUTE 421

TUPPER LAKE, NY 12986
2
Beds
3 / 1
Baths
3,580 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.
6.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1.5M
$753K low$2.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$630,000 · Dec 22, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$18,201 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$750,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$455,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$295,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$750,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$961,538

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.135 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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.Contemporary
CountySt. Lawrence
Lot (acres)The size of the land the home sits on, from county records.6.30
HeatingThe type of heating system in the home.Hot Water

Transaction History(1)

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
Tupper Lake Middle-High SchoolC-
Middle · Grades 6–12 · 7.5 mi
E
L P Quinn Elementary SchoolF
Elementary · Grades PK–5 · 8.2 mi

District: Tupper Lake Central School District

Neighborhood · ZIP 12986These 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.142
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.136

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.69%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
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.5,757
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.17 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$59,674
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$82,930
Average tempThe average temperature here across a full year.40°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

300 State Route 421 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 most valuable homes in St. Lawrence County
  • Among the highest price per square foot in St. Lawrence County
  • Among the largest homes in St. Lawrence County
  • Has a bigger lot than 92% of homes in Tupper Lake 12986
  • Newer than 87% of homes in Tupper Lake 12986

What homes are worth in Tupper Lake 12986

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

This home
$37K$1M

This home is worth more than almost all homes in Tupper Lake 12986.

How it measures up in Tupper Lake 12986

The dot is this home. The mark in the middle is the typical home in Tupper Lake 12986.

Estimated value$1,541,438
CheaperTypical $124,197Pricier

Pricier than almost all homes nearby

Price per ft²$431
CheaperTypical $93Pricier

Pricier than 97% of homes nearby

Living area3,580 ft²
SmallerTypical 1,357 ft²Bigger

Bigger than 98% of homes nearby

Lot size6.3 ac
SmallerTypical 0.43 acBigger

Bigger than 92% of homes nearby

Year built1997
OlderTypical 1954Newer

Newer than 87% of homes nearby

How 300 State Route 421 ranks against every home in each area.
MeasureThis homeTupper Lake 12986St. Lawrence County
Estimated valuepricier than$1,541,438almost all homesalmost all homes
Price per ft²pricier than$43197% of homesalmost all homes
Living areabigger than3,580 ft²98% of homesalmost all homes
Lot sizebigger than6.3 ac92% of homes81% of homes
Year builtnewer than199787% of homes85% of homes

About 300 State Route 421

How much is 300 State Route 421, Tupper Lake, NY worth?

The TopHap Estimate for 300 State Route 421, Tupper Lake, NY is $1,541,438 as of Sep 24, 2026. The likely range is $753,236 to $2,329,640. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 300 State Route 421, Tupper Lake, NY last sell?

300 State Route 421, Tupper Lake, NY last sold on Dec 22, 2015 for $630,000, according to the county's recorded deed.

How big is 300 State Route 421, Tupper Lake, NY?

300 State Route 421, Tupper Lake, NY has 2 bedrooms, 3 bathrooms, 3,580 square feet of living space and a 6.30-acre lot.

When was 300 State Route 421, Tupper Lake, NY built?

300 State Route 421, Tupper Lake, NY was built in 1997, making it 29 years old. It is a contemporary home. The building has 2 stories.

What schools serve 300 State Route 421, Tupper Lake, NY?

300 State Route 421, Tupper Lake, NY is assigned to Tupper Lake Middle-High School (middle), rated C-; L P Quinn Elementary School (elementary), rated F. All sit in Tupper Lake Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 300 State Route 421, Tupper Lake, NY compare to other homes in Tupper Lake 12986?

Among the 2,997 homes in Tupper Lake 12986, it is worth more than almost all of them ($1,541,438 against a typical $124,197), its price per square foot is higher than 97% of them ($431 against a typical $93), it is bigger than 98% of them (3,580 ft² against a typical 1,357 ft²), its lot is bigger than 92% of them (6.3 ac against a typical 0.43 ac) and it is newer than 87% of them (1997 against a typical 1954). Measured against all of St. Lawrence County, it is worth more than almost all 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 300 State Route 421, Tupper Lake, NY?

The 2024 property tax bill for 300 State Route 421, Tupper Lake, NY was $18,201. The county assessed it at $750,000.

More homes on State Route 421

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