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Single Family ResidenceResidential
$4,161,380$1,740 / 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 52How 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

21 OPERA LN

DIAMOND POINT, NY 12824
3
Beds
3
Baths
2,392 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.
1.54 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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$4.2M
$2.2M low$6.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,537 (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.$731,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$308,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$423,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$731,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,075,000

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.Colonial
CountyWARREN
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2000
Lot (acres)The size of the land the home sits on, from county records.1.54
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.In-Ground Vinyl Pool
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 1,232 ft²

Transaction History(3)

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
Bolton Central SchoolA-
Elementary · Grades PK–12 · 2.0 mi

District: Bolton Central School District

Neighborhood · ZIP 12824These 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.174
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 100.79

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.43%
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.6.1%
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.596
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.39 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,910
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,597
Average tempThe average temperature here across a full year.44°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.52%

Owner Tools

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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

21 Opera Ln 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 Warren County
  • Among the highest price per square foot in Warren County
  • Bigger than 86% of homes in Warren County
  • Has a bigger lot than 75% of homes in Warren County
  • Newer than 80% of homes in Warren County

What homes are worth in Diamond Point 12824

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

This home
$228K$5.3M

This home is worth more than 95% of homes in Diamond Point 12824.

How it measures up in Diamond Point 12824

The dot is this home. The mark in the middle is the typical home in Diamond Point 12824.

Estimated value$4,161,380
CheaperTypical $662,309Pricier

Pricier than 95% of homes nearby

Price per ft²$1740
CheaperTypical $365Pricier

Pricier than 96% of homes nearby

Living area2,392 ft²
SmallerTypical 1,636 ft²Bigger

Bigger than 76% of homes nearby

Lot size1.54 ac
SmallerTypical 1.36 acBigger

Bigger than 53% of homes nearby

Year built1997
OlderTypical 1979Newer

Newer than 71% of homes nearby

How 21 Opera Ln ranks against every home in each area.
MeasureThis homeDiamond Point 12824Warren County
Estimated valuepricier than$4,161,38095% of homesalmost all homes
Price per ft²pricier than$174096% of homesalmost all homes
Living areabigger than2,392 ft²76% of homes86% of homes
Lot sizebigger than1.54 ac53% of homes75% of homes
Year builtnewer than199771% of homes80% of homes

About 21 Opera Ln

How much is 21 Opera Ln, Diamond Point, NY worth?

The TopHap Estimate for 21 Opera Ln, Diamond Point, NY is $4,161,380 as of Oct 21, 2026. The likely range is $2,152,886 to $6,169,874. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Opera Ln, Diamond Point, NY last sell?

21 Opera Ln, Diamond Point, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Opera Ln, Diamond Point, NY?

21 Opera Ln, Diamond Point, NY has 3 bedrooms, 3 bathrooms, 2,392 square feet of living space and a 1.54-acre lot.

When was 21 Opera Ln, Diamond Point, NY built?

21 Opera Ln, Diamond Point, NY was built in 1997, making it 29 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 Opera Ln, Diamond Point, NY?

21 Opera Ln, Diamond Point, NY is assigned to Bolton Central School (elementary), rated A-. All sit in Bolton Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Opera Ln, Diamond Point, NY compare to other homes in Diamond Point 12824?

Among the 1,011 homes in Diamond Point 12824, it is worth more than 95% of them ($4,161,380 against a typical $662,309), its price per square foot is higher than 96% of them ($1740 against a typical $365), it is bigger than 76% of them (2,392 ft² against a typical 1,636 ft²), its lot is bigger than 53% of them (1.54 ac against a typical 1.36 ac) and it is newer than 71% of them (1997 against a typical 1979). Measured against all of Warren 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 21 Opera Ln, Diamond Point, NY?

The 2025 property tax bill for 21 Opera Ln, Diamond Point, NY was $5,537. The county assessed it at $731,000.

More homes on Opera Ln

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Assigned schools

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