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CondominiumResidential
$1,009,805$889 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

15417 RIVERSIDE DR # 21B

FLUSHING, NY 11357
Building report
0
Baths
1,136 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.
4.31 ac
Lot SizeThe size of the land the home sits on, from county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1M
$888K low$1.1M high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$1,009,805
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$807,844

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,240 (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.$31,070 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,476
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$27,594
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$32,669
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$652,958

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.66 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.80%
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.1 percent coastal 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.Condominium
CountyQueens
Lot (acres)The size of the land the home sits on, from county records.4.31
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Neighborhood · ZIP 11357These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.116
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.110

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.95%
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.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.40,152
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.14,288 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,455
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$124,671
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.55%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

15417 Riverside Dr # 21b 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 83% of homes in Queens County
  • Costs more per square foot than 87% of homes in Queens County
  • Smaller than 88% of homes in Whitestone 11357
  • Among the largest lots in Beechhurst

What homes are worth in Whitestone 11357

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

This home
$223K$2.5M

This home is worth more than 52% of homes in Whitestone 11357.

How it measures up in Whitestone 11357

The dot is this home. The mark in the middle is the typical home in Whitestone 11357.

Estimated value$1,009,805
CheaperTypical $988,159Pricier

Pricier than 52% of homes nearby

Price per ft²$889
CheaperTypical $739Pricier

Pricier than 78% of homes nearby

Living area1,136 ft²
SmallerTypical 1,802 ft²Bigger

Bigger than 12% of homes nearby

Lot size4.31 ac
SmallerTypical 4,008 ft²Bigger

Bigger than almost all homes nearby

How 15417 Riverside Dr # 21b ranks against every home in each area.
MeasureThis homeBeechhurstWhitestone 11357Queens County
Estimated valuepricier than$1,009,80553% of homes52% of homes83% of homes
Price per ft²pricier than$88979% of homes78% of homes87% of homes
Living areabigger than1,136 ft²13% of homes12% of homes20% of homes
Lot sizebigger than4.31 acalmost all homesalmost all homesalmost all homes

About 15417 Riverside Dr # 21b

How much is 15417 Riverside Dr # 21b, Flushing, NY worth?

The TopHap Estimate for 15417 Riverside Dr # 21b, Flushing, NY is $1,009,805 as of Jul 14, 2026. The likely range is $888,121 to $1,131,489. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15417 Riverside Dr # 21b, Flushing, NY last sell?

15417 Riverside Dr # 21b, Flushing, NY last sold on Jan 18, 2018, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 15417 Riverside Dr # 21b, Flushing, NY?

15417 Riverside Dr # 21b, Flushing, NY has 1,136 square feet of living space and a 4.31-acre lot.

How does 15417 Riverside Dr # 21b, Flushing, NY compare to other homes in Whitestone 11357?

Among the 13,241 homes in Whitestone 11357, it is worth more than 52% of them ($1,009,805 against a typical $988,159), its price per square foot is higher than 78% of them ($889 against a typical $739), it is bigger than 12% of them (1,136 ft² against a typical 1,802 ft²) and its lot is bigger than almost all of them (4.31 ac against a typical 4,008 ft²). Measured against all of Queens County, it is worth more than 83% 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 15417 Riverside Dr # 21b, Flushing, NY?

The 2025 property tax bill for 15417 Riverside Dr # 21b, Flushing, NY was $6,240. The county assessed it at $31,070.

Closest homes

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