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Commercial (General)Commercial

21 DONALD AVE

RIVERHEAD, NY 11901
3
Beds
1
Baths
2,992 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.
1.01 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
ParkingThe number of parking spaces on the property, including the garage.

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$257,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$257,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$408,254

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.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.45%
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.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Commercial (General)
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountySUFFOLK
HeatingThe type of heating system in the home.Hot Water
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
ViewThe type of view from the property, or another feature of the site that affects value.Inferior
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 584 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Phillips Avenue SchoolF
Elementary · Grades PK–4 · 0.4 mi
M
Riverhead Middle SchoolC+
Middle · Grades 6–8 · 1.6 mi
H
Riverhead Senior High SchoolC-
High · Grades 9–12 · 1.8 mi

District: Riverhead Central School District

Neighborhood · ZIP 11901These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.50

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
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.29,638
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.531 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,609
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,711
Average tempThe average temperature here across a full year.52°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.58%

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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 Donald Ave 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.

  • Bigger than 97% of homes in Riverside
  • Has a bigger lot than 96% of homes in Riverside
  • Newer than 80% of homes in Suffolk County

How it measures up in Riverhead 11901

The dot is this home. The mark in the middle is the typical home in Riverhead 11901.

Living area2,992 ft²
SmallerTypical 1,383 ft²Bigger

Bigger than 94% of homes nearby

Lot size1.01 ac
SmallerTypical 0.31 acBigger

Bigger than 92% of homes nearby

Year built1994
OlderTypical 1991Newer

Newer than 57% of homes nearby

How 21 Donald Ave ranks against every home in each area.
MeasureThis homeRiversideRiverhead 11901Suffolk County
Living areabigger than2,992 ft²97% of homes94% of homes92% of homes
Lot sizebigger than1.01 ac96% of homes92% of homes92% of homes
Year builtnewer than199432% of homes57% of homes80% of homes

About 21 Donald Ave

When did 21 Donald Ave, Riverhead, NY last sell?

21 Donald Ave, Riverhead, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Donald Ave, Riverhead, NY?

21 Donald Ave, Riverhead, NY has 3 bedrooms, 1 bathrooms and 2,992 square feet of living space.

When was 21 Donald Ave, Riverhead, NY built?

21 Donald Ave, Riverhead, NY was built in 1994, making it 32 years old. It is a mobile home home. The building has 1 story.

What schools serve 21 Donald Ave, Riverhead, NY?

21 Donald Ave, Riverhead, NY is assigned to Phillips Avenue School (elementary), rated F; Riverhead Middle School (middle), rated C+; Riverhead Senior High School (high), rated C-. All sit in Riverhead Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Donald Ave, Riverhead, NY compare to other homes in Riverhead 11901?

Among the 9,726 homes in Riverhead 11901, it is bigger than 94% of them (2,992 ft² against a typical 1,383 ft²), its lot is bigger than 92% of them (1.01 ac against a typical 0.31 ac) and it is newer than 57% of them (1994 against a typical 1991). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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