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Single Family ResidenceResidential
$749,990$411 / 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 92How 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

233 RIVER RD

MANORVILLE, NY 11949
3
Beds
1.5
Baths
1,825 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.
11.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
9
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$750K
$690K low$810K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,371 (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.$71,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$32,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$39,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$881,127

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.38 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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 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.Single Family Residence
CountySUFFOLK
HeatingThe type of heating system in the home.Yes
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.No
ViewThe type of view from the property, or another feature of the site that affects value.Inferior

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.

E
Riley Avenue SchoolD
Elementary · Grades PK–4 · 4.7 mi
H
Riverhead Senior High SchoolC-
High · Grades 9–12 · 6.9 mi
M
Riverhead Middle SchoolD
Middle · Grades 6–8 · 7.0 mi

District: Riverhead Central School District

Neighborhood · ZIP 11949These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.7%
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.15,373
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.412 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$118,020
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$140,769
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

233 River Rd 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 71% of homes in Calverton
  • Costs more per square foot than 76% of homes in Manorville 11949
  • Among the largest lots in Manorville 11949
  • Older than 97% of homes in Manorville 11949

What homes are worth in Manorville 11949

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

This home
$389K$1.2M

This home is worth more than 52% of homes in Manorville 11949.

How it measures up in Manorville 11949

The dot is this home. The mark in the middle is the typical home in Manorville 11949.

Estimated value$749,990
CheaperTypical $741,227Pricier

Pricier than 52% of homes nearby

Price per ft²$411
CheaperTypical $349Pricier

Pricier than 76% of homes nearby

Living area1,825 ft²
SmallerTypical 1,940 ft²Bigger

Bigger than 46% of homes nearby

Lot size11.3 ac
SmallerTypical 0.85 acBigger

Bigger than almost all homes nearby

Year built1940
OlderTypical 1992Newer

Newer than 3% of homes nearby

How 233 River Rd ranks against every home in each area.
MeasureThis homeCalvertonManorville 11949Suffolk County
Estimated valuepricier than$749,99071% of homes52% of homes60% of homes
Price per ft²pricier than$41162% of homes76% of homes49% of homes
Living areabigger than1,825 ft²59% of homes46% of homes57% of homes
Lot sizebigger than11.3 acalmost all homesalmost all homesalmost all homes
Year builtnewer than19408% of homes3% of homes9% of homes

About 233 River Rd

How much is 233 River Rd, Manorville, NY worth?

The TopHap Estimate for 233 River Rd, Manorville, NY is $749,990 as of Jul 14, 2026. The likely range is $690,151 to $809,829. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 233 River Rd, Manorville, NY last sell?

233 River Rd, Manorville, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 233 River Rd, Manorville, NY?

233 River Rd, Manorville, NY has 3 bedrooms, 1.5 bathrooms and 1,825 square feet of living space.

When was 233 River Rd, Manorville, NY built?

233 River Rd, Manorville, NY was built in 1940, making it 86 years old. The building has 1 story.

What schools serve 233 River Rd, Manorville, NY?

233 River Rd, Manorville, NY is assigned to Riley Avenue School (elementary), rated D; Riverhead Senior High School (high), rated C-; Riverhead Middle School (middle), rated D. All sit in Riverhead Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 233 River Rd, Manorville, NY compare to other homes in Manorville 11949?

Among the 4,807 homes in Manorville 11949, it is worth more than 52% of them ($749,990 against a typical $741,227), its price per square foot is higher than 76% of them ($411 against a typical $349), it is bigger than 46% of them (1,825 ft² against a typical 1,940 ft²), its lot is bigger than almost all of them (11.3 ac against a typical 0.85 ac) and it is newer than 3% of them (1940 against a typical 1992). Measured against all of Suffolk County, it is worth more than 60% 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 233 River Rd, Manorville, NY?

The 2024 property tax bill for 233 River Rd, Manorville, NY was $14,371. The county assessed it at $71,900.

More homes on River Rd

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More homes in Manorville 11949

Assigned schools

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See this home in context

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