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Single Family ResidenceResidential
$556,581$451 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $98,750 on Nov 13, 2017

23 RICHARD AVE

RONKONKOMA, NY 11779
3
Beds
1
Baths
1,234 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1961
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.

Valuation

$557K
$520K low$593K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$98,750 · Nov 13, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,915 (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.$2,120 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$120
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$441,667

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.14
HeatingThe type of heating system in the home.Radiant
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.Waterfront

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
Samoset Middle SchoolC+
Middle · Grades 6–8 · 1.4 mi
H
Sachem High School NorthA
High · Grades 9–12 · 1.7 mi
E
Cayuga Elementary SchoolC
Elementary · Grades KG–5 · 1.8 mi

District: Sachem Central School District

Neighborhood · ZIP 11779These 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.63
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 100.69

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
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.38,580
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,016 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,236
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,924
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

23 Richard 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.

  • Worth less than 80% of homes in Suffolk County
  • Costs more per square foot than 73% of homes in Lake Ronkonkoma
  • Smaller than 76% of homes in Suffolk County
  • Has a smaller lot than 91% of homes in Lake Ronkonkoma
  • Older than 66% of homes in Suffolk County

What homes are worth in Ronkonkoma 11779

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

This home
$401K$1.2M

This home is worth more than 25% of homes in Ronkonkoma 11779.

How it measures up in Ronkonkoma 11779

The dot is this home. The mark in the middle is the typical home in Ronkonkoma 11779.

Estimated value$556,581
CheaperTypical $618,873Pricier

Pricier than 25% of homes nearby

Price per ft²$451
CheaperTypical $390Pricier

Pricier than 69% of homes nearby

Living area1,234 ft²
SmallerTypical 1,595 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.14 ac
SmallerTypical 0.25 acBigger

Bigger than 11% of homes nearby

Year built1961
OlderTypical 1966Newer

Newer than 41% of homes nearby

How 23 Richard Ave ranks against every home in each area.
MeasureThis homeLake RonkonkomaRonkonkoma 11779Suffolk County
Estimated valuepricier than$556,58127% of homes25% of homes20% of homes
Price per ft²pricier than$45173% of homes69% of homes61% of homes
Living areabigger than1,234 ft²25% of homes29% of homes24% of homes
Lot sizebigger than0.14 ac9% of homes11% of homes13% of homes
Year builtnewer than196142% of homes41% of homes34% of homes

About 23 Richard Ave

How much is 23 Richard Ave, Ronkonkoma, NY worth?

The TopHap Estimate for 23 Richard Ave, Ronkonkoma, NY is $556,581 as of Aug 30, 2026. The likely range is $519,676 to $593,486. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23 Richard Ave, Ronkonkoma, NY last sell?

23 Richard Ave, Ronkonkoma, NY last sold on Nov 13, 2017 for $98,750, according to the county's recorded deed.

How big is 23 Richard Ave, Ronkonkoma, NY?

23 Richard Ave, Ronkonkoma, NY has 3 bedrooms, 1 bathrooms, 1,234 square feet of living space and a 0.14-acre lot.

When was 23 Richard Ave, Ronkonkoma, NY built?

23 Richard Ave, Ronkonkoma, NY was built in 1961, making it 65 years old. The building has 1 story.

What schools serve 23 Richard Ave, Ronkonkoma, NY?

23 Richard Ave, Ronkonkoma, NY is assigned to Samoset Middle School (middle), rated C+; Sachem High School North (high), rated A; Cayuga Elementary School (elementary), rated C. All sit in Sachem Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 23 Richard Ave, Ronkonkoma, NY compare to other homes in Ronkonkoma 11779?

Among the 11,355 homes in Ronkonkoma 11779, it is worth more than 25% of them ($556,581 against a typical $618,873), its price per square foot is higher than 69% of them ($451 against a typical $390), it is bigger than 29% of them (1,234 ft² against a typical 1,595 ft²), its lot is bigger than 11% of them (0.14 ac against a typical 0.25 ac) and it is newer than 41% of them (1961 against a typical 1966). Measured against all of Suffolk County, it is worth more than 20% 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 23 Richard Ave, Ronkonkoma, NY?

The 2024 property tax bill for 23 Richard Ave, Ronkonkoma, NY was $6,915. The county assessed it at $2,120.

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