Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
Last sold for $625,000 on Jul 31, 2017

879 ROUND SWAMP RD

OLD BETHPAGE, NY 11804
3
Baths
2,296 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$625,000 · Jul 31, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$21,505 (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.$724 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$308
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$416
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$724
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$724,000

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
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.19
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 104 ft²

Transaction History(2)

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
Old Bethpage Elementary SchoolB+
Elementary · Grades KG–4 · 0.8 mi
M
Howard B. Mattlin Middle SchoolA-
Middle · Grades 5–8 · 1.5 mi
H
Plainview-Old Bethpage John F. Kennedy High SchoolA
High · Grades 9–12 · 1.7 mi

District: Plainview-Old Bethpage Central School District

Neighborhood · ZIP 11804These 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.117
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.89

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.85%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.5,721
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,911 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$177,890
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$167,799
Average tempThe average temperature here across a full year.53°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.56%

Owner Tools

Do you own this home?
Claim this home

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

879 Round Swamp 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.

  • Bigger than 82% of homes in Old Bethpage
  • Has a bigger lot than 75% of homes in Nassau County
  • Newer than 97% of homes in Old Bethpage 11804

How it measures up in Old Bethpage 11804

The dot is this home. The mark in the middle is the typical home in Old Bethpage 11804.

Living area2,296 ft²
SmallerTypical 1,854 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.19 ac
SmallerTypical 0.23 acBigger

Bigger than 38% of homes nearby

Year built1999
OlderTypical 1958Newer

Newer than 97% of homes nearby

How 879 Round Swamp Rd ranks against every home in each area.
MeasureThis homeOld BethpageOld Bethpage 11804Nassau County
Living areabigger than2,296 ft²82% of homes77% of homes77% of homes
Lot sizebigger than0.19 ac38% of homes38% of homes75% of homes
Year builtnewer than199956% of homes97% of homes94% of homes

About 879 Round Swamp Rd

When did 879 Round Swamp Rd, Old Bethpage, NY last sell?

879 Round Swamp Rd, Old Bethpage, NY last sold on Jul 31, 2017 for $625,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 879 Round Swamp Rd, Old Bethpage, NY?

879 Round Swamp Rd, Old Bethpage, NY has 3 bathrooms, 2,296 square feet of living space and a 0.19-acre lot.

When was 879 Round Swamp Rd, Old Bethpage, NY built?

879 Round Swamp Rd, Old Bethpage, NY was built in 1999, making it 27 years old. It is a colonial home. The building has 2 stories.

What schools serve 879 Round Swamp Rd, Old Bethpage, NY?

879 Round Swamp Rd, Old Bethpage, NY is assigned to Old Bethpage Elementary School (elementary), rated B+; Howard B. Mattlin Middle School (middle), rated A-; Plainview-Old Bethpage John F. Kennedy High School (high), rated A. All sit in Plainview-Old Bethpage Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 879 Round Swamp Rd, Old Bethpage, NY compare to other homes in Old Bethpage 11804?

Among the 1,533 homes in Old Bethpage 11804, it is bigger than 77% of them (2,296 ft² against a typical 1,854 ft²), its lot is bigger than 38% of them (0.19 ac against a typical 0.23 ac) and it is newer than 97% of them (1999 against a typical 1958). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 879 Round Swamp Rd, Old Bethpage, NY?

The 2025 property tax bill for 879 Round Swamp Rd, Old Bethpage, NY was $21,505. The county assessed it at $724.

More homes on Round Swamp Rd

Closest homes

More homes in Old Bethpage 11804

Assigned schools

Explore the area

See this home in context

Open 879 Round Swamp Rd on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map