School district · Oyster Bay · 2028 tentative roll
Plainview-Old Bethpage property taxes
287 homes sold here recently. The County valued them anywhere from 42% to 83% of what they sold for.
Free to look. A grievance can’t raise your assessment.
287 recent sales
County value as a share of each sale price
At the same $1M price, that’s $415k for one home and $828k for another.
- Typical County value
- $606,000
- Homes counted
- 8,332
How Plainview-Old Bethpage compares
Value
$606k Higher than 40 of 69 school districts
Bills here run high partly because homes are worth more. That alone doesn’t mean anyone is over-assessed: what counts is how your home compares with similar homes in Plainview-Old Bethpage.
Valued most like Plainview-Old Bethpage: Merrick, Floral Park - Bellerose, Long Beach
How often Plainview-Old Bethpage grieves
Across Nassau, most homes that file win a reduction. The dark line on each bar is Nassau as a whole.
One-to-three family homes. Filings are Nassau’s list of applications for the 2028 roll; a reduction is a final assessment below what the County’s 6% cap would have set. Winners’ cuts averaged 8% on the 2027 roll. Compare every district or read how a grievance works.
Is Plainview-Old Bethpage assessed evenly?
287 one-to-three family homes in Plainview-Old Bethpage sold in the 18 months before the County’s valuation date. For the middle sale, the County’s market value was 62.1% of the sale price. That is below 100%, so the County typically valued these homes lower than they sold for.
The County valued 0% of these homes above what they sold for. Values here are about as even as the standard assessors are held to.
- Homes sold and compared
- 287After setting aside 13 unusual sales
- County value as a share of sale price
- 62.1%The middle sale; 100% means the County’s value matched the price
- Valued above their sale price
- 0%
- Evenness of values (COD)
- 9.7The assessors’ standard for homes is 15 or lower; higher means less even
- Price-related differential (PRD)
- 1.010.98 to 1.03 is acceptable; higher favors expensive homes
By sale price
The same sales split into five groups by price. For the cheapest fifth, the County’s value was 66% of the sale price; for the priciest fifth, 57%.
Sale prices come from New York State SalesWeb records, adjusted to the valuation date by the local price trend of +0.6% a month. A ratio study describes Plainview-Old Bethpage, not your home: one sale can be unusual. It is not an appraisal. Compare your own home or see how every district ranks.
Home values in Plainview-Old Bethpage
A quarter of homes in Plainview-Old Bethpage are valued under $539,000 and a quarter over $686,000. A home near the top isn’t over-assessed for that alone; it may simply be larger, newer, or on more land.
| Figure | 5th percentile | 25th percentile | Median | 75th percentile | 95th percentile |
|---|---|---|---|---|---|
| County market value | $455,000 | $539,000 | $606,000 | $686,000 | $960,550 |
| Assessed value | $455 | $539 | $606 | $686 | $961 |
County market value
- Median
- $606,000
- Middle half
- $539,000–$686,000
- Most homes (5th–95th)
- $455,000–$960,550
Assessed value
- Median
- $606
- Middle half
- $539–$686
- Most homes (5th–95th)
- $455–$961
Reading these figures
A median describes Plainview-Old Bethpage, not your home, which may sit well above or below it for good reasons. The tentative roll can still change before it becomes final. This page summarizes published records and is not an appraisal; verify any figure that matters in the Nassau County Land Records Viewer, and see how these pages are built.
Common questions
How are homes in Plainview/Plainview-Old Bethpage CSD assessed?
Nassau assesses one-to-three family homes at the same small fraction of County market value across the county. In Plainview/Plainview-Old Bethpage CSD, the median assessed value is $606, which is 0.1% of market value. Your tax bill is calculated from assessed value.
How do I file a property tax grievance in Plainview/Plainview-Old Bethpage CSD?
File with Nassau County’s Assessment Review Commission (ARC), online or on paper, during the published window of January 4–March 1, 2027. Filing is free, needs no attorney, and the County states a grievance never raises an assessment. ARC reviews the assessment behind county, town, and school taxes. If your home is in an incorporated village that sets its own assessment, the village holds a separate grievance, usually in February.
See any home’s County record and how it compares.
Look up any home to see the value the County has assigned it. No account, payment, or appeal authorization required.
We have records for every town and city in Nassau County.
Hamlets and villages in this school district
Places with the most homes on the roll in this district. Each has its own summary page.
Town of Oyster Bay taxes and grievances · Browse every school district, hamlet, and village or compare school districts
Other school districts in Oyster Bay
Compare Plainview-Old Bethpage with its neighbors on the same roll.
Keep reading
Understanding your Nassau County assessment
Market value, assessed value and your bill measure different things. A grievance argues the value behind your assessment is too high.
Choosing comparable sales
Homes like yours in size, type, location and condition. A neighbor’s lower tax bill isn’t evidence.
Nassau County tax grievance deadline
January 4–March 1, 2027, filed with ARC. Don’t count on an extension.