Nassau County and Oyster Bay Town property record for 23 Diamond Dr, Plainview, NY 11803 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 948 sqft · built 1953 |
| Lot Size | 0.164 acres (7,128 sqft) |
| Owner | Company Name on File |
| Last Sale | $660,000 (Apr 2025) |
| Tax Bill | $8,089 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 12-372-00-0025 |
| Primary APN | 12-372-00-0025 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Bath |
|---|---|
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 948 sqft Living Area |
| Gross Area | 1,158 sqft |
| 1st Floor Area | 948 sqft |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1953 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Material | Other |
| Lot Area | 7,128 sqft (0.164 acres) |
| Lot Dimensions | 115 ft deep x 63 ft wide |
| Garage Type | Attached |
| Garage Area | 210 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 12372 00250 |
|---|---|
| Street Address | 23 DIAMOND DR |
| City | PLAINVIEW |
| State | NY |
| Zip | 11803-2103 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #3 SCH DIST 019 |
| Legal Block | 372 |
| Legal Lot Number | 25 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | OYSTER BAY |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 519704 |
Source: Nassau County and Oyster Bay Town records · APN 12-372-00-0025
Assessment roll updated June 17, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 19 CEDAR DR E, PLAINVIEW, NY 11803-2009 |
| Owner Type | Company |
| Vesting | Limited Liability Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Apr 03, 2025 · Amount on Record |
| Deed Sale | Apr 03, 2025 · Amount on Record |
| Deed Document Number | 2025-20700 |
| Deed Book / Page | D14608 / 937 |
| Record Updated | Sep 20, 2026 |
Source: Nassau County and Oyster Bay Town records · Assessment roll updated June 17, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | New York |
| County | Nassau County |
| County Subdivision | Oyster Bay Town |
| Unified School District | Plainview-Old Bethpage Central School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $403 (-0.25%) Land $265 Building $138 | $403,000 (-0.25%) | |
| 2025 | $8,089.00 (+11.6%) | $404 (-7.34%) Land $265 Building $139 | $404,000 (-7.34%) |
| 2023 | $7,248.00 Homeowner's exemption Disabled Person's exemption Senior Citizen's exemption Veteran's exemption | $436 Land $286 Building $150 | $436,000 |
Source: FEMA National Flood Hazard Layer, Nassau County (36059C), updated April 5, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 360595197041, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 4 (1979–2023) |
| Claims Outside the SFHA | 4 of 4 |
| Most Recent Claim | Sep 2023, other causes, Severe Storm And Flooding |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 605 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Optimum Communications | Fiber | 8,000 / 8,000 |
| Verizon | Fiber | 2,300 / 2,300 |
| Optimum Communications | Cable | 940 / 35 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
Search by:
By searching, you agree to: Terms • Privacy • Disclosures