Nassau County and Oyster Bay Town property record for 123 Knickerbocker Rd W, Plainview, NY 11803 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,300 sqft · built 1954 |
| Lot Size | 0.216 acres (9,425 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $490,000 (Jun 2006) |
| Tax Bill | $14,049 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 12-342-00-0014 |
| Primary APN | 12-342-00-0014 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,300 sqft Living Area |
| 1st Floor Area | 1,004 sqft |
| Game Room | Game Room |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1954 |
| Architectural Style | Ranch |
| Exterior Material | Composition/Composite |
| Construction Type | Frame |
| Roof Material | Other |
| Lot Area | 9,425 sqft (0.216 acres) |
| Lot Dimensions | 133 ft deep x 59 ft wide |
| View / Lot | Commercial/Industrial |
| Deck Area | 567 sqft |
| Patio Area | 567 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 12342 00140 |
|---|---|
| Street Address | 123 KNICKERBOCKER RD W |
| City | PLAINVIEW |
| State | NY |
| Zip | 11803-2629 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #3 SCH DIST 019 |
| Legal Block | 342 |
| Legal Lot Number | 14 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | OYSTER BAY |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 519601 |
Source: Nassau County and Oyster Bay Town records · APN 12-342-00-0014
Assessment roll updated June 17, 2026 · Last verified June 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 123 KNICKERBOCKER RD W, PLAINVIEW, NY 11803-2629 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 21, 2006 · Amount on Record |
| Deed Sale | Jun 21, 2006 · Amount on Record |
| Deed Book / Page | 12134 / 17 |
| Record Updated | Sep 20, 2026 |
Source: Nassau County and Oyster Bay Town records · Assessment roll updated June 17, 2026 · Last verified June 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 | $448 (-11.98%) Land $277 Building $171 | $448,000 (-11.98%) | |
| 2025 | $14,049.00 (+3.79%) | ||
| 2023 | $13,536.00 Additional exemption filed | $509 Land $315 Building $194 | $509,000 |
Source: FEMA National Flood Hazard Layer, Nassau County (36059C), updated April 5, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 360595196011, 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 | 3 in force |
| Nearby Flood Claims | 3 (1979–2024) |
| Claims Outside the SFHA | 2 of 3 |
| Most Recent Claim | Mar 2024, rainfall accumulation |
| 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 716 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 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
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