20 Knickerbocker Rd S, Plainview, NY 11803 Property Records

Nassau County and Oyster Bay Town property record for 20 Knickerbocker Rd S, Plainview, NY 11803 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bathrooms	1.5 Baths
Year Built	Built 1954
Square Footage	1,004 sqft Living Area
Lot Size	7,326 sqft (0.168 acres)
Garage	Attached, 220 sqft
Occupancy	Owner Occupied
Last Sale	$275,000 (2001)
Tax Bill	$12,210.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`12-341-00-0021`
Alternative APNs	`2489-12-341-00-0021-0` `12341000021000000000` `282489 12.-341-21` `12341 00210`

Interior

Full Baths	1.5 Baths
Partial Baths	1 Partial Baths
Total Rooms	6 Rooms
Building Area	1,004 sqft Living Area
Gross Area	1,224 sqft Gross Area
1st Floor	1,004 sqft 1st Floor
Stories	1 Stories

Exterior

Year Built	Built 1954
Effective Year Built	Effective 1954
Architectural Style	Ranch Style
Exterior Material	Aluminum/Vinyl Exterior
Construction Type	Frame Construction
Roof Material	Other (not Classified) Roof
Lot Area	7,326 sqft (0.168 acres)
Depth X Width	98 ft x 84 ft Depth x Width
Parking Spaces	1 Parking Spaces
Garage Type	Attached Garage
Garage Area	220 sqft Garage

Exterior Amenities

Shed	1 Shed
Shed Area	120 sqft Shed
Deck Area	410 sqft Deck
Patio Area	410 sqft Patio

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Central Heating
Heating Fuel	Oil Heating Fuel
Sewage	Municipal Sewage
Water Source	Commercial Water Source

Location & Zoning

Account Number	12341 00210
Street Address	20 KNICKERBOCKER RD S
City	PLAINVIEW
State	NY
Zip	11803-2608
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	TOWN #3 SCH DIST 019
Legal Subdivision	MAP OF KNICKERBOCKER AT PLAINVIEW
Legal Block	341
Legal Lot Number	21
Jurisdiction	NASSAU NY
Minor Civil Division	OYSTER BAY
Census Blockgroup	1
Census Block	1012
Census Tract	519601

Owner

Source: Nassau County and Oyster Bay Town records · APN 12-341-00-0021

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	Individual Name on File
Mailing Address	20 KNICKERBOCKER RD S, PLAINVIEW, NY 11803-2608
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Oct 10, 2001 · Amount on Record
Deed Sale	Oct 10, 2001 · Amount on Record
Deed Book / Page	11389 / 613
Last Transfer Date	Oct 05, 2015
Transfer Doc	0133010740
Record Refreshed	Sep 20, 2026

Tax Assessment & Valuation

Source: Nassau County and Oyster Bay Town records · Assessment roll updated June 17, 2026 · Last verified June 2026

Property Jurisdictions

Type	Name
State	New York
County	Nassau County
County Subdivision	Oyster Bay Town
Unified School District	Plainview-Old Bethpage Central School District (KG - 12)

Tax Bill & Assessment History

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		$445 (-) Land $278 Building $167	$445,000 (-)
2025	$12,210.00 (+8.11%) Senior Citizen's exemption	$445 (-8.25%) Land $278 Building $167	$445,000 (-8.25%)
2023	$11,294.00 Homeowner's exemption	$485 Land $303 Building $182	$485,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Nassau County (36059C), updated April 5, 2023 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No

Wildfire

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; lenders make the official flood determination.