16 William St, Bethpage, NY 11714 Property Records

Nassau County and Oyster Bay Town property record for 16 William St, Bethpage, NY 11714

Property Summary

Property Type	Single Family Home
Details	2 ba · 1,550 sqft · built 1958
Lot Size	0.157 acres (6,850 sqft)
Owner	2 Individual Names on Record
Tax Bill	$11,680 (2025)
Deeds & Mortgages	Mar 2021 Mortgage May 2017 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`49-103-00-0235`

Property Details

APN / Parcel Number

Primary APN	`49-103-00-0235`
Alternative APNs	`2489-49-103-00-0235-0` `49103000235000000000` `282489 49.-103-235` `49103 02350`

Interior

Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,550 sqft Living Area
Gross Area	1,574 sqft
1st Floor Area	840 sqft

Exterior

Year Built	Built 1958
Effective Year Built	Effective 1958
Architectural Style	Cape Cod
Exterior Material	Composition/Composite
Construction Type	Frame
Roof Material	Other
Lot Area	6,850 sqft (0.157 acres)
Lot Dimensions	127 ft deep x 50 ft wide
Garage Type	Detached
Garage Area	294 sqft
Parking Spaces	1 Parking Space
Porch	Enclosed Frame Porch
Porch Area	24 sqft
Patio Area	240 sqft

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	49103 02350
Street Address	16 WILLIAM ST
City	BETHPAGE
State	NY
Zip	11714-4407
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	235,236
Legal Block	103
Legal Lot Number	235
Jurisdiction	NASSAU NY
Township / Civil Division	OYSTER BAY
Census Block Group	4
Census Block	4017
Census Tract	520002

Owner

Source: Nassau County and Oyster Bay Town records, as of June 17, 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 Record
Mailing Address	16 WILLIAM ST, BETHPAGE, NY 11714-4407
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Mar 12, 2021	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS INC
May 31, 2017	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS

Assessor's Deed Record

Deed Names	2 Names on Deed
Record Updated	Sep 20, 2026

March 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NASSAU NY
Property Address	16 WILLIAM ST, BETHPAGE, NY 11714-4407
Transaction Type	Mortgage
Record Updated	Apr 7, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0451170275
Date	Mar 12, 2021
Book Page	45117/275
Instrument	2021-031643

Lender

Name	QUICKEN LOANS INC
Type	Funding / Finance Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Nov 1, 2050

Interest

Rate Type	Fixed Rate

May 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NASSAU NY
Property Address	16 WILLIAM ST, BETHPAGE, NY 11714-4407
Document Number	0421630938
Book / Page	042163 / 000938
Instrument Date	May 31, 2017
Transaction Type	Mortgage
Record Updated	Jun 28, 2017
Title Company	ATTORNEY ONLY

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	16 WILLIAM ST BETHPAGE NY 117144407, BETHPAGE, NY 11714-4407

Mortgage

Document Number	0421630938
Date	Jun 6, 2017
Book Page	042163/000938
Instrument	55764

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jun 5, 2047

Interest

Rate Type	Adjustable Rate
Rate	3.75%

Tax Assessment & Valuation

Source: Nassau County and Oyster Bay Town assessment roll, as of June 17, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$443 (-1.56%) Land $231 Building $212	$443,000 (-1.56%)
2025	$11,680.00 (+13.05%) Senior Citizen's exemption	$450 (-6.64%) Land $235 Building $215	$450,000 (-6.64%)
2023	$10,332.00 Homeowner's exemption	$482 Land $251 Building $231	$482,000

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective April 5, 2023

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	BETHPAGE WD serves 33,000 people · EPA ID NY2902817
Water Source	Groundwater
Last State Inspection	Jul 2025
Lead	Under 1 ppb (2021–2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 714 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300

May also be available: T-Mobile.

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