28 William St, Bethpage, NY 11714 Property Records

Nassau County and Oyster Bay Town property record for 28 William St, Bethpage, NY 11714

Property Summary

Property Type	Single Family Home
Details	2 ba · 2,064 sqft · built 1950
Lot Size	0.208 acres (9,050 sqft)
Owner	2 Individual Names on Record
Last Sale	$25,000 (May 1998)
Tax Bill	$14,627 (2025)
Deeds & Mortgages	Nov 2022 Line of Credit Nov 2022 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`49-103-00-0247`

Property Details

APN / Parcel Number

Primary APN	`49-103-00-0247`
Alternative APNs	`2489-49-103-00-0247-0` `49103000247000000000` `282489 49.-103-247` `49103 02470`

Interior

Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	2,064 sqft Living Area
1st Floor Area	768 sqft

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1950
Architectural Style	Colonial
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Material	Other
Lot Area	9,050 sqft (0.208 acres)
Lot Dimensions	178 ft deep x 50 ft wide
Garage Type	Detached
Garage Area	440 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Frame Porch
Porch Area	120 sqft
Balcony Area	128 sqft

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	49103 02470
Street Address	28 WILLIAM ST
City	BETHPAGE
State	NY
Zip	11714-4407
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	247-248
Legal Subdivision	BUILDING LOTS MAP 668
Legal Block	103
Legal Lot Number	247-2
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	28 WILLIAM ST, BETHPAGE, NY 11714-4407
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Nov 17, 2022	Deed of Trust, Mortgage · Line of Credit BETHPAGE FCU
Nov 17, 2022	Deed of Trust, Mortgage · Line of Credit BETHPAGE FCU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 29, 1998 · Amount on Record
Deed Sale	May 29, 1998 · Amount on Record
Deed Book / Page	10913 / 526
Prior Transfer Date	Apr 30, 1998
Prior Transfer Doc	1091000526
Record Updated	Sep 20, 2026

November 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NASSAU NY
Property Address	28 WILLIAM ST, BETHPAGE, NY 11714-4407
Transaction Type	Mortgage
Record Updated	Nov 23, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	28 WILLIAM ST, BETHPAGE, NY 11714-4407

Mortgage

Document Number	M469460298
Date	Nov 17, 2022
Book Page	M46946/298
Instrument	2022-110927

Lender

Name	BETHPAGE FCU
Type	Credit Union
Address	BETHPAGE, NY 11714

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	358 Months
Due	Sep 28, 2052

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

November 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NASSAU NY
Property Address	28 WILLIAM ST, BETHPAGE, NY 11714-4407
Transaction Type	Mortgage
Record Updated	Nov 23, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	28 WILLIAM ST, BETHPAGE, NY 11714-4407

Mortgage

Document Number	M469460304
Date	Nov 17, 2022
Book Page	M46946/304
Instrument	2022-110928

Lender

Name	BETHPAGE FCU
Type	Credit Union
Address	BETHPAGE, NY 11714

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	358 Months
Due	Sep 28, 2052

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

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		$518 (-10.84%) Land $264 Building $254	$518,000 (-10.84%)
2025	$14,627.00 (+1.13%)
2023	$14,463.00 Additional exemption filed	$581 Land $304 Building $277	$581,000

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.

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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