128 William St, Valley Stream, NY 11580 Property Records

Nassau County and Hempstead Town property record for 128 William St, Valley Stream, NY 11580

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,856 sqft · built 1938
Lot Size	0.092 acres (4,000 sqft)
Owner	Individual Name on Record
Last Sale	$539,000 (May 2019)
Tax Bill	$11,272 (2025)
Deeds & Mortgages	May 2019 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`37-288-00-0184`

Property Details

APN / Parcel Number

Primary APN	`37-288-00-0184`
Alternative APNs	`2035-37-288-00-0184-0` `37288000184000000000` `282035 37.-288-184` `37288 01840`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	1,856 sqft Living Area
1st Floor Area	768 sqft
Game Room	Game Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1938
Effective Year Built	Effective 1938
Architectural Style	Colonial
Exterior Material	Brick/Stone
Construction Type	Frame
Foundation Type	Block
Roof Material	Other
Lot Area	4,000 sqft (0.092 acres)
Lot Dimensions	100 ft deep x 40 ft wide
Garage Type	Detached
Garage Area	190 sqft
Deck Area	252 sqft
Patio Area	252 sqft

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	37288 01840
Street Address	128 WILLIAM ST
City	VALLEY STREAM
State	NY
Zip	11580-3604
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	184-185
Legal Subdivision	GUENTHER ESTATE
Legal Block	288
Legal Lot Number	184-1
Jurisdiction	NASSAU NY
Township / Civil Division	HEMPSTEAD
Census Block Group	3
Census Block	3004
Census Tract	410300

Owner

Source: Nassau County and Hempstead 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	Individual Name on Record
Mailing Address	128 WILLIAM ST, VALLEY STREAM, NY 11580-3604
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 30, 2019 · Amount on Record
Deed Sale	May 30, 2019 · Amount on Record
Prior Sale	Nov 14, 2014 · Amount on Record
Deed Document Number	201945061
Deed Book / Page	13807 / 726
Record Updated	Oct 29, 2026

May 2019: Bargain and Sale Deed, Transfer

Document Type	Bargain and Sale Deed
Jurisdiction	NASSAU NY
Recording Date	May 30, 2019
Property Address	128 WILLIAM ST, VALLEY STREAM, NY 11580-3604
Document Number	0138070726
Book / Page	13807 / 726
Map Reference	MAP 482
Instrument Date	May 15, 2019
Instrument	2019-045061
Transaction Type	Transfer
Record Updated	May 14, 2021

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$2,156.00
Amount Accuracy	Calculated from Transfer Tax
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	94 55TH AVE APT 6K APT 6K, 6K, ELMHURST, NY 11373

Mortgage

Document Number	2019045062
Date	May 30, 2019
Instrument	2019-045062

Lender

Name	CONTOUR MORTGAGE GROUP INC

Agreement

Type	FHA Mortgage
Amount	Amount Recorded

Interest

Rate Type	Fixed Rate

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	New York
County	Nassau County
County Subdivision	Hempstead Town
Municipality	Valley Stream Village
Elementary School District	Valley Stream Union Free School District 30 (PK - 06)
Secondary School District	Valley Stream Central High School District (07 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$538 (-) Land $168 Building $370	$538,000 (-)
2025	$11,272.00 (+2.62%)
2023	$10,984.00 Additional exemption filed	$538 Land $168 Building $370	$538,000

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	2 in force

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.

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	LIBERTY UTILITIES NEW YORK - LYNBROOK private · serves 220,000 people · EPA ID NY2902835
Water Source	Groundwater
Last State Inspection	Jul 2023
Lead	5 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Corrosion control Jul 2025
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 993 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
T-Mobile Fixed Wireless	100 / 20