21 Warner Ave, Hempstead, NY 11550 Property Records

Nassau County and Hempstead Town property record for 21 Warner Ave, Hempstead, NY 11550

Property Summary

Property Type	Single Family Home
Details	1 ba · 1,600 sqft · built 1925
Lot Size	0.205 acres (8,940 sqft)
Owner	Company Name on File
Last Sale	$45,000 (Feb 2008)
Tax Bill	$7,165 (2025)
Deeds & Mortgages	May 2022 Transfer
Flood Zone	Zone X (minimal risk)
APN	`34-273-00-0001`

Property Details

APN / Parcel Number

Primary APN	`34-273-00-0001`
Alternative APNs	`2013-34-273-00-0001-0` `34273000001000000000` `282013 34.-273-1` `34273 00010`

Interior

Full Baths	1 Bath
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,600 sqft Living Area
Gross Area	1,660 sqft
1st Floor Area	728 sqft
Basement Area	60 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1925
Effective Year Built	Effective 1925
Architectural Style	Old Style
Exterior Material	Wood
Construction Type	Frame
Roof Material	Composition Shingle
Lot Area	8,940 sqft (0.205 acres)
Lot Dimensions	151 ft deep x 60 ft wide
Garage Type	Detached
Garage Area	572 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Frame Porch
Porch Area	112 sqft
Balcony Area	84 sqft

Utilities, Heating & Cooling

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

Location & Zoning

Account Number	34273 00010
Street Address	21 WARNER AVE
City	HEMPSTEAD
State	NY
Zip	11550-3438
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TOWN #1 SCH DIST 001
Legal Subdivision	MAP OF HOMELAND
Legal Block	273
Legal Lot Number	1
Jurisdiction	NASSAU NY
Township / Civil Division	HEMPSTEAD
Census Block Group	2
Census Block	2023
Census Tract	406900

Owner

Source: Nassau County and Hempstead Town assessment roll, APN 34-273-00-0001, as of 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	Company Name on File
Mailing Address	21 WARNER AVE, HEMPSTEAD, NY 11550-3438
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Borrower in Default

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Feb 22, 2008 · Amount on Record
Deed Sale	Feb 22, 2008 · Amount on Record
Prior Sale	Jun 10, 1999 · Amount on Record
Deed Book / Page	12369 / 561
Last Transfer Date	Apr 25, 2022
Transfer Doc	D142440106
Record Updated	Sep 20, 2026

May 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	NASSAU NY
Recording Date	May 10, 2022
Property Address	21 WARNER AVE, HEMPSTEAD, NY 11550-3438
Document Number	D142440106
Book / Page	D14244 / 106
Map Reference	MAP 552
Instrument Date	Apr 25, 2022
Instrument	2022-00054491
Transaction Type	Transfer
Record Updated	Jun 07, 2023
Title Company	CONTINENTAL ABSTRACT LLC

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	21 WARNER AVE, HEMPSTEAD, NY 11550-3438

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	New York
County	Nassau County
County Subdivision	Hempstead Town
Municipality	Hempstead Village
Unified School District	Hempstead Union Free School District (PK - 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		$327 (-) Land $150 Building $177	$327,000 (-)
2025	$7,165.00 (+7.73%) Senior Citizen's exemption	$327 (-) Land $150 Building $177	$327,000 (-)
2023	$6,651.00 Homeowner's exemption	$327 Land $150 Building $177	$327,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Nassau County (36059C), as of April 5, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 360594069002, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force
Nearby Flood Claims	2 (1979–1980)
Claims Outside the SFHA	1 of 2
Most Recent Claim	Apr 1980 · rainfall accumulation

Wildfire

Wildfire Risk	Not rated no burnable land within 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.

Internet Providers

Source: FCC Broadband Data Collection, 527 locations within half a mile, as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Optimum Communications 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 USA.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system NY2902827, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	HEMPSTEAD (V) serves 56,000 people
Water Source	Groundwater
Last State Inspection	Nov 2025
Lead	Under 1 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.