Nassau County and Hempstead Town property record for 145 Cornwell Ave, Valley Stream, NY 11580
| Property Type | Single Family Home |
|---|---|
| Details | 1.5 ba · 1,614 sqft · built 1937 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $650,000 (Aug 2026) |
| Tax Bill | $10,509 (2026) |
| Deeds & Mortgages | Aug 2026 Sale |
| Flood Zone | Zone X (moderate risk) |
| APN | 37-046-00-0107 |
| Primary APN | 37-046-00-0107 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,614 sqft Living Area |
| Gross Area | 1,726 sqft |
| 1st Floor Area | 638 sqft |
| Basement Area | 112 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1937 |
|---|---|
| Effective Year Built | Effective 1937 |
| Architectural Style | Colonial |
| Exterior Material | Frame/Masonry |
| Construction Type | Frame |
| Foundation Type | Concrete |
| Roof Material | Slate |
| Lot Area | 5,000 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Garage Type | Detached |
| Garage Area | 216 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Slab |
| Porch Area | 32 sqft |
| Balcony Area | 29 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 37046 01070 |
|---|---|
| Street Address | 145 CORNWELL AVE |
| City | VALLEY STREAM |
| State | NY |
| Zip | 11580-4735 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #1 SCH DIST 013 |
| Legal Block | 46 |
| Legal Lot Number | 107 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | HEMPSTEAD |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 410600 |
145 Cornwell Ave is owned by two individuals who bought it in August 2026.
Source: Nassau County and Hempstead Town records, as of October 13, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 4010 10TH ST, LONG ISLAND CITY, NY 11101-7407 |
| Owner Type | Individual |
| Vesting | Husband and Wife |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 3, 2026 · Amount on File |
| Deed Sale | Aug 3, 2026 · Amount on File |
| Deed Document Number | 202651718 |
| Deed Book / Page | 14779 / 99 |
| Record Updated | Oct 29, 2026 |
| Document Type | Bargain and Sale Deed |
|---|---|
| Jurisdiction | NASSAU NY |
| Recording Date | Aug 3, 2026 |
| Property Address | 145 CORNWELL AVE, VALLEY STREAM, NY 11580-4735 |
| Document Number | 0000051718 |
| Book / Page | 14779 / 99 |
| Instrument Date | Jun 30, 2026 |
| Instrument | 202651718 |
| Transaction Type | Transfer |
| Record Updated | Sep 30, 2026 |
| Title Company | ADMIRAL ABSTRACT LLC |
| Amount | Amount on Record |
|---|---|
| Tax | $262,600.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
The 2026 property tax bill for 145 Cornwell Ave was $10,509, up 70.1% from the year before.
Source: Nassau County and Hempstead Town assessment roll, as of June 17, 2026
| 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 13 (PK - 06) |
| Secondary School District | Valley Stream Central High School District (07 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $10,509.00 (+70.1%) | $539 (-) Land $204 Building $335 | $539,000 (-) |
| 2025 | $6,178.00 Senior Citizen's exemption Veteran's exemption | $539 Land $204 Building $335 | $539,000 |
| 2023 | $4,710.00 Homeowner's exemption Disabled Person's exemption Senior Citizen's exemption Veteran's exemption | $539 Land $204 Building $335 | $539,000 |
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.
FEMA maps place 145 Cornwell Ave in Zone X, an area of moderate flood risk, within 500 ft of a high-risk flood zone.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 25 policies |
| Nearby Flood Policies | 25 in force |
| Nearby Flood Claims | 12 (1996–2023) |
| Claims Outside the SFHA | 4 of 12 |
| Most Recent Claim | Sep 2023 · Severe Storm And Flooding |
| Claims by Event |
|
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.
The area around 145 Cornwell Ave has no burnable land within ember reach, so its wildfire risk is not rated.
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.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 839 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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