Nassau County and Oyster Bay Town property record for 51 Helen Ave, Plainview, NY 11803
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 948 sqft · built 1954 |
| Lot Size | 0.147 acres (6,400 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $14,260 (2025) |
| Deeds & Mortgages | Apr 2023 Line of Credit Dec 2020 Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 47-012-00-0027 |
| Primary APN | 47-012-00-0027 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 948 sqft Living Area |
| Gross Area | 1,158 sqft |
| 1st Floor Area | 948 sqft |
| Game Room | Game Room |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1954 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Foundation Type | Concrete |
| Roof Material | Other |
| Lot Area | 6,400 sqft (0.147 acres) |
| Lot Dimensions | 100 ft deep x 64 ft wide |
| Garage Type | Attached |
| Garage Area | 210 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Frame Porch |
| Porch Area | 268 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 47012 00270 |
|---|---|
| Street Address | 51 HELEN AVE |
| City | PLAINVIEW |
| State | NY |
| Zip | 11803-5641 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #3 SCH DIST 019 |
| Legal Subdivision | MORTON VLG SEC 5 |
| Legal Block | 12 |
| Legal Lot Number | 27 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | OYSTER BAY |
| Census Block Group | 4 |
| Census Block | 4011 |
| Census Tract | 519802 |
Source: Nassau County and Oyster Bay Town records, as of June 17, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 51 HELEN AVE, PLAINVIEW, NY 11803-5641 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Apr 27, 2023 | Deed of Trust, Mortgage · Line of Credit BETHPAGE FCU |
| Dec 10, 2020 | Deed of Trust, Mortgage · Conventional Mortgage MEADOWBROOK FINL MTG BANKERS |
| Apr 18, 2017 | Loan Modification, Consolidation and Extension, Mortgage · Conventional with PMI WELLS FARGO BK |
| Apr 18, 2017 | Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BK |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 13, 2013 |
| Deed Sale | Aug 13, 2013 |
| Prior Sale | May 10, 2001 · Amount on Record |
| Deed Document Number | 2013926 |
| Deed Book / Page | 12977 / 309 |
| Prior Transfer Date | Apr 30, 2001 |
| Prior Transfer Doc | 1133000011 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NASSAU NY |
| Property Address | 51 HELEN AVE, PLAINVIEW, NY 11803-5641 |
| Transaction Type | Mortgage |
| Record Updated | May 3, 2023 |
| Name | Verified Name |
|---|---|
| Address | 51 HELEN AVE, PLAINVIEW, NY 11803-5641 |
| Document Number | M471260277 |
|---|---|
| Date | Apr 27, 2023 |
| Book Page | M47126/277 |
| Instrument | 2023-24920 |
| Name | BETHPAGE FCU |
|---|---|
| Type | Credit Union |
| Address | BETHPAGE, NY 11714 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Apr 28, 2053 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NASSAU NY |
| Property Address | 51 HELEN AVE, PLAINVIEW, NY 11803-5641 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0448090242 |
|---|---|
| Date | Dec 10, 2020 |
| Book Page | 44809/242 |
| Instrument | 2020-120513 |
| Name | MEADOWBROOK FINL MTG BANKERS |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Oct 1, 2050 |
| Rate Type | Fixed Rate |
|---|
| Document Type | Loan Modification, Consolidation and Extension |
|---|---|
| Jurisdiction | NASSAU NY |
| Property Address | 51 HELEN AVE, PLAINVIEW, NY 11803-5641 |
| Document Number | 0421040041 |
| Instrument Date | Apr 18, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Jan 14, 2020 |
| Title Company | VISTA LAND SERVICES, VISTA LAND SVCS |
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 51 HELEN AVE PLAINVIEW NY 118035641, PLAINVIEW, NY 11803-5641 |
| Document Number | 0421040041 |
|---|---|
| Date | May 4, 2017 |
| Book Page | 042104/000041 |
| Instrument | 45406 |
| Name | WELLS FARGO BK |
|---|---|
| Type | Bank |
| Address | MINNEAPOLIS, MN 55467-8000 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | May 3, 2047 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 4.5% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NASSAU NY |
| Property Address | 51 HELEN AVE, PLAINVIEW, NY 11803-5641 |
| Document Number | 0421040023 |
| Instrument Date | Apr 18, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Aug 20, 2018 |
| Title Company | ATTORNEY ONLY |
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 51 HELEN AVE PLAINVIEW NY 118035641, PLAINVIEW, NY 11803-5641 |
| Document Number | 0421040023 |
|---|---|
| Date | May 4, 2017 |
| Book Page | 042104/000023 |
| Instrument | 45405 |
| Name | WELLS FARGO BK |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | May 3, 2047 |
Source: Nassau County and Oyster Bay Town assessment roll, as of June 17, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Nassau County |
| County Subdivision | Oyster Bay Town |
| Unified School District | Plainview-Old Bethpage Central School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $514 (-) Land $303 Building $211 | $514,000 (-) | |
| 2025 | $14,260.00 (+13.19%) | ||
| 2023 | $12,598.00 Homeowner's exemption | $514 Land $303 Building $211 | $514,000 |
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.
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 | 1 in force |
| Nearby Flood Claims | 3 (2010–2024) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Aug 2024 · Severe Storm And Flooding |
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.
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 | PLAINVIEW WD public/private · serves 34,000 people · EPA ID NY2902845 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2024 |
| Lead | Under 1 ppb (2021–2023) action level 15 ppb |
| Water Quality | Tetrachloroethylene resolved · Jul 2017 cis-1,2-Dichloroethylene resolved · Jul 2017 |
|---|---|
| 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.
Source: FCC Broadband Data Collection, based on 607 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 |
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