Suffolk County and Islip Town property record for 20 Greene Ct, Hauppauge, NY 11788
| Property Type | Single Family Home |
|---|---|
| Details | 3,410 sqft · built 1992 |
| Lot Size | 0.46 acres (20,038 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $950,000 (Sep 2025) |
| Tax Bill | $17,099 (2024) |
| Deeds & Mortgages | Sep 2025 Sale Aug 2022 Line of Credit + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 13.-3-56.11 |
| Primary APN | 472889 13.-3-56.11 |
|---|---|
| Alternative APNs |
|
| Building Area | 3,410 sqft Living Area |
|---|---|
| 1st Floor Area | 1,961 sqft |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1992 |
| Lot Area | 20,038 sqft (0.46 acres) |
| Lot Width | 103 ft Width |
| Garage Type | Attached |
| Garage Area | 441 sqft |
| Account Number | 111631 |
|---|---|
| Street Address | 20 GREENE CT |
| City | HAUPPAUGE |
| State | NY |
| Zip | 11788-4362 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | AA |
| Legal Description | T001H00000000 |
| Legal Block | 3000 |
| Legal Lot Number | 300 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 4 |
| Census Block | 4005 |
| Census Tract | 145701 |
20 Greene Ct is owned by two individuals who bought it in September 2025.
Source: Suffolk County and Islip Town records, as of August 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 20 GREENE DR, COMMACK, NY 11725-4012 |
| Owner Type | Individual |
| Vesting | Joint Tenants with Right of Survivorship |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Sep 9, 2025 | Deed, Transfer |
| Aug 3, 2022 | Deed of Trust, Mortgage · Line of Credit CITIZENS BANK |
| Dec 3, 2019 | Deed, Transfer |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 9, 2025 · Amount on File |
| Deed Sale | Sep 9, 2025 · Amount on File |
| Prior Sale | Dec 3, 2019 · Amount on File |
| Deed Book / Page | 13308 / 450 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Sep 9, 2025 |
| Property Address | 20 GREENE CT, HAUPPAUGE, NY 11788-4362 |
| Document Number | 0133080450 |
| Book / Page | 13308 / 450 |
| Instrument Date | Aug 1, 2025 |
| Transaction Type | Transfer |
| Record Updated | Oct 15, 2025 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 20 GREENE DR, COMMACK, NY 11725-4012 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 20 GREENE CT, HAUPPAUGE, NY 11788-4362 |
| Transaction Type | Mortgage |
| Record Updated | Nov 14, 2023 |
| Name | Verified Name |
|---|
| Document Number | 0234440762 |
|---|---|
| Date | Aug 3, 2022 |
| Book Page | 23444/762 |
| Name | CITIZENS BANK |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Dec 3, 2019 |
| Property Address | 20 GREENE CT, HAUPPAUGE, NY 11788-4362 |
| Document Number | 0130380507 |
| Book / Page | 13038 / 507 |
| Instrument Date | Sep 16, 2019 |
| Transaction Type | Transfer |
| Record Updated | Aug 20, 2021 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
Source: Suffolk County and Islip Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Islip Town |
| Unified School District | Hauppauge Union Free School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $76,500 (-) Land $13,000 Building $63,500 | $1,077,465 (-) Land $183,099 Building $894,366 | |
| 2024 | $17,099.00 | $76,500 (-) Land $13,000 Building $63,500 | $1,077,465 (+2.54%) Land $183,099 Building $894,366 |
| 2023 | $76,500 Land $13,000 Building $63,500 | $1,050,824 Land $178,571 Building $872,253 |
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 20 Greene Ct in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1979.
Source: FEMA National Flood Hazard Layer, effective September 18, 2026 · 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 | 3 in force |
| Nearby Flood Claims | 4 (1979–2014) |
| Claims Outside the SFHA | 4 of 4 |
| Most Recent Claim | Aug 2014 · rainfall accumulation |
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 risk around 20 Greene Ct is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 54% of New York |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 | SUFFOLK COUNTY WATER AUTHORITY serves 1,100,000 people · EPA ID NY5110526 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2024 |
| Lead | 1 ppb (2025–2027) action level 15 ppb |
| Water Quality | Asbestos resolved · Jul 2020 |
|---|---|
| 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 189 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber | 2,300 / 2,300 |
| T-Mobile Fixed Wireless | 100 / 20 |
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