Suffolk County and Islip Town property record for 511 Islip Ave, Islip, NY 11751 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Year Built | Built 1940 |
| Square Footage | 1,080 sqft Living Area |
| Lot Size | 12,197 sqft (0.28 acres) |
| Garage | Detached, 630 sqft |
| Primary APN | 472889 272.-1-78 |
|---|---|
| Alternative APNs |
|
| Building Area | 1,080 sqft Living Area |
|---|---|
| 1st Floor | 720 sqft 1st Floor |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Lot Area | 12,197 sqft (0.28 acres) |
| Depth X Width | 125 ft x 100 ft Depth x Width |
| Garage Type | Detached Garage |
| Garage Area | 630 sqft Garage |
| Account Number | 561960 |
|---|---|
| Street Address | 511 ISLIP AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-1504 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | X2219306Y191932 T045H00000000 |
| Legal Block | 2000 |
| Legal Lot Number | 100 |
| Jurisdiction | SUFFOLK NY |
| Minor Civil Division | ISLIP |
| Census Blockgroup | 2 |
| Census Block | 2014 |
| Census Tract | 146206 |
Source: Suffolk County and Islip Town records · APN 472889 272.-1-78
Assessment roll updated August 11, 2026 · Last verified August 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 | 505 ISLIP AVE, ISLIP, NY 11751-1504 |
| Owner Type | Owner is a Company |
| Vesting | Company |
| Date | Document |
|---|---|
| Jul 24, 2019 | Grant Deed, Transfer NOT AVAILABLE |
| Jul 24, 2019 | Grant Deed, Transfer NOT AVAILABLE |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Refreshed | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Jul 24, 2019 |
| Property Address | 511 ISLIP AVE, ISLIP, NY 11751-1504 |
| Document Number | 0130210001 |
| Book / Page | 013021 / 000001 |
| Instrument Date | Jul 03, 2019 |
| Transaction Type | Transfer |
| Record Updated | Sep 02, 2019 |
| Title Company | NOT AVAILABLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $440.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 505 ISLIP AVE ISLIP NY 117511504, ISLIP, NY 11751-1504 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Jul 24, 2019 |
| Property Address | 511 ISLIP AVE, ISLIP, NY 11751-1504 |
| Document Number | 0130200999 |
| Book / Page | 013020 / 000999 |
| Instrument Date | Jun 05, 2019 |
| Transaction Type | Transfer |
| Record Updated | Sep 02, 2019 |
| Title Company | NOT AVAILABLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $500.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 505 ISLIP AVE ISLIP NY 117511504, ISLIP, NY 11751-1504 |
Source: Suffolk County and Islip Town records · Assessment roll updated August 11, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Islip Town |
| Unified School District | Islip Union Free School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $27,300 (-) Land $8,000 Building $19,300 | |
| 2024 | $384,507 (+2.54%) Land $112,676 Building $271,831 | |
| 2023 | $27,300 Land $8,000 Building $19,300 | $375,000 Land $109,890 Building $265,110 |
Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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