Suffolk County and Islip Town property record for 425 Islip Ave, Islip, NY 11751 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Year Built | Built 1923 |
| Square Footage | 910 sqft Living Area |
| Lot Size | 9,148 sqft (0.21 acres) |
| Garage | Detached, 448 sqft |
| Occupancy | Owner Occupied |
| Last Sale | $394,000 (2022) |
| Tax Bill | $8,797.00 (2024) |
| Primary APN | 472889 295.-1-80 |
|---|---|
| Alternative APNs |
|
| Building Area | 910 sqft Living Area |
|---|---|
| 1st Floor | 630 sqft 1st Floor |
| Year Built | Built 1923 |
|---|---|
| Effective Year Built | Effective 1923 |
| Lot Area | 9,148 sqft (0.21 acres) |
| Depth X Width | 125 ft x 75 ft Depth x Width |
| Garage Type | Detached Garage |
| Garage Area | 448 sqft Garage |
| Account Number | 588090 |
|---|---|
| Street Address | 425 ISLIP AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-1825 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | X2219466Y190347 T045H00000000 |
| Legal Subdivision | ISLIP MANOR |
| Legal Block | 5000 |
| Legal Lot Number | 100 |
| Jurisdiction | SUFFOLK NY |
| Minor Civil Division | ISLIP |
| Census Blockgroup | 2 |
| Census Block | 2021 |
| Census Tract | 146206 |
Source: Suffolk County and Islip Town records · APN 472889 295.-1-80
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 425 ISLIP AVE, ISLIP, NY 11751-1825 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Nov 01, 2022 | Deed, Transfer · Stand Alone First Mortgage TEACHERS FCU |
| Dec 14, 2020 | Deed of Trust, Mortgage · Stand Alone Refinance ISLAND FCU |
| Sep 10, 2019 | Deed, Transfer |
| Apr 17, 2018 | Trustee's Deed, Transfer CLOSING USA LLC |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 01, 2022 · Amount on Record |
| Deed Sale | Nov 01, 2022 · Amount on Record |
| Prior Sale | Sep 10, 2019 · Amount on Record |
| Deed Book / Page | 13176 / 1 |
| Prior Transfer Date | May 08, 2013 |
| Prior Transfer Doc | 0127320618 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Nov 01, 2022 |
| Property Address | 425 ISLIP AVE, ISLIP, NY 11751-1825 |
| Document Number | 0131760001 |
| Book / Page | 13176 / 1 |
| Instrument Date | Sep 14, 2022 |
| Transaction Type | Transfer |
| Record Updated | Dec 19, 2023 |
| Title Company | OLD REPUBLIC TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenant/Joint Tenant w/ Right Of Survivorship |
| Address | 30 MARIA CT, HOLBROOK, NY 11741-3502 |
| Document Number | 0023459290 |
|---|---|
| Date | Nov 01, 2022 |
| Instrument | 23459/290 |
| Name | TEACHERS FCU |
|---|---|
| Type | Credit Union |
| Type | Stand Alone First Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 425 ISLIP AVE, ISLIP, NY 11751-1825 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0232060570 |
|---|---|
| Date | Dec 14, 2020 |
| Book Page | 23206/570 |
| Instrument | DL041299 |
| Name | ISLAND FCU |
|---|---|
| Type | Credit Union |
| Type | Stand Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Sep 10, 2019 |
| Property Address | 425 ISLIP AVE, ISLIP, NY 11751-1825 |
| Document Number | 0130270773 |
| Book / Page | 13027 / 773 |
| Instrument Date | Jun 26, 2019 |
| Transaction Type | Transfer |
| Record Updated | Aug 20, 2021 |
| Amount | Amount Recorded |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
| Document Type | Trustee's Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Apr 17, 2018 |
| Property Address | 425 ISLIP AVE, ISLIP, NY 11751-1825 |
| Document Number | 0129570991 |
| Book / Page | 012957 / 000991 |
| Instrument Date | Mar 20, 2018 |
| Transaction Type | Transfer |
| Record Updated | May 15, 2018 |
| Title Company | CLOSING USA LLC |
| Amount | Amount Recorded |
|---|---|
| Tax | $1,443.44 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 9990 RICHMOND AVE HOUSTON TX 770424559, HOUSTON, TX 77042-4559 |
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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $26,150 (-) Land $6,700 Building $19,450 | $368,310 (-) Land $94,366 Building $273,944 | |
| 2024 | $8,797.00 | $368,310 (+2.54%) Land $94,366 Building $273,944 | |
| 2023 | $26,150 (-) Land $6,700 Building $19,450 | $359,203 (+13.74%) Land $92,033 Building $267,170 | |
| 2022 | $26,150 Land $6,700 Building $19,450 | $315,821 Land $80,918 Building $234,903 |
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.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures