Suffolk County and Brookhaven Town property record for 4 Knickerbocker Ave, Holbrook, NY 11741
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,837 sqft · built 1890 |
| Lot Size | 0.44 acres (19,166 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $880,000 (Jan 2024) |
| Tax Bill | $10,850 (2024) |
| Deeds & Mortgages | Jan 2024 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 0200-801.00-02.00-038.002 |
| Primary APN | 0200-801.00-02.00-038.002 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,837 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1890 |
|---|---|
| Effective Year Built | Effective 1890 |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 19,166 sqft (0.44 acres) |
| View / Lot | Waterfront |
| Heating System | Forced Air with A/C |
|---|
| Account Number | 8001162 |
|---|---|
| Street Address | 4 KNICKERBOCKER AVE |
| City | HOLBROOK |
| State | NY |
| Zip | 11741-1713 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | N MARINO R. S5-132 E KNICKERBOCKER |
| Legal Subdivision | HOLBROOK |
| Legal Block | 1000 |
| Legal Lot Number | 200 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | BROOKHAVEN |
| Census Block Group | 3 |
| Census Block | 3014 |
| Census Tract | 158609 |
Source: Suffolk County and Brookhaven Town assessment roll, as of August 11, 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 | 4403 MILL RD, RONKONKOMA, NY 11779-1415 |
| Owner Type | Individual |
| Vesting | Husband and Wife |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jan 16, 2024 · Amount on Record |
| Deed Sale | Jan 16, 2024 · Amount on Record |
| Prior Sale | Mar 22, 1999 · Amount on Record |
| Deed Book / Page | 13232 / 693 |
| Prior Transfer Date | Feb 11, 1994 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Jan 16, 2024 |
| Property Address | 4 KNICKERBOCKER AVE, HOLBROOK, NY 11741-1713 |
| Document Number | 0132320693 |
| Book / Page | 13232 / 693 |
| Instrument Date | Nov 16, 2023 |
| Transaction Type | Transfer |
| Record Updated | Apr 9, 2024 |
| 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 |
|---|---|
| Address | 4403 MILL RD, RONKONKOMA, NY 11779-1415 |
| Document Number | 0235600867 |
|---|---|
| Date | Jan 16, 2024 |
| Book Page | 23560/867 |
| Name | BANK-FUND STAFF FCU |
|---|---|
| Type | Credit Union |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 349 Months |
| Due | Feb 1, 2053 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6.2% |
| Type Change Date | Dec 1, 2028 |
| Index | Other |
| Margin | 3 |
Source: Suffolk County and Brookhaven Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Brookhaven Town |
| Unified School District | Sachem Central School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,250 (-) Land $350 Building $2,900 | $677,084 (+11,150.98%) Land $66,038 Building $547,170 | |
| 2024 | $10,850.00 | ||
| 2023 | $3,250 Land $350 Building $2,900 | $6,018 Land $648 Building $5,370 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
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 | 2 in force |
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 | Low lower than 99.1% of the US · lower than 99.2% of New York |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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 87 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Communications Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
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