Suffolk County and Brookhaven Town property record for 8 Riverside Ave, Mastic Beach, NY 11951
| Property Type | Single Family Home |
|---|---|
| Lot Size | 2.46 acres (107,593 sqft) |
| Owner | Individual Name on File |
| Last Sale | $720,000 (Dec 2025) |
| Tax Bill | $16,015 (2024) |
| Deeds & Mortgages | Dec 2025 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 0200-940.00-08.00-017.007 |
| Primary APN | 0200-940.00-08.00-017.007 |
|---|---|
| Alternative APNs |
|
| Lot Area | 107,593 sqft |
|---|---|
| View / Lot | Lake Front |
| Account Number | 4432012 |
|---|---|
| Street Address | 8 RIVERSIDE AVE |
| City | MASTIC BEACH |
| State | NY |
| Zip | 11951 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Block | 8 |
| Legal Lot Number | 800 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | BROOKHAVEN |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 159512 |
8 Riverside Ave is owned by an individual who bought it in December 2025.
Source: Suffolk County and Brookhaven Town records, as of August 11, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 511 N DELAWARE AVE, LINDENHURST, NY 11757-3412 |
| Owner Type | Individual |
| Vesting | Individual(s) |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 19, 2025 · Amount on File |
| Deed Sale | Dec 19, 2025 · Amount on File |
| Deed Book / Page | 13320 / 349 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Dec 19, 2025 |
| Property Address | 8 RIVERSIDE AVE, MASTIC BEACH, NY 11951 |
| Document Number | 0133200349 |
| Book / Page | 13320 / 349 |
| Instrument Date | Sep 16, 2025 |
| Transaction Type | Transfer |
| Record Updated | Feb 4, 2026 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 511 N DELAWARE AVE, LINDENHURST, NY 11757-3412 |
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 | William Floyd Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,300 (-) Land $700 Building $3,600 | $895,833 (+12.5%) Land $132,075 Building $679,245 | |
| 2024 | $16,015.00 Homeowner's exemption | $4,300 (-) Land $700 Building $3,600 | $796,297 (+9,899.96%) Land $129,630 Building $666,667 |
| 2023 | $4,300 Land $700 Building $3,600 | $7,963 Land $1,296 Building $6,667 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
FEMA maps place 8 Riverside Ave in Zone X, an area of minimal flood risk, though there have been 52 flood claims nearby since 1978.
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 |
| Flood Insurance Cost | Premium on File median of 30 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 30 in force |
| Nearby Flood Claims | 52 (1978–2024) |
| Claims Outside the SFHA | 5 of 52 |
| Most Recent Claim | Jan 2024 · rainfall accumulation |
| Claims by Event |
|
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 8 Riverside Ave is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 93% of the US · lower than 89% of New York |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
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 57 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Cable · Fiber in parts of the area | 940 / 35 |
May also be available: Verizon.
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