Suffolk County and Brookhaven Town property record for 98 Chestnut St, Mount Sinai, NY 11766
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,515 sqft · built 1987 |
| Lot Size | 0.92 acres (40,075 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $200,000 (Nov 1995) |
| Tax Bill | $15,153 (2024) |
| Deeds & Mortgages | Jun 2023 Refinance Oct 2021 Refinance + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 0200-185.00-01.00-001.003 |
| Primary APN | 0200-185.00-01.00-001.003 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,515 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Exterior Material | Wood |
| Lot Area | 40,075 sqft (0.92 acres) |
| View / Lot | Waterfront |
| Heating System | Forced Air with A/C |
|---|
| Account Number | 1103198 |
|---|---|
| Street Address | 98 CHESTNUT ST |
| City | MOUNT SINAI |
| State | NY |
| Zip | 11766-2329 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | CHESTNUT ACRES 8224 7 |
| Legal Block | 5000 |
| Legal Lot Number | 100 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | BROOKHAVEN |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 158306 |
98 Chestnut St is owned and occupied by two individuals who bought it in November 1995.
Source: Suffolk County and Brookhaven Town records, as of August 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 98 CHESTNUT ST, MOUNT SINAI, NY 11766-2329 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 |
|---|---|
| Jun 21, 2023 | Deed of Trust, Mortgage · Stand-Alone Refinance TEACHERS FCU |
| Oct 27, 2021 | Deed of Trust, Mortgage · Stand-Alone Refinance ISLAND FCU |
| Apr 23, 2019 | Deed of Trust, Mortgage · Stand-Alone Refinance TEACHERS FCU |
| Oct 29, 2020 | Deed of Trust, Mortgage · Conventional with PMI ISLAND FCU |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 13, 1995 · Amount on File |
| Deed Sale | Nov 13, 1995 · Amount on File |
| Deed Book / Page | 11749 / 846 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 98 CHESTNUT ST, MOUNT SINAI, NY 11766-2329 |
| Transaction Type | Mortgage |
| Record Updated | Feb 27, 2024 |
| Name | Verified Name |
|---|
| Document Number | 0235150455 |
|---|---|
| Date | Jun 21, 2023 |
| Book Page | 23515/455 |
| Name | TEACHERS FCU |
|---|---|
| Type | Credit Union |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
| Term | 169 Months |
| Due | Jul 1, 2037 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 98 CHESTNUT ST, MOUNT SINAI, NY 11766-2329 |
| Transaction Type | Mortgage |
| Record Updated | Dec 7, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0233390970 |
|---|---|
| Date | Oct 27, 2021 |
| Book Page | 23339/970 |
| Instrument | DM043082 |
| Name | ISLAND FCU |
|---|---|
| Type | Credit Union |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
| Term | 241 Months |
| Due | Nov 1, 2041 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 98 CHESTNUT ST, MOUNT SINAI, NY 11766-2329 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0230220235 |
|---|---|
| Date | Apr 23, 2019 |
| Book Page | 23022/235 |
| Instrument | DK002742 |
| Name | TEACHERS FCU |
|---|---|
| Type | Credit Union |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount on Record |
| Term | 169 Months |
| Due | May 1, 2033 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 98 CHESTNUT ST, MOUNT SINAI, NY 11766-2329 |
| Document Number | 0232010429 |
| Instrument Date | Oct 29, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Mar 8, 2021 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 98 CHESTNUT ST MOUNT SINAI NY 117662329, MOUNT SINAI, NY 11766-2329 |
| Document Number | 0232010429 |
|---|---|
| Date | Nov 30, 2020 |
| Book Page | 023201/000429 |
| Name | ISLAND FCU |
|---|---|
| Type | Credit Union |
| Address | HAUPPAUGE, NY 11788 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount on Record |
| Term | 240 Months |
| Due | Nov 29, 2040 |
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 | Mount Sinai Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,700 Land $450 Building $3,250 | $770,833 Land $84,906 Building $613,208 | |
| 2024 | $15,153.00 | ||
| 2023 | $3,700 Land $450 Building $3,250 | $6,852 Land $833 Building $6,019 |
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 98 Chestnut St in Zone X, an area of minimal flood risk, though there have been 5 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 | 4 in force |
| Nearby Flood Claims | 5 (1979–1985) |
| Claims Outside the SFHA | 5 of 5 |
| Most Recent Claim | Sep 1985 · Hurricane Gloria |
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 98 Chestnut St is low, with less than 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 96% of the US · lower than 95% of New York |
|---|---|
| Wildfire Likelihood | Under 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 197 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| Starlink Satellite | 280 / 30 |
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