Suffolk County and Southold Town property record for 185 Riley Ave, Mattituck, NY 11952
| Property Type | Multi-Family Dwellings |
|---|---|
| Lot Size | 0.35 acres (15,246 sqft) |
| Owner | Individual Name on File |
| Last Sale | $949,000 (Aug 2024) |
| Tax Bill | $9,702 (2024) |
| Deeds & Mortgages | Dec 2025 Mortgage Aug 2024 Sale & Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 473889 143.-4-29 |
| Primary APN | 473889 143.-4-29 |
|---|---|
| Alternative APNs |
|
| Architectural Style | Multi-Family |
|---|---|
| Lot Area | 15,246 sqft (0.35 acres) |
| Account Number | 14 |
|---|---|
| Street Address | 185 RILEY AVE |
| City | MATTITUCK |
| State | NY |
| Zip | 11952-1840 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Local Zoning Code | R-40 |
| Legal Description | BOOK 12056 PAGE 913 BILL 017403 |
| Legal Block | 4 |
| Legal Lot Number | 29 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | SOUTHOLD |
| Census Block Group | 1 |
| Census Block | 1020 |
| Census Tract | 170004 |
185 Riley Ave, a residential property, is owned by an individual who bought it in August 2024.
Source: Suffolk County and Southold Town records, as of August 11, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 300 CARLETON AVE, 2201, CENTRAL ISLIP, NY 11722-4561 |
| 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.
| Date | Document |
|---|---|
| Dec 10, 2025 | Deed of Trust, Mortgage CONTINENTAL MORTGAGE BANKING |
| Aug 8, 2024 | Deed, Transfer · Stand-Alone First Mortgage CONTINENTAL MORTGAGE BANKING |
| Apr 12, 2022 | Sheriff's Deed, Foreclosure |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 8, 2024 · Amount on File |
| Deed Sale | Aug 8, 2024 · Amount on File |
| Prior Sale | Apr 12, 2022 · Amount on File |
| Deed Book / Page | 13259 / 85 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 185 RILEY AVE, MATTITUCK, NY 11952-1840 |
| Transaction Type | Mortgage |
| Record Updated | Apr 3, 2026 |
| Name | Verified Name |
|---|
| Document Number | 0237000947 |
|---|---|
| Date | Dec 10, 2025 |
| Book Page | 23700/947 |
| Name | CONTINENTAL MORTGAGE BANKING |
|---|
| Amount | Amount on Record |
|---|---|
| Term | 337 Months |
| Due | Jan 1, 2054 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Aug 8, 2024 |
| Property Address | 185 RILEY AVE, MATTITUCK, NY 11952-1840 |
| Document Number | 0132590085 |
| Book / Page | 13259 / 85 |
| Instrument Date | Jul 26, 2024 |
| Transaction Type | Transfer |
| Record Updated | Apr 21, 2026 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 300 CARLETON AVE APT 2201, 2201, CENTRAL ISLIP, NY 11722-4561 |
| Document Number | 0023602919 |
|---|---|
| Date | Aug 8, 2024 |
| Instrument | 23602/919 |
| Name | CONTINENTAL MORTGAGE BANKING |
|---|
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2054 |
| Document Type | Sheriff's Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Apr 12, 2022 |
| Property Address | 185 RILEY AVE, MATTITUCK, NY 11952-1840 |
| Document Number | 0131510472 |
| Book / Page | 13151 / 472 |
| Instrument Date | Feb 22, 2022 |
| Transaction Type | Foreclosure |
| Record Updated | Feb 23, 2024 |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 43 MAPLEWOOD AVE, SELDEN, NY 11784-3013 |
Source: Suffolk County and Southold Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Southold Town |
| Unified School District | Mattituck-Cutchogue Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,400 Land $600 Building $4,800 | $981,818 Land $109,091 Building $872,727 | |
| 2024 | $9,702.00 | ||
| 2023 | $6,200 Land $600 Building $5,600 | $10,878 Land $1,053 Building $9,825 |
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 185 Riley Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 102 policies |
| Nearby Flood Policies | 102 in force |
| Nearby Flood Claims | 7 (1994–2024) |
| Claims Outside the SFHA | 2 of 7 |
| Most Recent Claim | Aug 2024 · Severe Storm And Flooding |
| 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 185 Riley Ave 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 94% of the US · lower than 91% of New York |
|---|---|
| Wildfire Likelihood | Under 0.01% 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 158 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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