Suffolk County and Smithtown Town property record for 424 Townline Rd, Commack, NY 11725
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,663 sqft · built 1958 |
| Lot Size | 0.23 acres (10,019 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $340,000 (Mar 2016) |
| Tax Bill | $11,994 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 473489 88.-1-42 |
| Primary APN | 473489 88.-1-42 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 1,663 sqft Living Area |
| Gross Area | 1,894 sqft |
| 1st Floor Area | 950 sqft |
| Upper Floors Area | 713 sqft |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1958 |
| Architectural Style | Cape Cod |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 10,019 sqft (0.23 acres) |
| View / Lot | Suburban |
| Garage Type | Attached |
| Garage Area | 231 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Sewer | Connected |
| Water Source | Commercial |
| Street Address | 424 TOWNLINE RD |
|---|---|
| City | COMMACK |
| State | NY |
| Zip | 11725-2036 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 5-182001 TC-52 *2419 SEC 2 LOT 245 BIRCHWOOD PARK AT COMMACK |
| Legal Subdivision | BIRCHWOOD PK/COMMACK SEC 2 |
| Legal Block | 1 |
| Legal Lot Number | 42 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | SMITHTOWN |
| Census Block Group | 2 |
| Census Block | 2022 |
| Census Tract | 135101 |
424 Townline Rd is owned and occupied by two individuals who bought it in March 2016.
Source: Suffolk County and Smithtown Town records, as of August 11, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 424 TOWNLINE RD, COMMACK, NY 11725-2036 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 23, 2016 · Amount on File |
| Deed Sale | Mar 23, 2016 · Amount on File |
| Prior Sale | Mar 9, 2013 · Amount on File |
| Deed Book / Page | 12857 / 726 |
| Record Updated | Sep 20, 2026 |
Source: Suffolk County and Smithtown Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Smithtown Town |
| Unified School District | Commack Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,315 Land $300 Building $4,015 | $539,375 Land $37,500 Building $501,875 | |
| 2024 | $11,994.00 | ||
| 2023 | $4,315 Land $300 Building $4,015 | $4,960 Land $345 Building $4,615 |
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 424 Townline Rd in Zone X, an area of minimal flood risk, though there have been 2 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 | 2 (1979–2023) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Dec 2023 · rainfall accumulation |
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 424 Townline Rd 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 298 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber | 980 / 880 |
May also be available: T-Mobile.
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