Montgomery County and Amsterdam City property record for 4 Thomas St, Amsterdam, NY 12010
| Property Type | Duplex |
|---|---|
| Details | 5 bd · 2 ba · 2,058 sqft · built 1900 |
| Lot Size | 0.073 acres (3,200 sqft) |
| Owner | Individual Name on File |
| Last Sale | $20,000 (Aug 2016) |
| Tax Bill | $1,703 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 270100 39.83-4-42 |
| Primary APN | 270100 39.83-4-42 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 2 Stories |
| Building Area | 2,058 sqft Total Area |
| 1st Floor Area | 1,029 sqft |
| 2nd Floor Area | 1,029 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Architectural Style | Traditional |
| Exterior Material | Wood |
| Lot Area | 3,200 sqft (0.073 acres) |
| Lot Dimensions | 100 ft deep x 32 ft wide |
| Porch | Slab |
| Porch Area | 318 sqft |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0328050 |
|---|---|
| Street Address | 4 THOMAS ST |
| City | AMSTERDAM |
| State | NY |
| Zip | 12010-3514 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | 03 - MULTI |
| Legal Description | RES L 40 X 120 |
| Legal Block | 4 |
| Legal Lot Number | 42.000 |
| Jurisdiction | MONTGOMERY NY |
| Township / Civil Division | AMSTERDAM |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 70300 |
4 Thomas St, a duplex, is owned and occupied by an individual who bought it in August 2016.
Source: Montgomery County and Amsterdam City records, as of September 23, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 4 THOMAS ST, AMSTERDAM, NY 12010-3514 |
| 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.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 16, 2016 · Amount on File |
| Deed Sale | Aug 16, 2016 · Amount on File |
| Deed Book / Page | 2016 / 68922 |
| Prior Transfer Date | Aug 15, 2016 |
| Prior Transfer Doc | 2016068922 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 4 Thomas St was $1,703, up 139.5% from the year before.
Source: Montgomery County and Amsterdam City assessment roll, as of May 11, 2026
| Type | Name |
|---|---|
| State | New York |
| Municipality | Amsterdam City |
| County | Montgomery County |
| Unified School District | Amsterdam City School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,703.00 (+139.52%) | ||
| 2025 | $711.00 | $34,000 Land $800 Building $33,200 | $100,000 Land $2,353 Building $97,647 |
| 2023 | $34,000 Land $800 Building $33,200 | $79,070 Land $1,860 Building $77,210 | |
| 2020 | $617.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4 Thomas St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective November 30, 2022
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 4 Thomas St is low, with 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 80% of the US · above 54% of New York |
|---|---|
| Wildfire Likelihood | 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 | AMSTERDAM (C) serves 20,700 people · EPA ID NY2800136 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Oct 2025 |
| Lead | 14 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Corrosion control Apr 2022 |
| 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 717 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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