Berkshire County and Williamstown Town property record for 40 Mount Williams Dr, Williamstown, MA 01267
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,191 sqft · built 1950 |
| Lot Size | 0.36 acres (15,682 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $260,000 (Sep 2000) |
| Tax Bill | $9,534 (2026) |
| Deeds & Mortgages | Oct 2019 Line of Credit Oct 2019 Refinance |
| APN | M_61238_941702 |
| Primary APN | M_61238_941702 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 3,191 sqft Living Area |
| Gross Area | 6,028 sqft |
| 1st Floor Area | 1,928 sqft |
| Basement Area | 1,644 sqft |
| Unfinished Basement | 1,644 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1981 |
| Architectural Style | Cape Cod |
| Exterior Material | Wood Siding |
| Construction Type | Concrete |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 15,682 sqft (0.36 acres) |
| Garage Type | Attached |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | M_61238_941702 |
|---|---|
| Street Address | 40 MOUNT WILLIAMS DR |
| City | WILLIAMSTOWN |
| State | MA |
| Zip | 01267-2532 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | GR |
| Legal Block | 155 |
| Jurisdiction | WILLIAMSTOWN MA |
| Township / Civil Division | WILLIAMSTOWN |
| Census Block Group | 4 |
| Census Block | 4003 |
| Census Tract | 920101 |
Source: Berkshire County and Williamstown Town records, as of October 20, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 40 MOUNT WILLIAMS DR, WILLIAMSTOWN, MA 01267-2532 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Oct 21, 2019 | Deed of Trust, Mortgage · Line of Credit MOUNTAIN 1ST BANK & TRUST CO |
| Oct 21, 2019 | Deed of Trust, Mortgage · Stand-Alone Refinance MOUNTAIN 1ST BANK & TRUST CO |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 21, 2000 · Amount on Record |
| Deed Sale | Sep 21, 2000 · Amount on Record |
| Prior Sale | Jul 1, 1988 · Amount on Record |
| Deed Book / Page | 1012 / 833 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WILLIAMSTOWN MA |
| Property Address | 40 MOUNT WILLIAMS DR, WILLIAMSTOWN, MA 01267-2532 |
| Transaction Type | Mortgage |
| Record Updated | Feb 7, 2021 |
| Name | Verified Name |
|---|
| Document Number | 1696-130 |
|---|---|
| Date | Oct 21, 2019 |
| Book Page | 1696/130 |
| Instrument | 5783 |
| Name | MOUNTAIN 1ST BANK & TRUST CO |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | Nov 1, 2039 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WILLIAMSTOWN MA |
| Property Address | 40 MOUNT WILLIAMS DR, WILLIAMSTOWN, MA 01267-2532 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 1696-123 |
|---|---|
| Date | Oct 21, 2019 |
| Book Page | 1696/123 |
| Instrument | 5782 |
| Name | MOUNTAIN 1ST BANK & TRUST CO |
|---|---|
| Type | Bank |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | Nov 1, 2039 |
Source: Berkshire County and Williamstown Town assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Berkshire County |
| County Subdivision | Williamstown Town |
| Unified School District | Mount Greylock School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $9,534.00 (+5.99%) | $671,400 (+3.01%) Land $171,100 Building $500,300 | $772,466 |
| 2025 | $8,995.00 (+2%) | $651,800 (+19.51%) Land $166,100 Building $485,700 | |
| 2023 | $8,819.00 | $545,400 Land $155,000 Building $390,400 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 9 (2005–2011) |
| Claims Outside the SFHA | 1 of 9 |
| Most Recent Claim | Aug 2011 · Tropical Storm Irene |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 57% of Massachusetts |
|---|---|
| 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 | WILLIAMSTOWN WATER DEPT serves 7,326 people · EPA ID MA1341000 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | May 2024 |
| Lead | Under 1 ppb (2019–2021) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 302 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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