Middlesex County and Marlborough City property record for 339 Boston Post Rd E, Marlborough, MA 01752
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 3 bd · 2.5 ba · 4,128 sqft · built 1940 |
| Lot Size | 3.27 acres (142,441 sqft) |
| Owner | Company Name on Record |
| Last Sale | $4,000,000 (May 2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 566132 |
| Primary APN | 566132 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Units | 5 Units |
| Stories | 2 Stories |
| Building Area | 4,128 sqft Total Area |
| Gross Area | 6,124 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Condo/Apartment |
| Exterior Material | Stucco |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 142,441 sqft (3.27 acres) |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Account Number | 566132 |
|---|---|
| Street Address | 339 BOSTON POST RD E |
| City | MARLBOROUGH |
| State | MA |
| Zip | 01752-3623 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Local Zoning Code | B |
| Legal Block | 35 |
| Jurisdiction | MARLBOROUGH MA |
| Township / Civil Division | MARLBOROUGH |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 321200 |
Source: Middlesex County and Marlborough City records, as of July 20, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 35 VILLAGE RD, STE70, MIDDLETON, MA 01949-1234 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 6, 2024 · Amount on Record |
| Deed Sale | May 6, 2024 · Amount on Record |
| Deed Document Number | 202445812 |
| Deed Book / Page | 82738 / 87 |
| Prior Transfer Date | May 3, 2024 |
| Prior Transfer Doc | 0082738-87 |
| Record Updated | Oct 29, 2026 |
Source: Middlesex County and Marlborough City assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Marlborough City |
| Unified School District | Marlborough School District (PK - 12) |
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $550,800 (+4.5%) Land $240,000 Building $310,800 | $3,557,085 (-3.44%) |
| 2024 | $527,100 Land $219,300 Building $307,800 | $3,683,910 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
Source: FEMA National Flood Hazard Layer, effective September 10, 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 |
| Nearby Flood Policies | 1 in force |
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 | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | MARLBOROUGH DPW WATER DIV. (MWRA) serves 41,799 people · EPA ID MA2170000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Aug 2024 |
| Lead | 1 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| 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 191 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
| Xfinity Cable | 2,000 / 2,000 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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