Middlesex County and Cambridge City property record for 9 Douglas St, Cambridge, MA 02139 · Last verified July 2026
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2.5 ba · 2,445 sqft · built 1873 |
| Lot Size | 0.074 acres (3,209 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $500,000 (Feb 2009) |
| Tax Bill | $9,635 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 91-35 |
| Primary APN | 91-35 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 2,445 sqft Living Area |
| Gross Area | 4,210 sqft |
| 1st Floor Area | 1,228 sqft |
| Attic | Attic |
| Attic Area | 736 sqft |
| Basement Area | 1,006 sqft |
| Unfinished Basement | 1,006 sqft |
| Year Built | Built 1873 |
|---|---|
| Effective Year Built | Effective 1873 |
| Architectural Style | Other |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Brick |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 3,209 sqft (0.074 acres) |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Steam |
| Heating Fuel | Oil |
| Street Address | 9 DOUGLAS ST |
|---|---|
| City | CAMBRIDGE |
| State | MA |
| Zip | 02139-3403 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Lot Number | 35 |
| Jurisdiction | CAMBRIDGE MA |
| Township / Civil Division | CAMBRIDGE |
| Census Block Group | 1 |
| Census Block | 1008 |
| Census Tract | 353101 |
Source: Middlesex County and Cambridge City records · APN 91-35
Assessment roll updated April 14, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 85 THORNDIKE ST, CAMBRIDGE, MA 02141-1743 |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Feb 23, 2009 · Amount on Record |
| Deed Sale | Feb 23, 2009 · Amount on Record |
| Last Transfer Date | Apr 30, 2025 |
| Transfer Doc | 084041-460 |
| Record Updated | Sep 20, 2026 |
Source: Middlesex County and Cambridge City records · Assessment roll updated April 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Cambridge City |
| Unified School District | Cambridge School District (PK - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $9,635.00 (+6.55%) | $1,517,300 (-0.67%) Land $762,800 Building $754,500 |
| 2024 | $9,043.00 (+6.33%) | $1,527,500 (+5.24%) Land $801,300 Building $726,200 |
| 2023 | $8,505.00 | $1,451,400 Land $814,700 Building $636,700 |
Source: FEMA National Flood Hazard Layer, Middlesex County (25017C), updated September 10, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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