Middlesex County and Cambridge City property record for 66 Prospect St, Cambridge, MA 02139 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1.5 ba · 1,520 sqft · built 1979 |
| Lot Size | 0.05 acres (2,190 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $5,307 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 90-187 |
| Primary APN | 90-187 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 4 Rooms |
| Stories | 2 Stories |
| Building Area | 1,520 sqft Living Area |
| Gross Area | 1,800 sqft |
| 1st Floor Area | 320 sqft |
| Basement Area | 599 sqft |
| Unfinished Basement | 599 sqft |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | Other |
| Exterior Material | Brick |
| Construction Type | Concrete |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 2,190 sqft (0.05 acres) |
| Garage Type | Covered |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Electric |
| Street Address | 66 PROSPECT ST |
|---|---|
| City | CAMBRIDGE |
| State | MA |
| Zip | 02139-2503 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Lot Number | 187 |
| Jurisdiction | CAMBRIDGE MA |
| Township / Civil Division | CAMBRIDGE |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 353000 |
Source: Middlesex County and Cambridge City records · APN 90-187
Assessment roll updated April 14, 2026 · Last verified July 2026
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| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 66 PROSPECT ST, CAMBRIDGE, MA 02139-2503 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| 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 and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,307.00 (+3.41%) | $835,700 (-3.6%) Land $496,600 Building $339,100 | $1,501,190 (+9.52%) |
| 2024 | $5,132.00 (+6.76%) | $866,900 (+5.68%) Land $542,500 Building $324,400 | $1,370,755 |
| 2023 | $4,807.00 | $820,300 Land $538,400 Building $281,900 |
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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