Middlesex County and Cambridge City property record for 99 Alpine St, Cambridge, MA 02138
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2.5 ba · 2,062 sqft · built 1924 |
| Lot Size | 0.114 acres (4,961 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $9,717 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 261-155 |
| Primary APN | 261-155 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 2,062 sqft Living Area |
| Gross Area | 4,304 sqft |
| 1st Floor Area | 971 sqft |
| Attic | Attic |
| Attic Area | 960 sqft |
| Basement Area | 960 sqft |
| Unfinished Basement | 960 sqft |
| Year Built | Built 1924 |
|---|---|
| Effective Year Built | Effective 1924 |
| Architectural Style | Other |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Concrete |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 4,961 sqft (0.114 acres) |
| Garage Type | Covered |
| Parking Spaces | 4 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Steam |
| Heating Fuel | Gas |
| Street Address | 99 ALPINE ST |
|---|---|
| City | CAMBRIDGE |
| State | MA |
| Zip | 02138-1224 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | B |
| Legal Lot Number | 155 |
| Jurisdiction | CAMBRIDGE MA |
| Township / Civil Division | CAMBRIDGE |
| Census Block Group | 3 |
| Census Block | 3013 |
| Census Tract | 354602 |
99 Alpine St, a duplex, is owned and occupied by two individuals who acquired it in July 2020.
Source: Middlesex County and Cambridge City records, as of October 20, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 99 ALPINE ST, CAMBRIDGE, MA 02138-1224 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jul 23, 2020 |
| Transfer Doc | 0075262-57 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 99 Alpine St was $9,717, up 7% from the year before.
Source: Middlesex County and Cambridge City assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Municipality | Cambridge City |
| Unified School District | Cambridge School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $9,717.00 (+6.97%) | $1,530,300 (-0.27%) Land $775,300 Building $755,000 | $1,686,204 |
| 2024 | $9,084.00 (+6.21%) | $1,534,500 (+5.13%) Land $807,700 Building $726,800 | |
| 2023 | $8,553.00 | $1,459,600 Land $822,100 Building $637,500 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 99 Alpine St in Zone X, an area of moderate flood risk.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 9 (5% premium discount) |
| Nearby Flood Policies | 5 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.
The area around 99 Alpine St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | CAMBRIDGE WATER DEPARTMENT serves 118,214 people · EPA ID MA3049000 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2023 |
| Lead | 8 ppb (2021–2023) 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 142 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless · Fiber in parts of the area | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Starry.
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