Middlesex County and Cambridge City property record for 145 3rd St, Cambridge, MA 02141
| Property Type | Triplex |
|---|---|
| Details | 6 bd · 3.5 ba · 2,520 sqft · built 1988 |
| Lot Size | 0.086 acres (3,734 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $8,893 (2025) |
| Deeds & Mortgages | Jun 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 24-20 |
| Primary APN | 24-20 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 12 Rooms |
| Units | 3 Units |
| Stories | 3 Stories |
| Building Area | 2,520 sqft Living Area |
| Gross Area | 3,770 sqft |
| 1st Floor Area | 840 sqft |
| Basement Area | 840 sqft |
| Unfinished Basement | 840 sqft |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Other |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Concrete |
| Roof Type | Flat |
| Roof Material | Tar & Gravel |
| Lot Area | 3,734 sqft (0.086 acres) |
| Parking Spaces | 3 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | HVAC |
|---|---|
| Heating System | Radiant |
| Heating Fuel | Electric |
| Street Address | 145 3RD ST |
|---|---|
| City | CAMBRIDGE |
| State | MA |
| Zip | 02141-1711 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Local Zoning Code | C-1 |
| Legal Lot Number | 20 |
| Jurisdiction | CAMBRIDGE MA |
| Township / Civil Division | CAMBRIDGE |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 352300 |
145 3rd St, a triplex, is owner-occupied and held in a trust.
Source: Middlesex County and Cambridge City records, as of April 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 145 3RD ST, CAMBRIDGE, MA 02141-1711 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CAMBRIDGE MA |
| Property Address | 145 3RD ST, CAMBRIDGE, MA 02141-1711 |
| Document Number | 69485-304 |
| Book / Page | 069485 / 000304 |
| Instrument Date | Jun 14, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Jul 11, 2017 |
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Document Number | 69485-304 |
|---|---|
| Date | Jun 23, 2017 |
| Book Page | 069485/000304 |
| Instrument | 96054 |
| Name | ROCKLAND TR |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 180 Months |
| Due | Jun 22, 2032 |
The 2025 property tax bill for 145 3rd St was $8,893, up 6.7% 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 |
|---|---|---|
| 2025 | $8,893.00 (+6.69%) | $1,400,400 (-0.54%) Land $744,900 Building $655,500 |
| 2024 | $8,335.00 (+8.57%) | $1,408,000 (+7.47%) Land $776,500 Building $631,500 |
| 2023 | $7,677.00 | $1,310,100 Land $741,400 Building $568,700 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 145 3rd St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2021.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 9 (5% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 1 (2021) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jul 2021 · rainfall accumulation |
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 145 3rd 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 460 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Netafy Fixed Wireless | 641 / 143 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Starry, Verizon.
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