Suffolk County and Boston City property record for 305 Commonwealth Ave, Boston, MA 02115
| Property Type | Exempt (Full or Partial) |
|---|---|
| Details | 9 bd · 5 ba · 3,984 sqft · built 1899 |
| Lot Size | 0.091 acres (3,984 sqft) |
| Owner | Trust Name on Record |
| Last Sale | $5,000,000 (Jun 2019) |
| Tax Bill | $80,794 (2019) |
| Flood Zone | Zone X (minimal risk) |
| APN | CBOS W:05 P:03573 S:000 |
| Primary APN | CBOS W:05 P:03573 S:000 |
|---|
| Bedrooms | 9 Beds |
|---|---|
| Full Baths | 5 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 18 Rooms |
| Units | 9 Units |
| Stories | 5 Stories |
| Building Area | 3,984 sqft Total Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1899 |
|---|---|
| Effective Year Built | Effective 2017 |
| Architectural Style | Other |
| Exterior Material | Brick |
| Construction Type | Brick |
| Roof Type | Gable |
| Roof Material | Other |
| Lot Area | 3,984 sqft (0.091 acres) |
| Parking Spaces | 5 Parking Spaces |
| Cooling System | HVAC |
|---|---|
| Heating System | Hot Water |
| Street Address | 305 COMMONWEALTH AVE |
|---|---|
| City | BOSTON |
| State | MA |
| Zip | 02115-2022 |
| Property Category | Other |
| Property Type | Other > Exempt (Full or Partial) |
| Local Zoning Code | CM |
| Jurisdiction | BOSTON MA |
| Township / Civil Division | BOSTON |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 10802 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Back Bay Historic District listed 1973 · 1,445 contributing resources · NRIS 73001948 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: Suffolk County and Boston 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 | Trust Name on Record |
|---|---|
| Mailing Address | 305 COMMONWEALTH AVE, BOSTON, MA 02115-2022 |
| Owner Type | Individual |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 19, 2019 · Amount on Record |
| Deed Sale | Jun 19, 2019 · Amount on Record |
| Prior Sale | Apr 4, 2019 · Amount on Record |
| Deed Document Number | 201948812 |
| Deed Book / Page | 61295 / 335 |
| Record Updated | Sep 20, 2026 |
Source: Suffolk County and Boston City assessment roll, as of April 14, 2026
| Type | Name |
|---|---|
| State | Massachusetts |
| County | Suffolk County |
| Municipality | Boston City |
| Unified School District | Boston School District (PK - 12) |
| Year | Tax Bill |
|---|---|
| 2019 | $80,794.00 |
Source: FEMA National Flood Hazard Layer, effective January 21, 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 10 (0% premium discount) |
| Nearby Flood Policies | 2 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 | 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 | BOSTON WATER AND SEWER COMMISSION (MWRA) serves 675,647 people · EPA ID MA3035000 |
|---|---|
| Water Source | Purchased surface water from MWRA |
| Last State Inspection | Mar 2026 |
| Lead | 6 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line replacement currently in violation since Nov 2020 |
| 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 684 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 2,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 980 / 880 |
| Starry Fixed Wireless · Fiber in parts of the area | 800 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Netafy.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures