Suffolk County and Boston City property record for 334 Commonwealth Ave, Boston, MA 02115
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 6,150 sqft · built 1899 |
| Lot Size | 0.069 acres (2,988 sqft) |
| Owner | Company Name on File |
| Tax Bill | $24,668 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | CBOS W:05 P:03029 S:000 |
| Primary APN | CBOS W:05 P:03029 S:000 |
|---|
| Units | 8 Units |
|---|---|
| Stories | 4 Stories |
| Building Area | 6,150 sqft Living Area |
| Year Built | Built 1899 |
|---|---|
| Effective Year Built | Effective 1899 |
| Exterior Material | Brick |
| Construction Type | Brick |
| Lot Area | 2,988 sqft (0.069 acres) |
| Street Address | 334 COMMONWEALTH AVE |
|---|---|
| City | BOSTON |
| State | MA |
| Zip | 02115-2126 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | A |
| Jurisdiction | BOSTON MA |
| Township / Civil Division | BOSTON |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 10701 |
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.
334 Commonwealth Ave, a residential property, is owned by a company.
Source: Suffolk County and Boston City records, as of April 14, 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 | Company Name on File |
|---|---|
| Mailing Address | 330 COMMONWEALTH AVE, BOSTON, MA 02115-2117 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for 334 Commonwealth Ave was $24,668, up 4.3% from the year before.
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 | Assessed Value |
|---|---|---|
| 2025 | $24,668.00 (+4.34%) | $2,130,200 (-1.79%) Land $570,100 Building $1,560,100 |
| 2024 | $23,643.00 (-1.29%) | $2,169,100 (-2.74%) Land $570,100 Building $1,599,000 |
| 2023 | $23,953.00 | $2,230,300 Land $570,100 Building $1,660,200 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 334 Commonwealth Ave in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1978.
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 |
| Nearby Flood Claims | 3 (1978) |
| Most Recent Claim | Jul 1978 · 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 334 Commonwealth Ave 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 | 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 407 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 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Starry, Verizon.
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