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308 Commonwealth Ave, Boston, MA 02115 Property Records

Suffolk County and Boston City property record for 308 Commonwealth Ave, Boston, MA 02115

Property Summary

Property TypeCondominium
Details3 bd · 1 ba · 1,940 sqft · built 1896
Lot Size0.045 acres (1,940 sqft)
Owner2 Individual Names on File
Last Sale$2,500,000 (May 2025)
Tax Bill$24,903 (2025)
Deeds & MortgagesOct 2018 Sale
Flood ZoneZone X (minimal risk)
APNCBOS W:05 P:03068 S:012

Property Details

APN / Parcel Number

Primary APNCBOS W:05 P:03068 S:012

Interior

Bedrooms3 Beds
Full Baths1 Bath
Total Rooms8 Rooms
Units14 Units
Stories1 Story
Building Area1,940 sqft Living Area
StudyStudy
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1896
Effective Year BuiltEffective 2017
Architectural StyleOther
Exterior MaterialBrick
Roof TypeFlat
Lot Area1,940 sqft (0.045 acres)

Utilities, Heating & Cooling

Heating SystemHot Water

Location & Zoning

Street Address308 COMMONWEALTH AVE
CityBOSTON
StateMA
Zip02115-2416
Property CategoryResidential
Property TypeResidential > Condominium / Townhouse > Condominium
Local Zoning CodeCD
JurisdictionBOSTON MA
Township / Civil DivisionBOSTON
Census Block Group3
Census Block3001
Census Tract10701

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic DistrictWithin 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.

Owner

308 Commonwealth Ave, a condominium, is owned and occupied by two individuals who bought it in May 2025.

Source: Suffolk County and Boston City records, as of July 20, 2026

Owner of Record2 Individual Names on File
Mailing Address308 COMMONWEALTH AVE, BOSTON, MA 02115-2416
OccupancyOwner Occupied
Owner TypeIndividual
VestingTenants by the Entirety

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleMay 13, 2025 · Amount on File
Deed SaleMay 13, 2025 · Amount on File
Prior SaleAug 29, 2003 · Amount on File
Deed Document Number202528641
Transfer Doc60325-198
Record UpdatedSep 20, 2026

October 2018: Condominium Deed, Transfer

Document TypeCondominium Deed
JurisdictionBOSTON MA
Recording DateOct 25, 2018
Property Address308 COMMONWEALTH AVE APT E, E, BOSTON, MA 02115-2415
Document Number60325-198
Book / Page060325 / 000198
Instrument DateOct 17, 2018
Instrument93452
Transaction TypeTransfer
Record UpdatedNov 21, 2018

Transaction

Tax$0.00
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipPersonal Trust
Address308 COMMONWEALTH AVE #E BOSTON MA 021152415, E, BOSTON, MA 02115-2415

Tax Assessment & Valuation

The 2025 property tax bill for 308 Commonwealth Ave was $24,903, up 5.8% from the year before.

Source: Suffolk County and Boston City assessment roll, as of April 14, 2026

Property Jurisdictions

TypeName
StateMassachusetts
CountySuffolk County
MunicipalityBoston City
Unified School DistrictBoston School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$24,903.00 (+5.79%)$2,150,500 (-0.43%) Building $2,150,500$2,362,080 (-8.07%)
2024$23,541.00 (+6.56%)$2,159,700 (+5%) Building $2,159,700$2,569,370
2023$22,091.00$2,056,900 Building $2,056,900

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 308 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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 10 (0% premium discount)
Nearby Flood Policies2 in force
Nearby Flood Claims3 (1978)
Most Recent ClaimJul 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.

Wildfire

The area around 308 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 RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemBOSTON WATER AND SEWER COMMISSION (MWRA)
serves 675,647 people · EPA ID MA3035000
Water SourcePurchased surface water from MWRA
Last State InspectionMar 2026
Lead6 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureLead service line replacement
currently in violation since Nov 2020
Monitoring and ReportingNone
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 684 locations within half a mile, as of December 31, 2025

ProviderMax 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.

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