397 Walnut St, #403, Brookline, MA 02445 Property Records

Norfolk County and Brookline Town property record for 397 Walnut St, #403, Brookline, MA 02445

Property Summary

Property TypeResidential Vacant Land
Lot Size0.494 acres (21,497 sqft)
OwnerIndividual Name on Record
Tax Bill$16,807 (2025)
Flood ZoneZone X (minimal risk)
APN12206002

Property Details

APN / Parcel Number

Primary APN12206002
Alternative APN
  • BROO B:322 L:0010 S:0000

Exterior

Lot Area21,497 sqft (0.494 acres)

Location & Zoning

Account Number12206002
Street Address397 WALNUT ST, 403
CityBROOKLINE
StateMA
Zip02445-7523
Property CategoryResidential
Property TypeVacant Land > Residential
Local Zoning CodeS15
Legal Block322
Legal Lot Number10
JurisdictionBROOKLINE MA
Township / Civil DivisionBROOKLINE
Census Block Group1
Census Block1005
Census Tract401100

Historic Designation

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

Historic DistrictWithin the Brookline Town Green Historic District
listed 1980 · 64 contributing resources · NRIS 80000650

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

Source: Norfolk County and Brookline Town records, as of April 14, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Name on Record
Mailing Address393 WALNUT ST, BROOKLINE, MA 02445-7523
Owner TypeIndividual
VestingLife Estate

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Record UpdatedJun 8, 2026

Tax Assessment & Valuation

Source: Norfolk County and Brookline Town assessment roll, as of April 14, 2026

Property Jurisdictions

TypeName
StateMassachusetts
CountyNorfolk County
County SubdivisionBrookline Town
Unified School DistrictBrookline School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2025$16,807.00 (+5.07%)$1,702,800 (+4%) Land $1,702,800
2024$15,996.00 (+17.57%)$1,637,300 (+19.98%) Land $1,637,300
2023$13,605.00$1,364,600 Land $1,364,600

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective May 26, 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
Nearby Flood Policies9 in force
Nearby Flood Claims2 (2014)
Claims Outside the SFHA2 of 2
Most Recent ClaimDec 2014 · 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

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 SystemBROOKLINE WATER AND SEWER DIVISION
serves 63,191 people · EPA ID MA3046000
Water SourcePurchased surface water from MWRA
Last State InspectionApr 2026
Lead1 ppb (2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
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 653 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable
2,000 / 2,000
Astound Broadband
Cable
1,500 / 50
Verizon
Fiber · Fixed Wireless in parts of the area
980 / 880
T-Mobile
Fixed Wireless
100 / 20

May also be available: AT&T, Starry.

Nearby Properties on Walnut St

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