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1 Mason St, Brookline, MA 02446 Property Records

Norfolk County and Brookline Town property record for 1 Mason St, Brookline, MA 02446 · Last verified July 2026

Property Summary

Property TypeSingle Family Home
Details8 bd · 6 ba · 8,001 sqft · built 1911
Lot Size0.25 acres (10,886 sqft)
OwnerIndividual Name on File
Last Sale$4,090,000 (Dec 2006)
Tax Bill$69,074 (2025)
Deeds & MortgagesNov 2021 Transfer
Sep 2019 Transfer
Flood ZoneZone X (minimal risk)
APN302019

Property Details

APN / Parcel Number

Primary APN302019
Alternative APN
  • BROO B:014 L:0004 S:0000

Interior

Bedrooms8 Beds
Full Baths6 Baths
Half Baths2 Half Baths
Total Rooms16 Rooms
Stories3 Stories
Building Area8,001 sqft Living Area
Gross Area13,700 sqft
Basement Area2,868 sqft
Unfinished Basement1,973 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1911
Effective Year BuiltEffective 1991
Architectural StyleColonial
Exterior MaterialStone
Construction TypeFrame
Roof TypeGable
Roof MaterialSlate
Lot Area10,886 sqft (0.25 acres)
Garage TypeAttached
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemSteam
Heating FuelGas

Location & Zoning

Account Number302019
Street Address1 MASON ST
CityBROOKLINE
StateMA
Zip02446-4006
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal Subdivision197-199 SOUTH STREET
Legal Block14
Legal Lot Number4
JurisdictionBROOKLINE MA
Township / Civil DivisionBROOKLINE
Census Block Group5
Census Block5006
Census Tract400100

Owner

Source: Norfolk County and Brookline Town records · APN 302019

Assessment roll updated April 14, 2026 · Last verified July 2026

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

Owner of RecordIndividual Name on File
Mailing Address1 MASON ST, BROOKLINE, MA 02446-4006
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Nov 03, 2021Quit Claim Deed, Transfer
Quitclaim
Sep 30, 2019Quit Claim Deed, Transfer
NOT AVAILABLE

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleDec 19, 2006 · Amount on Record
Deed SaleDec 19, 2006 · Amount on Record
Prior SaleFeb 01, 2002 · Amount on Record
Deed Book / Page24373 / 496
Last Transfer DateOct 23, 2021
Transfer Doc40029-243
Record UpdatedSep 20, 2026

November 2021: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionBROOKLINE MA
Recording DateNov 03, 2021
Property Address1 MASON ST, BROOKLINE, MA 02446-4006
Document Number40029-243
Book / Page40029 / 243
Instrument DateOct 23, 2021
Instrument140084
Transaction TypeTransfer
Record UpdatedNov 19, 2021

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name

September 2019: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionBROOKLINE MA
Recording DateSep 30, 2019
Property Address1 MASON ST, BROOKLINE, MA 02446-4006
Document Number37198-97
Book / Page037198 / 000097
Instrument DateSep 25, 2019
Instrument88292
Transaction TypeTransfer
Record UpdatedOct 15, 2019
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address1 MASON ST BROOKLINE MA 024464006, BROOKLINE, MA 02446-4006

Tax Assessment & Valuation

Source: Norfolk County and Brookline Town records · Assessment roll updated April 14, 2026 · Last verified July 2026

Property Jurisdictions

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

Tax Bill & Assessment History

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

YearTax BillAssessed ValueAssessed Market Value
2025$69,074.00 (+4.66%)$6,998,400 (+3.6%) Land $2,286,300 Building $4,712,100$6,790,030
2024$65,996.00 (+6.54%)$6,755,000 (+8.72%) Land $2,198,300 Building $4,556,700
2023$61,945.00$6,213,100 Land $1,832,400 Building $4,380,700

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Norfolk County (25021C), updated May 26, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 250214001005, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Nearby Flood Policies8 units insured
3 under condo master policies

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

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.

Historic Designation

Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026

Historic DistrictWithin the Cottage Farm Historic District
listed 1978 · 48 contributing resources · NRIS 78000455

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

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 151 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
XfinityCable2,000 / 2,000
Radiate HoldingsCable1,500 / 50
T-Mobile USAFixed Wireless100 / 20
AT&TFixed Wireless100 / 20

May also be available at this address: Verizon, Starry, OpenCape. Availability varies by address; speeds are provider-advertised maximums, not measured.

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