129 Walnut St, Brookline, MA 02445 Property Records

Norfolk County and Brookline Town property record for 129 Walnut St, Brookline, MA 02445 · Last verified July 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	6 Beds
Bathrooms	2.5 Baths
Architecture Style	Other
Year Built	Built 1940
Square Footage	2,836 sqft Living Area
Lot Size	2,012 sqft (0.046 acres)
Last Sale	$1,150,000 (2025)
Tax Bill	$8,101.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`12121022`
Alternative APN	`BROO B:318 L:0053 S:0000`

Interior

Bedrooms	6 Beds
Full Baths	2.5 Baths
Partial Baths	1 Partial Baths
Total Rooms	14 Rooms
Building Area	2,836 sqft Living Area
Gross Area	3,784 sqft Gross Area
Basement Area	948 sqft Basement
Unfinished Basement	948 sqft Unfinished
Stories	3 Stories
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Exterior

Year Built	Built 1840
Effective Year Built	Effective 1940
Architectural Style	Other Style
Exterior Material	Brick Exterior
Construction Type	Frame Construction
Roof Construction	Mansard Roof Construction
Roof Material	Slate Roof
Lot Area	2,012 sqft (0.046 acres)

Utilities and HVAC

Heating System	Forced Air with Air Conditioning Heating
Heating Fuel	Oil Heating Fuel

Location & Zoning

Account Number	12121022
Street Address	129 WALNUT ST
City	BROOKLINE
State	MA
Zip	02445-7749
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Block	318
Legal Lot Number	53
Jurisdiction	BROOKLINE MA
Minor Civil Division	BROOKLINE
Census Blockgroup	1
Census Block	1001
Census Tract	401000

Owner

Source: Norfolk County and Brookline Town records · APN 12121022

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 Record	Company Name on File
Mailing Address	51 PHILBRICK RD, BROOKLINE, MA 02445-6031
Owner Type	Owner is a Company
Vesting	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jun 04, 2025 · Amount on Record
Deed Sale	Jun 04, 2025 · Amount on Record
Prior Sale	Aug 13, 1979 · Amount on Record
Deed Book / Page	42440 / 256
Record Refreshed	Sep 20, 2026

June 2025: Quit Claim Arm's Length for NE States, Transfer

Document Type	Quit Claim Arm's Length for NE States
Jurisdiction	BROOKLINE MA
Recording Date	Jun 04, 2025
Property Address	129 WALNUT ST, BROOKLINE, MA 02445-7749
Document Number	042440-256
Book / Page	42440 / 256
Instrument Date	Jun 03, 2025
Instrument	35634
Transaction Type	Transfer
Record Updated	Nov 19, 2025

Transaction

Amount	Amount Recorded
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	51 PHILBRICK RD, BROOKLINE, MA 02445-6031

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	Massachusetts
County	Norfolk County
County Subdivision	Brookline Town
Unified School District	Brookline 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.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$8,101.00 (+5.33%)	$820,800 (+4.27%) Land $566,400 Building $254,400	$1,089,365 (-49.22%)
2024	$7,691.00 (+9.98%)	$787,200 (+12.23%) Land $541,600 Building $245,600	$2,145,290
2023	$6,993.00	$701,400 Land $461,000 Building $240,400

Flood & Wildfire

129 Walnut St is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.

Flood

Source: FEMA National Flood Hazard Layer · Norfolk County (25021C), updated May 26, 2026

FEMA Flood Zone	Zone X minimal flood hazard · outside the 0.2% annual chance floodplain
Special Flood Hazard Area	No

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to Homes	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach of burnable land

Values are read at the parcel center point; lenders make the official flood determination.