18 Osborne Rd, Brookline, MA 02446 Property Records

Norfolk County and Brookline Town property record for 18 Osborne Rd, Brookline, MA 02446

Property Summary

Property Type	Single Family Home
Details	6 bd · 3.5 ba · 3,534 sqft · built 1895
Lot Size	0.119 acres (5,184 sqft)
Owner	2 Individual Names on File
Last Sale	$1,000,000 (Oct 2006)
Tax Bill	$25,388 (2026)
Deeds & Mortgages	Dec 2023 Transfer Jan 2020 Refinance
Flood Zone	Zone X (minimal risk)
APN	`1963024`

Property Details

APN / Parcel Number

Primary APN	`1963024`
Alternative APN	`BROO B:055 L:0006 S:0000`

Interior

Bedrooms	6 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	3 Stories
Building Area	3,534 sqft Living Area
Gross Area	6,067 sqft
Basement Area	1,400 sqft
Unfinished Basement	1,400 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1895
Effective Year Built	Effective 1980
Architectural Style	Victorian
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Hip
Roof Material	Slate
Lot Area	5,184 sqft (0.119 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	1963024
Street Address	18 OSBORNE RD
City	BROOKLINE
State	MA
Zip	02446-6756
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	T-5
Legal Subdivision	BROOKLINE
Legal Block	55
Legal Lot Number	6
Jurisdiction	BROOKLINE MA
Township / Civil Division	BROOKLINE
Census Block Group	2
Census Block	2002
Census Tract	400202

Historic Designation

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

Historic District	Within the Graffam Development Historic District listed 1985 · 34 contributing resources · NRIS 85003271

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

Owner

18 Osborne Rd is owned and occupied by two individuals who acquired it in December 2023.

Source: Norfolk County and Brookline Town records, as of October 20, 2026

Owner of Record	2 Individual Names on File
Mailing Address	18 OSBORNE RD, BROOKLINE, MA 02446-6756
Occupancy	Owner Occupied
Owner Type	Individual

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

Date	Document
Dec 7, 2023	Quit Claim Deed, Transfer Quitclaim
Jan 29, 2020	Deed of Trust, Mortgage · Stand-Alone Refinance MORGAN STANLEY CREDIT CORP

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 30, 2006 · Amount on File
Deed Sale	Oct 30, 2006 · Amount on File
Deed Document Number	2006130548
Deed Book / Page	24215 / 148
Last Transfer Date	Dec 6, 2023
Transfer Doc	041547-379
Record Updated	Oct 29, 2026

December 2023: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BROOKLINE MA
Recording Date	Dec 7, 2023
Property Address	18 OSBORNE RD, BROOKLINE, MA 02446-6756
Document Number	041547-379
Book / Page	41547 / 379
Instrument Date	Dec 6, 2023
Instrument	80983
Transaction Type	Transfer
Record Updated	Dec 22, 2023

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Common
Address	18 OSBORNE RD, BROOKLINE, MA 02446-6756

January 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BROOKLINE MA
Property Address	18 OSBORNE RD, BROOKLINE, MA 02446-6756
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	37558-194
Date	Jan 29, 2020
Book Page	37558/194
Instrument	8132

Lender

Name	MORGAN STANLEY CREDIT CORP
Type	Mortgage Company

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2050

Tax Assessment & Valuation

The 2026 property tax bill for 18 Osborne Rd was $25,388, up 4% from the year before.

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$25,388.00 (+3.99%)	$2,479,300 (+0.23%) Land $1,255,700 Building $1,223,600	$3,454,295 (-)
2025	$24,414.00 (+5.21%)	$2,473,600 (+4.15%) Land $1,243,300 Building $1,230,300	$3,454,295 (-12.14%)
2024	$23,205.00 (+3.21%)	$2,375,100 (+5.32%) Land $1,195,400 Building $1,179,700	$3,931,480
2023	$22,483.00	$2,255,100 Land $1,097,400 Building $1,157,700

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

Flood

FEMA maps place 18 Osborne Rd in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective May 26, 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
Nearby Flood Policies	1 in force

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 18 Osborne Rd 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.

Drinking Water

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

Water System	BROOKLINE WATER AND SEWER DIVISION serves 63,191 people · EPA ID MA3046000
Water Source	Purchased surface water from MWRA
Last State Inspection	Apr 2026
Lead	1 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 350 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Astound Broadband Cable	1,500 / 50
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Starry, Verizon.

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