15 Carlton St, Brookline, MA 02446 Property Records

Norfolk County and Brookline Town property record for 15 Carlton St, Brookline, MA 02446

Property Summary

Property Type	Single Family Home
Details	5 bd · 3.5 ba · 4,441 sqft · built 1870
Lot Size	0.208 acres (9,039 sqft)
Owner	2 Trust Names on File
Tax Bill	$34,292 (2026)
Deeds & Mortgages	Aug 2021 Transfer May 2021 Refinance + 3 more
Flood Zone	Zone X (minimal risk)
APN	`4317011`

Property Details

APN / Parcel Number

Primary APN	`4317011`
Alternative APN	`BROO B:114 L:0002 S:0000`

Interior

Bedrooms	5 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	12 Rooms
Stories	3 Stories
Building Area	4,441 sqft Living Area
Gross Area	6,885 sqft
Basement Area	1,692 sqft
Unfinished Basement	1,692 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1870
Effective Year Built	Effective 1976
Architectural Style	Duplex Single
Exterior Material	Brick
Construction Type	Frame
Roof Type	Mansard
Roof Material	Asphalt
Lot Area	9,039 sqft (0.208 acres)

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	4317011
Street Address	15 CARLTON ST
City	BROOKLINE
State	MA
Zip	02446-5601
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	T-5
Legal Subdivision	THEO G HILLS
Legal Block	114
Legal Lot Number	2
Jurisdiction	BROOKLINE MA
Township / Civil Division	BROOKLINE
Census Block Group	2
Census Block	2005
Census Tract	400100

Historic Designation

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

Historic District	Within the Longwood Historic District listed 1978 · 61 contributing resources · NRIS 78000460

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

Owner

15 Carlton St is owner-occupied and held in a trust since August 2021.

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

Owner of Record	2 Trust Names on File
Mailing Address	15 CARLTON ST, BROOKLINE, MA 02446-5601
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

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
Aug 10, 2021	Quit Claim Deed, Transfer Quitclaim
May 27, 2021	Deed of Trust, Mortgage · Stand-Alone Refinance CITIZENS BANK
Apr 27, 2021	Quit Claim Deed, Transfer Quitclaim
Feb 26, 2020	Deed of Trust, Mortgage · Stand-Alone Refinance CITIZENS BANK OF RHODE ISLAND
May 21, 2018	Deed of Trust, Mortgage · Line of Credit CITIZENS BK/RI

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 14, 2012
Deed Sale	Aug 14, 2012
Deed Document Number	20129
Deed Book / Page	30306 / 296
Last Transfer Date	Aug 6, 2021
Transfer Doc	39722-12
Record Updated	Oct 29, 2026

August 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BROOKLINE MA
Recording Date	Aug 10, 2021
Property Address	15 CARLTON ST, BROOKLINE, MA 02446-5601
Document Number	39722-12
Book / Page	39722 / 12
Instrument Date	Aug 6, 2021
Instrument	104111
Transaction Type	Transfer
Record Updated	Aug 27, 2021

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
Address	15 CARLTON ST, BROOKLINE, MA 02446-5601

May 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BROOKLINE MA
Property Address	15 CARLTON ST, BROOKLINE, MA 02446-5601
Transaction Type	Mortgage
Record Updated	Jun 11, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	39448-55
Date	May 27, 2021
Book Page	39448/55
Instrument	69793

Lender

Name	CITIZENS BANK
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	361 Months
Due	Jun 1, 2051

April 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BROOKLINE MA
Recording Date	Apr 27, 2021
Property Address	15 CARLTON ST, BROOKLINE, MA 02446-5601
Document Number	39320-392
Book / Page	39320 / 392
Instrument Date	Apr 23, 2021
Instrument	54749
Transaction Type	Transfer
Record Updated	May 14, 2021

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 by the Entirety
Address	15 CARLTON ST, BROOKLINE, MA 02446-5601

February 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BROOKLINE MA
Property Address	15 CARLTON ST, BROOKLINE, MA 02446-5601
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	37628-582
Date	Feb 26, 2020
Book Page	37628/582
Instrument	17446

Lender

Name	CITIZENS BANK OF RHODE ISLAND
Type	Bank

Agreement

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

May 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BROOKLINE MA
Property Address	15 CARLTON ST, BROOKLINE, MA 02446-5601
Document Number	36052-600
Instrument Date	May 21, 2018
Transaction Type	Mortgage
Record Updated	Jul 3, 2018

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	15 CARLTON ST BROOKLINE MA 024465601, BROOKLINE, MA 02446-5601

Mortgage

Document Number	36052-600
Date	Jun 12, 2018
Book Page	036052/000600
Instrument	47949

Lender

Name	CITIZENS BK/RI
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

The 2026 property tax bill for 15 Carlton St was $34,292, up 3.7% 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	$34,292.00 (+3.73%)	$3,348,800 (-0.01%) Land $1,894,100 Building $1,454,700	$3,097,318
2025	$33,058.00 (+5.15%)	$3,349,300 (+4.08%) Land $1,875,400 Building $1,473,900
2024	$31,439.00 (+5.09%)	$3,217,900 (+7.24%) Land $1,803,200 Building $1,414,700
2023	$29,916.00	$3,000,600 Land $1,503,100 Building $1,497,500

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

Flood

FEMA maps place 15 Carlton St in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.

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
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 11 policies
Nearby Flood Policies	11 in force
Nearby Flood Claims	4 (1982–1998)
Claims Outside the SFHA	3 of 4
Most Recent Claim	Jun 1998 · Heavy Rains And Flooding

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 15 Carlton St 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 299 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
Verizon Fixed Wireless · Fiber in parts of the area	1,000 / 75
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Starry.

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