21 Kent Sq, Brookline, MA 02446 Property Records

Norfolk County and Brookline Town property record for 21 Kent Sq, Brookline, MA 02446

Property Summary

Property Type	Duplex
Details	6 bd · 3 ba · 3,715 sqft · built 1885
Lot Size	0.124 acres (5,401 sqft)
Owner	Company Name on File
Last Sale	$2,625,000 (Jun 2024)
Tax Bill	$25,845 (2026)
Deeds & Mortgages	Oct 2017 Line of Credit Nov 2020 Refinance
Flood Zone	Zone X (minimal risk)
APN	`5031035`

Property Details

APN / Parcel Number

Primary APN	`5031035`
Alternative APN	`BROO B:129 L:0003 S:0000`

Interior

Bedrooms	6 Beds
Full Baths	3 Baths
Total Rooms	14 Rooms
Units	2 Units
Stories	3 Stories
Building Area	3,715 sqft Living Area
Gross Area	5,852 sqft
Basement Area	1,156 sqft
Unfinished Basement	1,156 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1885
Effective Year Built	Effective 1982
Architectural Style	Other
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Gambrel
Roof Material	Asphalt
Lot Area	5,401 sqft (0.124 acres)

Utilities, Heating & Cooling

Heating System	Steam
Heating Fuel	Oil

Location & Zoning

Account Number	5031035
Street Address	21 KENT SQ
City	BROOKLINE
State	MA
Zip	02446-6937
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	T-5
Legal Block	129
Legal Lot Number	3
Jurisdiction	BROOKLINE MA
Township / Civil Division	BROOKLINE
Census Block Group	1
Census Block	1000
Census Tract	400800

Owner

21 Kent Sq, a duplex, is owned by a company that bought it in June 2024.

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Company Name on File
Mailing Address	44 GLEN AVE, NEWTON CENTER, MA 02459-2066
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Oct 31, 2017	Deed of Trust, Mortgage · Line of Credit EASTERN BANK
Nov 24, 2020	Deed of Trust, Mortgage · Stand-Alone Refinance ENVISION BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 20, 2024 · Amount on File
Deed Sale	Jun 20, 2024 · Amount on File
Prior Sale	Oct 30, 1995 · Amount on File
Deed Document Number	202438280
Deed Book / Page	41841 / 512
Record Updated	Oct 29, 2026

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BROOKLINE MA
Property Address	21 KENT SQ, BROOKLINE, MA 02446-6937
Transaction Type	Mortgage
Record Updated	May 10, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	035564-575
Date	Oct 31, 2017
Book Page	35564/575
Instrument	104385

Lender

Name	EASTERN BANK
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount on Record

November 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BROOKLINE MA
Property Address	21 KENT SQ, BROOKLINE, MA 02446-6937
Transaction Type	Mortgage
Record Updated	May 10, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0038651-81
Date	Nov 24, 2020
Book Page	38651/81
Instrument	131588

Lender

Name	ENVISION BANK

Agreement

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

Tax Assessment & Valuation

The 2026 property tax bill for 21 Kent Sq was $25,845, up 5.9% 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	$25,845.00 (+5.91%)	$2,523,900 (+2.09%) Land $1,215,600 Building $1,307,700	$2,454,294
2025	$24,402.00 (+1.53%)	$2,472,300 (+0.5%) Land $1,203,500 Building $1,268,800
2024	$24,034.00 (+5.49%)	$2,460,000 (+7.64%) Land $1,157,300 Building $1,302,700
2023	$22,784.00	$2,285,300 Land $956,800 Building $1,328,500

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

Flood

FEMA maps place 21 Kent Sq in Zone X, an area of minimal flood risk, within 500 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 A, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	2 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 21 Kent Sq 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 717 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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