19 Castlegate Rd, Dorchester, MA 02121 Property Records

Suffolk County and Boston City property record for 19 Castlegate Rd, Dorchester, MA 02121

Property Summary

Property Type	Triplex
Details	9 bd · 3 ba · 4,125 sqft · built 1918
Lot Size	0.058 acres (2,546 sqft)
Owner	Individual Name on File
Last Sale	$900,000 (Oct 2024)
Tax Bill	$8,540 (2025)
Deeds & Mortgages	Sep 2026 Sale Nov 2023 Refinance + 1 more
Flood Zone	Zone X (minimal risk)
APN	`DORC W:14 P:00793 S:000`

Property Details

APN / Parcel Number

Primary APN	`DORC W:14 P:00793 S:000`

Interior

Bedrooms	9 Beds
Full Baths	3 Baths
Total Rooms	18 Rooms
Units	3 Units
Stories	3 Stories
Building Area	4,125 sqft Living Area
Gross Area	5,941 sqft

Exterior

Year Built	Built 1918
Effective Year Built	Effective 1918
Architectural Style	Other
Exterior Material	Brick
Roof Type	Flat
Roof Material	Other
Lot Area	2,546 sqft (0.058 acres)

Utilities, Heating & Cooling

Heating System	Hot Water

Location & Zoning

Street Address	19 CASTLEGATE RD
City	DORCHESTER
State	MA
Zip	02121-3379
Property Category	Residential
Property Type	Residential > Multi-Unit > Triplex
Local Zoning Code	R3
Jurisdiction	BOSTON MA
Township / Civil Division	BOSTON
Census Block Group	1
Census Block	1003
Census Tract	90100

Owner

19 Castlegate Rd, a triplex, is owned and occupied by an individual who acquired it in September 2026.

Source: Suffolk County and Boston City records, as of October 14, 2026

Owner of Record	Individual Name on File
Mailing Address	19 CASTLEGATE RD, DORCHESTER, MA 02121-3379
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Individual(s)

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
Sep 25, 2026	Fiduciary Deed, Transfer
Nov 28, 2023	Deed of Trust, Mortgage · Stand-Alone Refinance LIBERTY BAY CREDIT UNION
Aug 11, 2021	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 30, 2024 · Amount on File
Deed Sale	Oct 30, 2024 · Amount on File
Deed Document Number	202467407
Deed Book / Page	70750 / 171
Last Transfer Date	Sep 23, 2026
Transfer Doc	0000062016
Record Updated	Oct 29, 2026

September 2026: Fiduciary Deed, Transfer

Document Type	Fiduciary Deed
Jurisdiction	BOSTON MA
Recording Date	Sep 25, 2026
Property Address	19 CASTLEGATE RD, DORCHESTER, MA 02121-3379
Document Number	0000062016
Book / Page	73276 / 85
Instrument Date	Sep 23, 2026
Instrument	202662016
Transaction Type	Transfer
Record Updated	Oct 14, 2026

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Investor	Possibly a Property Investor

November 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BOSTON MA
Property Address	19 CASTLEGATE RD, DORCHESTER, MA 02121-3379
Transaction Type	Mortgage
Record Updated	Dec 15, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0069666-24
Date	Nov 28, 2023
Book Page	69666/24
Instrument	76173

Lender

Name	LIBERTY BAY CREDIT UNION

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	121 Months
Due	Dec 1, 2033

August 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BOSTON MA
Recording Date	Aug 11, 2021
Property Address	19 CASTLEGATE RD, DORCHESTER, MA 02121-3379
Document Number	66074-259
Book / Page	66074 / 259
Instrument Date	Jul 21, 2021
Instrument	90409
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
Relationship	Joint Tenants
Address	19 CASTLEGATE RD, DORCHESTER, MA 02121-3379

Tax Assessment & Valuation

The 2025 property tax bill for 19 Castlegate Rd was $8,540, up 5.8% from the year before.

Source: Suffolk County and Boston City assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Suffolk County
Municipality	Boston City
Unified School District	Boston School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2025	$8,540.00 (+5.82%)	$737,500 (-0.39%) Land $191,500 Building $546,000
2024	$8,070.00 (+8.57%)	$740,400 (+6.98%) Land $270,100 Building $470,300
2023	$7,433.00	$692,100 Land $252,500 Building $439,600

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 19 Castlegate Rd in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective January 21, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

The area around 19 Castlegate 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	BOSTON WATER AND SEWER COMMISSION (MWRA) serves 675,647 people · EPA ID MA3035000
Water Source	Purchased surface water from MWRA
Last State Inspection	Mar 2026
Lead	6 ppb (2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Lead service line replacement currently in violation since Nov 2020
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 261 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Xfinity Cable	2,000 / 2,000
AT&T Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Netafy.

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