21 John St, Chelsea, MA 02150 Property Records

Suffolk County and Chelsea City property record for 21 John St, Chelsea, MA 02150

Property Summary

Property Type	Duplex
Details	7 bd · 3 ba · 3,103 sqft · built 1900
Lot Size	0.112 acres (4,870 sqft)
Owner	2 Individual Names on Record
Last Sale	$966,000 (Aug 2026)
Tax Bill	$9,143 (2026)
Deeds & Mortgages	Aug 2026 Sale & Mortgage Sep 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`CHEL M:058 P:043`

Property Details

APN / Parcel Number

Primary APN	`CHEL M:058 P:043`
Alternative APNs	`CSEA M:058 P:043` `53250031`

Interior

Bedrooms	7 Beds
Full Baths	3 Baths
Total Rooms	14 Rooms
Units	2 Units
Stories	2 Stories
Building Area	3,103 sqft Living Area
Gross Area	5,757 sqft
1st Floor Area	1,404 sqft
Attic	Attic
Attic Area	1,386 sqft
Basement Area	1,404 sqft
Unfinished Basement	1,404 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1900
Architectural Style	Duplex Single
Exterior Material	Aluminum/Vinyl
Roof Type	Flat
Roof Material	Tar & Gravel
Lot Area	4,870 sqft (0.112 acres)

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Heating Fuel	Oil

Location & Zoning

Account Number	53250031
Street Address	21 JOHN ST
City	CHELSEA
State	MA
Zip	02150-2124
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R2
Legal Subdivision	PLAN 17137-B
Jurisdiction	CHELSEA MA
Township / Civil Division	CHELSEA
Census Block Group	3
Census Block	3006
Census Tract	160601

Owner

Source: Suffolk County and Chelsea City records, as of October 20, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	21 JOHN ST, CHELSEA, MA 02150-2124
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Aug 13, 2026	Quit Claim Deed, Transfer · Conventional Mortgage CROSSCOUNTRY MORTGAGE
Sep 14, 2020	Deed of Trust, Mortgage · Conventional Mortgage DRAPER & KRAMER MTG
Dec 30, 2019	Deed of Trust, Mortgage · Line of Credit ROCKLAND TR

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 13, 2026 · Amount on Record
Deed Sale	Aug 13, 2026 · Amount on Record
Prior Sale	Aug 28, 2009 · Amount on Record
Deed Document Number	2026972432
Prior Transfer Date	Aug 11, 2026
Prior Transfer Doc	0000972432
Record Updated	Oct 29, 2026

August 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CHELSEA MA
Recording Date	Aug 13, 2026
Property Address	21 JOHN ST, CHELSEA, MA 02150-2124
Document Number	0000972432
Instrument Date	Aug 11, 2026
Instrument	2026972432
Transaction Type	Transfer
Record Updated	Sep 1, 2026

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	21 JOHN ST, CHELSEA, MA 02150-2124

Mortgage

Document Number	0000972433,
Date	Aug 13, 2026
Instrument	2026972433

Lender

Name	CROSSCOUNTRY MORTGAGE

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Sep 1, 2056

Interest

Max Rate	-1%

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CHELSEA MA
Property Address	21 JOHN ST, CHELSEA, MA 02150-2124
Document Number	0000910582
Instrument Date	Sep 14, 2020
Transaction Type	Mortgage
Record Updated	Oct 27, 2020
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21 JOHN ST CHELSEA MA 021502124, CHELSEA, MA 02150-2124

Mortgage

Document Number	0000910582
Date	Sep 15, 2020
Instrument	910582

Lender

Name	DRAPER & KRAMER MTG
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	300 Months
Due	Sep 14, 2045

December 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CHELSEA MA
Property Address	21 JOHN ST, CHELSEA, MA 02150-2124
Document Number	0000903130
Instrument Date	Dec 30, 2019
Transaction Type	Mortgage
Record Updated	Feb 11, 2020
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	6 CLARE TER PEMBROKE MA 023593308, PEMBROKE, MA 02359-3308

Mortgage

Document Number	0000903130
Date	Jan 23, 2020
Instrument	903130

Lender

Name	ROCKLAND TR

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$9,143.00 (+1.75%)	$796,400 (+2.01%) Land $244,800 Building $551,600	$921,370
2025	$8,986.00 (+4.79%)	$780,700 (+8.34%) Land $233,200 Building $547,500
2024	$8,575.00 (+2.92%)	$720,600 (+7.07%) Land $233,200 Building $487,400
2023	$8,332.00	$673,000 Land $212,000 Building $461,000

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

Flood

Source: FEMA National Flood Hazard Layer, effective January 21, 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	4 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

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	CHELSEA WATER DEPT. (MWRA) serves 40,787 people · EPA ID MA3057000
Water Source	Purchased surface water from MWRA
Last State Inspection	Apr 2024
Lead	2 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 1,041 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable · Fiber in parts of the area	2,000 / 2,000
Netafy Fixed Wireless	500 / 150

May also be available: AT&T, Starry, T-Mobile, Verizon.

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