33 Dolphin Ave, Winthrop, MA 02152 Property Records

Suffolk County and Winthrop Town City property record for 33 Dolphin Ave, Winthrop, MA 02152

Property Summary

Property Type	Single Family Home
Details	5 bd · 2 ba · 2,456 sqft · built 1890
Lot Size	0.115 acres (5,000 sqft)
Owner	2 Individual Names on File
Last Sale	$620,000 (Jun 2026)
Tax Bill	$8,670 (2026)
Deeds & Mortgages	Jun 2026 Sale & Mortgage Jun 2022 Mortgage
Flood Zone	Zone AE (high risk)
APN	`WINT M:039 L:040`

Property Details

APN / Parcel Number

Primary APN	`WINT M:039 L:040`

Interior

Bedrooms	5 Beds
Full Baths	2 Baths
Stories	3 Stories
Building Area	2,456 sqft Living Area
Gross Area	4,376 sqft
Basement Area	975 sqft
Unfinished Basement	975 sqft

Exterior

Year Built	Built 1890
Effective Year Built	Effective 1890
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Roof Type	Gable
Roof Material	Asphalt
Lot Area	5,000 sqft (0.115 acres)

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Street Address	33 DOLPHIN AVE
City	WINTHROP
State	MA
Zip	02152-1221
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Lot Number	40
Jurisdiction	WINTHROP MA
Township / Civil Division	WINTHROP TOWN
Census Block Group	1
Census Block	1010
Census Tract	180500

Owner

33 Dolphin Ave is owned by two individuals who bought it in June 2026.

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

Owner of Record	2 Individual Names on File
Mailing Address	146 VERNAL ST, EVERETT, MA 02149-2334
Owner Type	Individual
Vesting	Tenants by the Entirety

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
Jun 16, 2026	Quit Claim Deed, Transfer · Conventional Mortgage CMG MORTGAGE INC
Jun 16, 2022	Deed of Trust, Mortgage · FHA Mortgage NATIONSTAR MORTGAGE LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 16, 2026 · Amount on File
Deed Sale	Jun 16, 2026 · Amount on File
Prior Sale	Aug 27, 2004 · Amount on File
Deed Document Number	202637381
Deed Book / Page	72893 / 105
Prior Transfer Date	Jun 11, 2026
Prior Transfer Doc	0000037381
Record Updated	Oct 29, 2026

June 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WINTHROP MA
Recording Date	Jun 16, 2026
Property Address	33 DOLPHIN AVE, WINTHROP, MA 02152-1221
Document Number	0000037381
Book / Page	72893 / 105
Instrument Date	Jun 11, 2026
Instrument	202637381
Transaction Type	Transfer
Record Updated	Jul 7, 2026

Transaction

Amount	Amount on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants by the Entirety

Mortgage

Date	Jun 16, 2026

Lender

Name	CMG MORTGAGE INC

Agreement

Type	Conventional Mortgage
Amount	Amount on Record

Interest

Rate	6.3%
Max Rate	-1%

June 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	WINTHROP MA
Property Address	33 DOLPHIN AVE, WINTHROP, MA 02152-1221
Transaction Type	Mortgage
Record Updated	Jul 1, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	067809-189
Date	Jun 16, 2022
Book Page	67809/189
Instrument	52556

Lender

Name	NATIONSTAR MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jul 1, 2052

Tax Assessment & Valuation

The 2026 property tax bill for 33 Dolphin Ave was $8,670, up 18% from the year before.

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$8,670.00 (+18.04%)	$778,300 (+9.36%) Land $353,900 Building $424,400	$626,990
2025	$7,345.00 (-4.22%)	$711,700 (-3.3%) Land $337,100 Building $374,600
2024	$7,669.00 (+10.19%)	$736,000 (+13.14%) Land $324,000 Building $412,000	$724,660
2023	$6,960.00	$650,500 Land $296,500 Building $354,000

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

Flood

FEMA maps place 33 Dolphin Ave in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

Source: FEMA National Flood Hazard Layer, effective January 21, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	11.0 ft
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on File median of 107 individual policies
Nearby Flood Policies	205 units insured incl. 98 condo units
Nearby Flood Claims	166 (1978–2012)
Claims Outside the SFHA	2 of 166
Most Recent Claim	Dec 2012 · rainfall accumulation
Claims by Event	Severe Storms And Flooding, May 2006 · 20 claims Coastal Storm, Oct 1991 · 29 claims Coastal Storms, Flood, Ice & Snow, Feb 1978 · 31 claims

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 33 Dolphin Ave 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	WINTHROP WATER DIVISION, (MWRA) serves 19,316 people · EPA ID MA3346000
Water Source	Purchased surface water from MWRA
Last State Inspection	Dec 2023
Lead	8 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	1 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 441 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Netafy.

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