29 Dolphin Ave, Winthrop, MA 02152 Property Records

Suffolk County and Winthrop Town City property record for 29 Dolphin Ave, Winthrop, MA 02152

Property Summary

Property Type	Duplex
Details	4 bd · 2 ba · 2,144 sqft · built 1880
Lot Size	0.115 acres (5,000 sqft)
Owner	Individual Name on Record
Last Sale	$1,050,000 (Sep 2025)
Tax Bill	$8,322 (2026)
Deeds & Mortgages	Sep 2025 Sale & Mortgage Nov 2022 Sale & Mortgage
Flood Zone	Zone AE (high risk)
APN	`WINT M:039 L:041`

Property Details

APN / Parcel Number

Primary APN	`WINT M:039 L:041`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	10 Rooms
Units	2 Units
Stories	2 Stories
Building Area	2,144 sqft Living Area
Gross Area	3,708 sqft
Basement Area	1,072 sqft
Unfinished Basement	1,072 sqft

Exterior

Year Built	Built 1880
Effective Year Built	Effective 1880
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Roof Type	Gable
Roof Material	Asphalt
Lot Area	5,000 sqft (0.115 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C
Heating Fuel	Gas

Location & Zoning

Street Address	29 DOLPHIN AVE
City	WINTHROP
State	MA
Zip	02152-1221
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Legal Lot Number	41
Jurisdiction	WINTHROP MA
Township / Civil Division	WINTHROP TOWN
Census Block Group	1
Census Block	1010
Census Tract	180500

Owner

Source: Suffolk County and Winthrop Town 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	Individual Name on Record
Mailing Address	29 DOLPHIN AVE, WINTHROP, MA 02152-1221
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Individual(s)

Deeds, Mortgages & Sale History

Date	Document
Sep 12, 2025	Quit Claim Deed, Transfer · Conventional Mortgage CROSSCOUNTRY MORTGAGE INC
Nov 30, 2022	Quit Claim Deed, Transfer · FHA Mortgage SALEM FIVE MORTGAGE CORP

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 12, 2025 · Amount on Record
Deed Sale	Sep 12, 2025 · Amount on Record
Prior Sale	Nov 30, 2022 · Amount on Record
Deed Book / Page	71871 / 91
Record Updated	Oct 29, 2026

September 2025: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WINTHROP MA
Recording Date	Sep 12, 2025
Property Address	29 DOLPHIN AVE, WINTHROP, MA 02152-1221
Document Number	0071871-91
Book / Page	71871 / 91
Instrument Date	Sep 12, 2025
Instrument	59157
Transaction Type	Transfer
Record Updated	Jan 26, 2026

Transaction

Amount	Amount Recorded
Downpayment	Downpayment 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
Address	29 DOLPHIN AVE, WINTHROP, MA 02152-1221

Mortgage

Document Number	0000059158
Date	Sep 12, 2025
Instrument	59158

Lender

Name	CROSSCOUNTRY MORTGAGE INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Oct 1, 2055

November 2022: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	WINTHROP MA
Recording Date	Nov 30, 2022
Property Address	29 DOLPHIN AVE, WINTHROP, MA 02152-1221
Document Number	00068469-3
Book / Page	68469 / 3
Instrument Date	Nov 30, 2022
Instrument	96299
Transaction Type	Transfer
Record Updated	Jan 26, 2026

Transaction

Amount	Amount Recorded
Downpayment	Downpayment 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
Address	29 DOLPHIN AVE, WINTHROP, MA 02152-1221

Mortgage

Document Number	0000096300
Date	Nov 30, 2022
Instrument	96300

Lender

Name	SALEM FIVE MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

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	$8,322.00 (+21.17%)	$747,000 (+12.25%) Land $353,900 Building $393,100	$867,487
2025	$6,868.00 (+4.47%)	$665,500 (+5.48%) Land $337,100 Building $328,400
2024	$6,574.00 (-1.72%)	$630,900 (+0.93%) Land $324,000 Building $306,900
2023	$6,689.00	$625,100 Land $296,500 Building $328,600

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 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 Record 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

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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