53 Trident Ave #101, Winthrop — property record card
Residential Condominium built in 1920 in Winthrop, assessed at $4,216,600 for fiscal year 2026; last sold for $385,000 on June 13, 2025.
Rebuilt from the Winthrop assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Winthrop assessor’s office.
Parcel
| Location | 53 Trident Ave #101, Winthrop MA 02152 |
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| Map and parcel ID | 46_27 46_27_101 |
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| Use | Residential Condominium (use code 1020) |
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| County | Suffolk |
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Valuation — fiscal year 2026
| Building | $4,216,600 |
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| Land | $0 |
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| Total assessed | $4,216,600 |
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Building
| Year built | 1920 |
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| Style | Condo Conversion |
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| Living area | 678 ft² |
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| Units | 13 |
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Last recorded sale
| Price | $385,000 |
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| Date | June 13, 2025 |
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| Deed | Registry of Deeds book 71522, page 16 |
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13 assessor accounts on this parcel
Condominium units or several buildings share one parcel; each has its own assessment.
| Address | Account | Use | Assessed | Last sale |
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| 53 Trident Ave | 46_27 | Other, Open Space | $0 | $237,500 October 21, 2016 |
| 53 Trident Ave #101 | 46_27_101 | Residential Condominium | $358,500 | $375,000 October 11, 2024 |
| 53 Trident Ave #102 | 46_27_102 | Residential Condominium | $351,300 | $175,000 May 15, 2008 |
| 53 Trident Ave #103 | 46_27_103 | Residential Condominium | $347,900 | $249,000 August 23, 2018 |
| 53 Trident Ave #104 | 46_27_104 | Residential Condominium | $348,200 | $187,500 December 10, 2007 |
| 53 Trident Ave #201 | 46_27_201 | Residential Condominium | $357,500 | $315,000 August 20, 2021 |
| 53 Trident Ave #202 | 46_27_202 | Residential Condominium | $348,500 | $155,000 March 15, 2013 |
| 53 Trident Ave #203 | 46_27_203 | Residential Condominium | $347,900 | $185,000 February 9, 2016 |
| 53 Trident Ave #204 | 46_27_204 | Residential Condominium | $346,600 | $254,000 August 23, 2018 |
| 53 Trident Ave #301 | 46_27_301 | Residential Condominium | $358,100 | $290,000 January 21, 2021 |
| 53 Trident Ave #302 | 46_27_302 | Residential Condominium | $354,700 | $280,000 December 23, 2020 |
| 53 Trident Ave #303 | 46_27_303 | Residential Condominium | $347,100 | $385,000 June 13, 2025 |
| 53 Trident Ave #304 | 46_27_304 | Residential Condominium | $350,300 | $345,000 September 29, 2023 |
What MassDEP has recorded
No tier-classified 21E site and no Activity and Use Limitation is mapped on this parcel.
What this means
- Assessed 255% above the median residential condominium in Winthrop ($1,188,600, 251 parcels).
- The last sale price is 91% below the current assessment. Massachusetts assessments aim at full market value as of January 1 of the year before the fiscal year.
- Built before 1978: the Massachusetts Lead Law applies when a child under six lives there; ask for any lead inspection or letter of compliance.
Point at the centre of the assessor parcel — not a survey.
Data: Winthrop assessor file for fiscal year 2026, via MassGIS, retrieved October 30, 2026; MassDEP sites retrieved the same day. Sources and freshness. No owner names are published.

The report for 53 Trident Ave #101
This page shows the assessor record and the MassDEP sites on the parcel. The report adds what lies around it: FEMA flood zone, wetlands, Zone II and other water supply protection areas, priority habitat, sewer or septic service, protected open space, and every 21E site within half a mile.
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