257 Marginal St, Chelsea — property record card
Buildings for manufacturing operations built in 1926 on 3.97 acres in Chelsea, assessed at $4,559,300 for fiscal year 2026; last sold for $9,000,000 on January 7, 2019.
Rebuilt from the Chelsea assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Chelsea assessor’s office.
Parcel
| Location | 257 Marginal St, Chelsea MA 02150 |
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| Map and parcel ID | 6-10 |
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| Use | Buildings for manufacturing operations (use code 4000) |
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| Zoning | PORT |
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| County | Suffolk |
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Valuation — fiscal year 2026
| Building | $200,600 |
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| Land | $3,949,900 |
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| Other | $408,800 |
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| Total assessed | $4,559,300 |
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Land
| Lot size | 3.97 acres (173,012 ft²) |
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Building
| Year built | 1926 |
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| Style | Light Indust |
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| Living area | 1,185 ft² |
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| Stories | 1 |
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Last recorded sale
| Price | $9,000,000 |
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| Date | January 7, 2019 |
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| Deed | Registry of Deeds book 60615, page 0307 |
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What MassDEP has recorded
- RTN 3-0000821 — Northeast Petroleum, activity and use limitation, status RAO, class A3, AUL recorded July 26, 2006 · MassDEP file
- RTN 3-0011673 — No Location Aid, activity and use limitation, status RAO, class C1, AUL recorded October 30, 1997 · MassDEP file
Within about 500 m (a third of a mile): 3 active tier-classified 21E sites and 15 sites with an Activity and Use Limitation. All MassDEP sites in Chelsea.
What this means
- An Activity and Use Limitation is a deed restriction: it limits how the land may be used (often no residential use or no digging) and passes to every buyer.
Point at the centre of the assessor parcel — not a survey.
Data: Chelsea 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 257 Marginal St
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.
$19card · PDF within 24 h · you pay after receiving itSee the sample (PDF)
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