241 Monsignor Obrien Hwy, Cambridge — property record card
Gasoline Service Stations - providing engine repair or maintenance services, and fuel products built in 1956 on 0.45 acres in Cambridge, assessed at $3,935,200 for fiscal year 2026; last sold for $950,000 on March 2, 2010.
Rebuilt from the Cambridge assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Cambridge assessor’s office.
Parcel
| Location | 241 Monsignor Obrien Hwy |
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| Map and parcel ID | 7-37 |
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| Use | Gasoline Service Stations - providing engine repair or maintenance services, and fuel products (use code 334) |
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| Zoning | SD-1 |
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| County | Middlesex |
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Valuation — fiscal year 2026
| Building | $446,500 |
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| Land | $3,488,700 |
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| Total assessed | $3,935,200 |
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Land
| Lot size | 0.45 acres (19,602 ft²) |
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Building
| Year built | 1956 |
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| Style | MARKET |
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| Living area | 1,257 ft² |
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| Stories | 1 |
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Last recorded sale
| Price | $950,000 |
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| Date | March 2, 2010 |
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| Deed | Registry of Deeds book 54357, page 0456 |
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What MassDEP has recorded
- RTN 3-0035328 — No Location Aid, tier classified (active), status TIERII · MassDEP file
Within about 500 m (a third of a mile): 7 active tier-classified 21E sites and 13 sites with an Activity and Use Limitation. All MassDEP sites in Cambridge.
What this means
- A tier-classified site is a release still being cleaned up under the Massachusetts Contingency Plan; the MassDEP file shows the stage reached.
Point at the centre of the assessor parcel — not a survey.
Data: Cambridge 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 241 Monsignor Obrien Hwy
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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