51 Athenaeum St, Cambridge — property record card
Electric Generation Plants built in 2001 on 1.31 acres in Cambridge, assessed at $13,514,600 for fiscal year 2026; last sold for $78,077 on August 12, 1982.
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 | 51 Athenaeum St |
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| Map and parcel ID | 14-41 |
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| Use | Electric Generation Plants (use code 450) |
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| Zoning | PUD-3 |
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| County | Middlesex |
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Valuation — fiscal year 2026
| Building | $605,900 |
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| Land | $12,908,700 |
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| Total assessed | $13,514,600 |
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Land
| Lot size | 1.31 acres (57,064 ft²) |
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Building
| Year built | 2001 |
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| Style | STORAGE-WHSE |
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| Living area | 3,614 ft² |
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| Stories | 1 |
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Last recorded sale
| Price | $78,077 |
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| Date | August 12, 1982 |
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What MassDEP has recorded
- RTN 3-0015243 — Kendall Station, activity and use limitation, status RAO, class A3, AUL recorded November 27, 1998 · MassDEP file
- RTN 3-0015754 — Cambridge Electric Light Co, activity and use limitation, status RAO, class B2, AUL recorded November 27, 1998 · MassDEP file
Within about 500 m (a third of a mile): 5 active tier-classified 21E sites and 31 sites with an Activity and Use Limitation. All MassDEP sites in Cambridge.
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: 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 51 Athenaeum 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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