415 K St 1, Boston — property record card
Residential Condominium built in 1890 in Boston, assessed at $2,916,400 for fiscal year 2023; last sold for $965,000 on October 28, 2022.
Rebuilt from the Boston assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Boston assessor’s office.
Parcel
| Location | 415 K St 1, Boston MA 02127 |
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| Map and parcel ID | 0702044000 0702044002 |
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| Use | Residential Condominium (use code 102) |
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| County | Suffolk |
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Valuation — fiscal year 2023
| Building | $2,916,400 |
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| Land | $0 |
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| Total assessed | $2,916,400 |
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Building
| Year built | 1890 |
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| Style | Decker |
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| Living area | 1,711 ft² |
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| Rooms | 7 |
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| Stories | 2 |
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Last recorded sale
| Price | $965,000 |
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| Date | October 28, 2022 |
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| Deed | Registry of Deeds book 68360, page 59 |
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4 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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| 415 K St | 0702044000 | Other, Open Space | $0 | nominal ($0) August 10, 2006 |
| 415 K St 1 | 0702044002 | Residential Condominium | $1,046,400 | $965,000 October 28, 2022 |
| 415 K St 2 | 0702044004 | Residential Condominium | $930,200 | nominal ($9) September 15, 2016 |
| 415 K St 3 | 0702044006 | Residential Condominium | $939,800 | $885,000 December 10, 2018 |
What MassDEP has recorded
No tier-classified 21E site and no Activity and Use Limitation is mapped on this parcel.
What this means
- Assessed 51% above the median residential condominium in Boston ($1,926,500, 10,170 parcels).
- 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: Boston assessor file for fiscal year 2023, via MassGIS, retrieved October 30, 2026; MassDEP sites retrieved the same day. Sources and freshness. No owner names are published.

The report for 415 K St 1
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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