19 21 Oak St 21-3, Boston — property record card
Residential Condominium built in 1920 in Boston, assessed at $5,069,000 for fiscal year 2023; last sold for $979,000 on April 29, 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 | 19 21 Oak St 21-3, Boston MA 02129 |
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| Map and parcel ID | 0201066000 0201066010 |
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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 | $5,069,000 |
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| Land | $0 |
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| Total assessed | $5,069,000 |
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Building
| Year built | 1920 |
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| Style | Low Rise |
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| Living area | 1,986 ft² |
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| Rooms | 6 |
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| Stories | 4 |
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| Units | 6 |
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Last recorded sale
| Price | $979,000 |
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| Date | April 29, 2022 |
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| Deed | Registry of Deeds book 67563, page 328 |
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6 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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| 19 21 Oak St 19 | 0201066002 | Residential Condominium | $952,900 | $960,000
August 21, 2020 |
| 19 21 Oak St 19A | 0201066004 | Residential Condominium | $988,700 | $855,000
April 23, 2021 |
| 19 21 Oak St 21-1 | 0201066006 | Residential Condominium | $990,100 | $979,000
April 29, 2022 |
| 19 21 Oak St 21-2 | 0201066008 | Residential Condominium | $904,300 | $1,150,000
October 21, 2021 |
| 19 21 Oak St 21-3 | 0201066010 | Residential Condominium | $1,233,000 | $1,510,000
February 17, 2022 |
| 21 Oak St | 0201066000 | Other, Open Space | $0 | nominal ($9)
August 14, 2020 |
What MassDEP has recorded
No tier-classified 21E site and no Activity and Use Limitation is mapped on this parcel.
What this means
- Assessed 163% 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 19 21 Oak St 21-3
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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