405 Marlborough St 21, Boston — property record card
Residential Condominium built in 1890 in Boston, assessed at $9,841,600 for fiscal year 2023; last sold for $845,000 on July 8, 2022.
Parcel
| Location | 405 Marlborough St 21, Boston MA 02115 |
|---|---|
| Map and parcel ID | 0503640000 0503640006 |
| Use | Residential Condominium |
| County | Suffolk |
Valuation — fiscal year 2023
| Building | $9,841,600 |
|---|---|
| Land | $0 |
| Total assessed | $9,841,600 |
Building
| Year built | 1890 |
|---|---|
| Style | Row Middle |
| Living area | 1,610 ft² |
| Rooms | 6 |
| Stories | 1 |
Last recorded sale
| Price | $845,000 |
|---|---|
| Date | July 8, 2022 |
| Deed | Registry of Deeds book 67925, page 64 |
12 assessor accounts on this parcel
| Address | Account | Use | Assessed | Last sale |
|---|---|---|---|---|
| 405 Marlborough St | 0503640000 | Other, Open Space | $0 | nominal ($0) |
| 405 Marlborough St 01 | 0503640002 | Residential Condominium | $722,800 | $670,000 |
| 405 Marlborough St 11 | 0503640004 | Residential Condominium | $1,453,900 | nominal ($9) |
| 405 Marlborough St 21 | 0503640006 | Residential Condominium | $1,634,700 | $1,750,000 |
| 405 Marlborough St 31 | 0503640008 | Residential Condominium | $705,400 | $630,000 |
| 405 Marlborough St 32 | 0503640010 | Residential Condominium | $819,100 | $520,000 |
| 405 Marlborough St 41 | 0503640012 | Residential Condominium | $679,000 | $845,000 |
| 405 Marlborough St 42 | 0503640014 | Residential Condominium | $841,500 | nominal ($9) |
| 405 Marlborough St 51 | 0503640016 | Residential Condominium | $654,500 | $182,000 |
| 405 Marlborough St 52 | 0503640018 | Residential Condominium | $842,600 | nominal ($9) |
| 405 Marlborough St 61 | 0503640020 | Residential Condominium | $853,700 | $900,000 |
| 405 Marlborough St 62 | 0503640022 | Residential Condominium | $634,400 | $700,000 |
What MassDEP has recorded
No tier-classified 21E site and no Activity and Use Limitation is mapped on this parcel.
Within about 500 m (a third of a mile): 0 active tier-classified 21E sites and 5 sites with an Activity and Use Limitation. All MassDEP sites in Boston.
What this means
- Assessed 411% 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.

The report for 405 Marlborough St 21
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)