285 Beacon St 1A, Boston — property record card

Residential Condominium built in 1885 in Boston, assessed at $20,010,600 for fiscal year 2023; last sold for $1,850,000 on March 18, 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	285 Beacon St 1A, Boston MA 02116
Map and parcel ID	0502664000 0502664002
Use	Residential Condominium (use code 102)
County	Suffolk

Valuation — fiscal year 2023

Building	$20,010,600
Land	$0
Total assessed	$20,010,600

Building

Year built	1885
Style	Mid Rise
Living area	2,652 ft²
Rooms	7
Stories	2

Last recorded sale

Price	$1,850,000
Date	March 18, 2022
Deed	Registry of Deeds book 67344, page 287

14 assessor accounts on this parcel

Condominium units or several buildings share one parcel; each has its own assessment.

Address	Account	Use	Assessed	Last sale
283 Beacon St 283	0502664028	Residential Condominium	$1,213,600	$1,525,000 August 31, 2021
285 283 Beacon St	0502664000	Other, Open Space	$0	nominal ($0) January 1, 1987
285 Beacon St 1A	0502664002	Residential Condominium	$2,771,500	$1,187,500 January 30, 2003
285 Beacon St 1C	0502664006	Residential Condominium	$1,220,500	$1,280,000 May 13, 2021
285 Beacon St 2A	0502664008	Residential Condominium	$1,641,800	$1,850,000 March 18, 2022
285 Beacon St 2B	0502664010	Residential Condominium	$1,639,100	nominal ($9) December 7, 2012
285 Beacon St 3A	0502664012	Residential Condominium	$1,483,300	$650,000 January 15, 2015
285 Beacon St 3B	0502664014	Residential Condominium	$1,555,700	$1,435,000 July 29, 2016
285 Beacon St 4A	0502664016	Residential Condominium	$1,391,100	nominal ($1) June 16, 2003
285 Beacon St 4B	0502664018	Residential Condominium	$1,636,200	$1,900,000 June 30, 2021
285 Beacon St 5A	0502664020	Residential Condominium	$1,424,500	$1,275,000 May 31, 2019
285 Beacon St 5B	0502664022	Residential Condominium	$1,359,100	$1,275,000 May 31, 2019
285 Beacon St 6A	0502664024	Residential Condominium	$1,348,200	$1,900,000 May 31, 2019
285 Beacon St 6B	0502664026	Residential Condominium	$1,326,000	$800,000 September 12, 2003

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 4 sites with an Activity and Use Limitation. All MassDEP sites in Boston.

What this means

Assessed 939% 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.

First page of a sample Massachusetts Property Report

The report for 285 Beacon St 1A

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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