43 Mt Vernon St 4, Boston — property record card

Residential Condominium built in 1899 in Boston, assessed at $13,329,900 for fiscal year 2023; last sold for $1,515,250 on June 21, 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	43 Mt Vernon St 4, Boston MA 02108
Map and parcel ID	0501686000 0501686008
Use	Residential Condominium (use code 102)
County	Suffolk

Valuation — fiscal year 2023

Building	$13,329,900
Land	$0
Total assessed	$13,329,900

Building

Year built	1899
Style	Row End
Living area	2,300 ft²
Rooms	6
Stories	1

Last recorded sale

Price	$1,515,250
Date	June 21, 2022
Deed	Registry of Deeds book 67830, page 5

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
43 Mt Vernon St	0501686000	Other, Open Space	$0	nominal ($0) May 28, 1999
43 Mt Vernon St 1	0501686002	Residential Condominium	$3,000,900	nominal ($9) April 23, 2010
43 Mt Vernon St 2	0501686004	Residential Condominium	$2,846,100	$2,600,000 March 10, 2017
43 Mt Vernon St 3	0501686006	Residential Condominium	$2,824,600	$1,800,000 March 20, 2002
43 Mt Vernon St 4	0501686008	Residential Condominium	$3,305,100	$3,540,800 May 18, 2022
43 Mt Vernon St 5	0501686010	Residential Condominium	$1,353,200	$1,515,250 June 21, 2022

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): 1 active tier-classified 21E site and 4 sites with an Activity and Use Limitation. All MassDEP sites in Boston.

What this means

Assessed 592% 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 43 Mt Vernon St 4

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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