350 Marlborough St 5, Boston — property record card

Residential Condominium built in 1890 in Boston, assessed at $4,121,900 for fiscal year 2023; last sold for $730,000 on November 19, 2021.

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	350 Marlborough St 5, Boston MA 02115
Map and parcel ID	0503551000 0503551010
Use	Residential Condominium (use code 102)
County	Suffolk

Valuation — fiscal year 2023

Building	$4,121,900
Land	$0
Total assessed	$4,121,900

Building

Year built	1890
Style	Row Middle
Living area	870 ft²
Rooms	3
Stories	1

Last recorded sale

Price	$730,000
Date	November 19, 2021
Deed	Registry of Deeds book 66707, page 305

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
350 Marlborough St	0503551000	Other, Open Space	$0	nominal ($0) January 1, 1987
350 Marlborough St 1	0503551002	Residential Condominium	$670,600	nominal ($9) August 4, 2014
350 Marlborough St 2	0503551004	Residential Condominium	$752,500	$730,000 November 19, 2021
350 Marlborough St 3	0503551006	Residential Condominium	$790,000	$780,000 January 8, 2020
350 Marlborough St 4	0503551008	Residential Condominium	$887,400	nominal ($9) March 31, 1993
350 Marlborough St 5	0503551010	Residential Condominium	$1,021,400	$1,020,000 December 11, 2018

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 114% 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 350 Marlborough St 5

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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