10 Seminary St 3, Boston — property record card

Residential Condominium built in 1899 in Boston, assessed at $3,946,100 for fiscal year 2023; last sold for $650,000 on November 8, 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	10 Seminary St 3, Boston MA 02129
Map and parcel ID	0203829000 0203829006
Use	Residential Condominium (use code 102)
County	Suffolk

Valuation — fiscal year 2023

Building	$3,946,100
Land	$0
Total assessed	$3,946,100

Building

Year built	1899
Style	Row End
Living area	1,204 ft²
Rooms	5
Stories	1

Last recorded sale

Price	$650,000
Date	November 8, 2021
Deed	Registry of Deeds book 66633, page 287

7 assessor accounts on this parcel

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

Address	Account	Use	Assessed	Last sale
8 14 Seminary St	0203829000	Other, Open Space	$0	nominal ($0) December 29, 1999
8 Seminary St 1	0203829002	Residential Condominium	$630,700	$644,000 May 24, 2019
10 Seminary St 2	0203829004	Residential Condominium	$606,700	nominal ($9) June 12, 2014
10 Seminary St 3	0203829006	Residential Condominium	$845,300	nominal ($1) June 4, 2019
12 Seminary St 5	0203829010	Residential Condominium	$600,800	nominal ($0) October 2, 2007
12 Seminary St 6	0203829012	Residential Condominium	$644,100	$650,000 November 8, 2021
14 Seminary St 4	0203829008	Residential Condominium	$618,500	nominal ($9) October 30, 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): 1 active tier-classified 21E site and 2 sites with an Activity and Use Limitation. All MassDEP sites in Boston.

What this means

Assessed 105% 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 10 Seminary St 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.

$19card · PDF within 24 h · you pay after receiving itSee the sample (PDF)

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