Permit Record

Alteration Residential

11 Seymour St, Boston, MA 02131

ClassificationShort Form Bldg Permit - OTHERResidential Alteration
Reliable value$8,450
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Patrick Lyndon
Owner
Not in source
Architect
Not in source
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
Not in source
Zoning district
Not in source
Lot area
Not in source
Year built
Not in source
Units (total)
Not in source
Units (residential)
Not in source
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1903962020
Climate zone (IECC)
5A
Roof area (est.)
Not derivable — no building-size signal for this permit
HVAC tonnage (est.)
Not derivable — no building-size signal for this permit
Building type
Not in source
Building subtype
1-2FAM
Geocode & dates
Coordinates
42.2803, -71.1231
Geocode confidence
100%
Geocode source
Not in source
Issued
Jul 21, 2025
Applied
Not in source
Work class
Residential
Description
Source description

Remove and install 12 replacement windows for "15 Seymour St".

Status
Current status
finaled
Source status
Closed
Expired
Jan 21, 2026
Provenance
First seen by PermitCore
May 4, 2026 · 20:09 UTC
Last seen
Jun 25, 2026 · 00:02 UTC
Last changed
May 15, 2026 · 09:35 UTC
Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

6 permits at this parcel (parcel 1903962020) · May 5, 2016 – Jul 21, 2025

  1. Jul 21, 2025This permitAlteration Residential · Finaled$8,450
  2. Apr 7, 2025E1701805MEP Electrical · Issued$1,100
  3. Nov 9, 2022SF1412409Alteration Residential · Issued$2,236
  4. Jun 15, 2018E843141MEP Electrical · Issued$300
  5. May 5, 2016SF584394Solar PV · Issued$3,000
  6. May 5, 2016E584395MEP Electrical · Finaled$8,000

Full permit history at this parcel · as of Jul 8, 2026.

Developer details
Permit #
SF1750406
Canonical ID
69:SF1750406
Source permit ID
SF1750406
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