Permit Record

Alteration Residential

11-21 Mitchell St, Boston, MA 02127

ClassificationShort Form Bldg Permit - COBResidential Alteration
Reliable value$240,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Wojciech Piwowarczyk
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
700386000
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
Multi
Geocode & dates
Coordinates
42.3326, -71.0527
Geocode confidence
100%
Geocode source
Not in source
Issued
May 3, 2023
Applied
Not in source
Work class
Residential
Description
Source description

Demolition of existing roofing and related accessories. Selective roof sheathing replacement. Selective baffle installation. New asphalt shingle roofing and flashing. New gutters and downspouts. Replacement of wood trim and fascia with new cellular PVC trim, Replacement of soffit vents

Status
Current status
finaled
Source status
Closed
Expired
Nov 3, 2023
Provenance
First seen by PermitCore
May 4, 2026 · 20:09 UTC
Last seen
Jun 25, 2026 · 00:01 UTC
Last changed
May 15, 2026 · 09:34 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

8 permits at this parcel (parcel 700386000) · May 14, 2013 – May 3, 2023

  1. May 3, 2023This permitAlteration Residential · Finaled$240,000
  2. Apr 28, 2023SF1451831Alteration Residential · Finaled$240,000
  3. Apr 3, 2023SF1451154Roofing · Finaled$213,500
  4. Oct 19, 2016SF648220Alteration Residential · Issued$51,791.28
  5. Mar 16, 2016E571038MEP Electrical · Issued$68,700
  6. Jun 2, 2014PL362285MEP Plumbing · Finaled$5,000
  7. May 28, 2013E247848MEP Electrical · Finaled$1,850
  8. May 14, 2013E244040MEP Electrical · Finaled$1,850

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

Developer details
Permit #
SF1451836
Canonical ID
69:SF1451836
Source permit ID
SF1451836
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