Permit Record

Alteration Residential

31 G St, Boston, MA 02127

ClassificationShort Form Bldg Permit - EXTRENResidential Alteration
Reliable value$25,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Thomas Mulcahy
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
601998000
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
42.3349, -71.0444
Geocode confidence
100%
Geocode source
Not in source
Issued
Mar 25, 2026
Applied
Not in source
Work class
Residential
Description
Source description

Demo Existing deck ,add new footings to code ,repair or replace asphalt as needed ,rebuild new deck to plans and specs on attached drawings

Status
Current status
issued
Source status
Open
Expired
Sep 25, 2026
Provenance
First seen by PermitCore
May 4, 2026 · 20:09 UTC
Last seen
Jun 25, 2026 · 00:03 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

8 permits at this parcel (parcel 601998000) · Jan 11, 2017 – Mar 25, 2026

  1. Mar 25, 2026This permitAlteration Residential · Issued$25,000
  2. Dec 21, 2020E1146286MEP Electrical · Finaled$1,800
  3. Dec 10, 2020PL1143983MEP Plumbing · Finaled$3,000
  4. Nov 23, 2020SF1134186Alteration Residential · Issued$50,522
  5. Jan 25, 2017G675652MEP Plumbing · Finaled$200
  6. Jan 25, 2017PL675653MEP Plumbing · Issued$1,200
  7. Jan 23, 2017E674856MEP Electrical · Finaled$4,000
  8. Jan 11, 2017SF672019Alteration Residential · Issued$36,435

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

Developer details
Permit #
SF1818894
Canonical ID
69:SF1818894
Source permit ID
SF1818894
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