Permit Record

Alteration Residential

135 Walter St, Boston, MA 02131

ClassificationShort Form Bldg Permit - OTHERResidential Alteration
Reliable value$37,947
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Matthew Kidd
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
2005307000
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
42.2928, -71.1302
Geocode confidence
100%
Geocode source
Not in source
Issued
Nov 16, 2023
Applied
Not in source
Work class
Residential
Description
Source description

Heat pumps installation: MXZ-3C30NAHZ2 (mixed) - back of home SVZ-KP12NA- attic MFZ-KJ09NA- dining room MFZ-KJ09NA- living room

Status
Current status
issued
Source status
Open
Expired
May 16, 2024
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

9 permits at this parcel (parcel 2005307000) · Oct 14, 2016 – Nov 16, 2023

  1. Nov 16, 2023This permitAlteration Residential · Issued$37,947
  2. Sep 22, 2023E1527680MEP Electrical · Issued$5,750
  3. Jul 25, 2023SF1494779Alteration Residential · Issued$3,053.64
  4. Aug 28, 2020PL1111481MEP Plumbing · Finaled$3,000
  5. Aug 28, 2020E1108427MEP Electrical · Finaled$4,800
  6. Aug 3, 2020SF1094983Alteration Residential · Finaled$21,500
  7. Apr 12, 2019G941557MEP Plumbing · Issued$16,921.81
  8. Apr 12, 2019PL941562MEP Plumbing · Issued$16,921.81
  9. Oct 14, 2016SF647078Alteration Residential · Finaled$10,489

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

Developer details
Permit #
SF1518992
Canonical ID
69:SF1518992
Source permit ID
SF1518992
Browse Boston permits in the Market Explorer →Pull this permit via /v1/permits →