Permit Record

Alteration Residential

9 Union Pk, Boston, MA 02118

ClassificationShort Form Bldg Permit - EXTRENResidential Alteration
Reliable value$8,700
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Mark Waldron
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
306901000
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
42.3426, -71.0707
Geocode confidence
100%
Geocode source
Not in source
Issued
Jan 6, 2025
Applied
Not in source
Work class
Residential
Description
Source description

Unit 5 only: Emergency window replacements on fifth floor. Rear of the building. Not visible from a public way. SELDC expempt.

Status
Current status
issued
Source status
Open
Expired
Jul 6, 2025
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

18 permits at this parcel (parcel 306901000) · Nov 30, 2012 – Jan 6, 2025

  1. Jan 6, 2025This permitAlteration Residential · Issued$8,700
  2. May 12, 2023SF1468019Alteration Residential · Finaled$11,460
  3. Jul 15, 2022SF1361167Alteration Residential · Issued$24,380
  4. May 11, 2021E1185540MEP Electrical · Issued$1,000
  5. Mar 23, 2021SF1165346Alteration Residential · Issued$8,000
  6. Jan 3, 2021E1149568MEP Electrical · Finaled$2,000
  7. Dec 23, 2020E1149505MEP Electrical · Issued$2,000
  8. Dec 22, 2020G1149482MEP Plumbing · Issued$450
  9. Aug 14, 2020SF1101199Alteration Residential · Finaled$75,600
  10. Sep 18, 2017E757806MEP Electrical · Finaled$2,500
  11. Jun 30, 2017PL726585MEP Plumbing · Finaled$1,500
  12. Jun 21, 2017SF722727Alteration Residential · Finaled$25,000
  13. Nov 17, 2015ETS539761MEP Electrical · Finaled$200
  14. Apr 22, 2014ELV352490MEP Electrical · Issued$400
  15. Aug 5, 2013PL270691MEP Plumbing · Finaled$7,000
  16. Jul 22, 2013E265936MEP Electrical · Issued$4,500
  17. Jul 11, 2013SF261890Alteration Residential · Issued$60,000
  18. Nov 30, 2012SF204246Alteration Residential · Issued$5,200

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

Developer details
Permit #
SF1661455
Canonical ID
69:SF1661455
Source permit ID
SF1661455
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