Permit Record

Alteration Residential

16 Willow Ave, Somerville Massachusetts 02144

ClassificationBuilding PermitResidential Alteration
Reliable value$13,728
ContractorWeathervane Home Energy →
Permit record
Parties
Contractor
Weathervane Home Energy
Applicant
Weathervane Home Energy
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
025-E-00012-000000
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
Residential Other
Geocode & dates
Coordinates
42.3919, -71.1186
Geocode confidence
100%
Geocode source
Not in source
Issued
Mar 20, 2026
Applied
Mar 4, 2026
Work class
Residential
Description
Source description

Air Sealing, Insulation, Weatherization

Status
Current status
issued
Source status
Issued
Finaled
Mar 20, 2026
Expired
Sep 20, 2026
Provenance
First seen (no changes since)
May 18, 2026 · 16:22 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

4 permits at this parcel (parcel 025-E-00012-000000) · Sep 10, 2014 – Mar 20, 2026

  1. Mar 20, 2026This permitAlteration Residential · Issued$13,728Weathervane Home Energy
  2. Mar 16, 202653019404Alteration Residential · Issued$10,000King Arts
  3. Jan 5, 202652710509Alteration Residential · Issued$160,000King Arts
  4. Sep 10, 20141827781Alteration Residential · Finaled$6,601Renewal By Andersen

Full permit history at this parcel · as of Jul 9, 2026.

Other permits by Weathervane Home Energy

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Developer details
Permit #
53097110
Canonical ID
310:53097110
Source permit ID
53097110
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