Alteration Residential
336 Windsor St, Cambridge, MA 02141
ClassificationBuilding: Alteration and AdditionResidential Alteration
Reliable value$7,417
ContractorAbt Insulation - American Building Technologies
Permit record
Parties
- Contractor
- Abt Insulation - American Building Technologies
- Applicant
- Jose Santos
- 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
- 78-39
- 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
- R
- Building subtype
- One or Two Family Dwelling
Geocode & dates
- Coordinates
- 42.3695, -71.0944
- Geocode confidence
- 100%
- Geocode source
- Not in source
- Issued
- Jul 6, 2022
- Applied
- Jun 29, 2022
- Work class
- Residential
Description
Source description
Insulation: Air sealing - Attic blow in cellulose to achieve R-38 - Blow in dense pack cellulose inside walls
Status
- Current status
- finaled
- Source status
- Complete
- Finaled
- Jul 6, 2022
Provenance
- First seen by PermitCore
- May 18, 2026 · 16:17 UTC
- Last seen
- Aug 6, 2026 · 11:30 UTC
- Last changed
- May 18, 2026 · 16:17 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
- Jul 6, 2022This permitAlteration Residential · Finaled$7,417.97Abt Insulation - American Building Technologies
- Aug 5, 2021cambridge_aa_136110Demolition · Issued$3,000
Full permit history at this parcel · as of Jul 8, 2026.
Other permits by Abt Insulation - American Building Technologies
Developer details
- Permit #
- cambridge_aa_182719
- Canonical ID
- 309:cambridge_aa_182719
- Source permit ID
- cambridge_aa_182719