Permit Record

Alteration Residential

65 Eustis St, Unit 2, Cambridge, MA 02138

ClassificationBuilding: Alteration and AdditionMultifamily Alteration
Reliable value$6,149
ContractorThree Sons Window And Door →
Permit record
Parties
Contractor
Three Sons Window And Door
Applicant
Mike Carvalho
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
750 sq ft
Parcel & enrichment
Parcel APN
151-98-2
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
Multi Family (3 or more dwelling units)
Geocode & dates
Coordinates
42.3835, -71.1140
Geocode confidence
100%
Geocode source
Not in source
Issued
May 27, 2021
Applied
May 26, 2021
Work class
Residential
Description
Source description

Installation of 11 replacement windows. No structural work.

Status
Current status
issued
Source status
Active
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

2 permits at this parcel (parcel 151-98-2) · Feb 14, 2020 – May 27, 2021

  1. May 27, 2021This permitAlteration Residential · Issued$6,149Three Sons Window And Door
  2. Feb 14, 2020cambridge_aa_66761Alteration Residential · Finaled$34,389.75Eric Wilson Renovation & Remodeling

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

Other permits by Three Sons Window And Door

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Developer details
Permit #
cambridge_aa_123193
Canonical ID
309:cambridge_aa_123193
Source permit ID
cambridge_aa_123193
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