Permit Record

Alteration Residential

20 Haskell St, Cambridge, MA 02140

ClassificationBuilding: Alteration and AdditionResidential Alteration
Reliable value$2,533
ContractorGraham Built
Permit record
Parties
Contractor
Graham Built
Applicant
Chris Graham
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
198-23
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
42.3930, -71.1271
Geocode confidence
100%
Geocode source
Not in source
Issued
Aug 26, 2021
Applied
Aug 23, 2021
Work class
Residential
Description
Source description

Air sealing and cellulose insulation

Status
Current status
issued
Source status
Active
Provenance
First seen by PermitCore
May 18, 2026 · 16:16 UTC
Last seen
Aug 6, 2026 · 11:30 UTC
Last changed
May 18, 2026 · 16:16 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 198-23) · Oct 2, 2018 – Aug 26, 2021

  1. Aug 26, 2021This permitAlteration Residential · Issued$2,533.8Graham Built
  2. Jun 15, 2021cambridge_aa_124400Alteration Residential · Issued$184,400Fresh Start Contracting
  3. Oct 2, 2018cambridge_aa_20892Alteration Residential · Issued$193,200Fresh Start Contracting
  4. Oct 2, 2018cambridge_aa_19857Demolition · Issued$107,600Fre

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

Other permits by Graham Built

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Developer details
Permit #
cambridge_aa_140550
Canonical ID
309:cambridge_aa_140550
Source permit ID
cambridge_aa_140550
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