Permit Record

Roofing

1934 W 21st St, Chicago, IL

ClassificationRoofing
Reliable value$3,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
Phillip Villasenor
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
1719418019
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
Not in source
Geocode & dates
Coordinates
41.8541, -87.6749
Geocode confidence
90%
Geocode source
Not in source
Issued
Apr 13, 2009
Applied
Apr 13, 2009
Work class
Not in source
Description
Source description

INSTALL 1 LAYER OF 1\2'' POLYSTYRENE INSULATION OVER EXISTING ROOF.

Provenance
First seen by PermitCore
May 2, 2026 · 12:50 UTC
Last seen
May 15, 2026 · 08:39 UTC
Last changed
May 5, 2026 · 04:40 UTC

Open in Chicago source →

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

3 permits at this parcel (parcel 1719418019) · Apr 13, 2009 – Sep 11, 2013

  1. Sep 11, 2013100508254RoofingPower Mechanical Service
  2. Sep 11, 2013100508262RoofingPower Mechanical Service
  3. Apr 13, 2009This permitRoofing$3,000

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

Developer details
Permit #
100286612
Canonical ID
3:100286612
Source permit ID
100286612
Browse Chicago permits in the Market Explorer →Pull this permit via /v1/permits →