Permit Record

Alteration Residential

1306 W Byron St, Chicago, IL

ClassificationPERMIT - RENOVATION/ALTERATIONResidential Alteration
Reliable value$20,000
ContractorG CORP →
Permit record
Parties
Contractor
G CORP
Applicant
Not in source
Owner
Meredith And Liam Crooks
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
1420103056
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
41.9527, -87.6620
Geocode confidence
90%
Geocode source
Not in source
Issued
May 14, 2021
Applied
May 14, 2021
Work class
Residential
Description
Source description

NEW STEEL PERGOLA STRUCTURE AND PRIVACY SCREENS ON EXISTING ROOFTOP DECK (PREVIOUSLY PERMITTED 100554700) PER ARCHITECTURAL PLANS. SFR / R-5

Status
Current status
finaled
Source status
COMPLETE
Provenance
First seen by PermitCore
May 2, 2026 · 13:07 UTC
Last seen
May 15, 2026 · 08:47 UTC
Last changed
May 12, 2026 · 00:33 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

4 permits at this parcel (parcel 1420103056) · Oct 9, 2014 – May 14, 2021

  1. May 14, 2021This permitAlteration Residential · Finaled$20,000G CORP
  2. Dec 18, 2014100574905MEP PlumbingBcl General Contracting LLC
  3. Dec 11, 2014100571700DemolitionDunleavy Construction INC
  4. Oct 9, 2014100554700New Construction Residential Sf · Expired$300,000Fifield Construction And Realty, LLC

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

Other permits by G CORP

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Developer details
Permit #
100918809
Canonical ID
3:100918809
Source permit ID
100918809
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