Permit Record

Alteration Residential

445 W 27th St, Chicago, IL

ClassificationPERMIT - EASY PERMIT PROCESSResidential Alteration
Reliable value$15,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
Bi Qi Liu
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
1728307015
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
41.8444, -87.6384
Geocode confidence
90%
Geocode source
Not in source
Issued
Oct 31, 2017
Applied
Oct 31, 2017
Work class
Residential
Description
Source description

REPAIR MASONRY EAST ELEVATIONS 1500(SF). REPLACE APPX.250 BRICKS, REPAIR PARAPET WALL. ALL WORK SAME AS EXISTING. NO STRUCTURAL WORK. SUBJECT TO FIELD INSPECTIONS.

Provenance
First seen by PermitCore
May 2, 2026 · 13:02 UTC
Last seen
May 15, 2026 · 08:44 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

2 permits at this parcel (parcel 1728307015) · May 23, 2017 – Oct 31, 2017

  1. Oct 31, 2017This permitAlteration Residential$15,000
  2. May 23, 2017100706991MEP Electrical$3,500High Quality Construction - Chicago, Incorporated

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

Developer details
Permit #
100733534
Canonical ID
3:100733534
Source permit ID
100733534
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