Permit Record

Alteration Residential

5700 S Blackstone Ave, Chicago, IL

ClassificationPERMIT - RENOVATION/ALTERATIONResidential Alteration
Reliable value$150,000
ContractorSilliman Group, LLC. →
Permit record
Parties
Contractor
Silliman Group, LLC.
Applicant
Not in source
Owner
5700 S Blackstone, LLC
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
2014217022
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
41.7914, -87.5904
Geocode confidence
90%
Geocode source
Not in source
Issued
Jun 24, 2021
Applied
Apr 8, 2021
Work class
Residential
Description
Source description

INTERIOR BUILD-OUT OF 1 NEW DWELLING UNIT IN EXISTING BASEMENT. MULTI-FAMILY RESIDENTIAL OCCUPANCY R-2, EXISTING TPYE 3A CONSTRUCTION. NEW INTERIOR COMMON STAIR TO BASEMENT.

Status
Current status
expired
Source status
EXPIRED
Provenance
First seen by PermitCore
May 2, 2026 · 13:06 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 2014217022) · Oct 3, 2008 – Jun 24, 2021

  1. Jun 24, 2021This permitAlteration Residential · Expired$150,000Silliman Group, LLC.
  2. Oct 31, 2018100790980Alteration Residential$3,200John Pro Construction, INC.
  3. Oct 26, 2012100464328Alteration Residential$5,800Tomcon CORP.
  4. Oct 3, 2008100258901Alteration Commercial · Finaled$18,000Lumber 1 Construction, INC.

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

Other permits by Silliman Group, LLC.

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Developer details
Permit #
100909906
Canonical ID
3:100909906
Source permit ID
100909906
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