Permit Record

Addition Residential

4140 N Keeler Ave, Chicago, IL

ClassificationAddition
Reliable value$8,450
ContractorGeorgi Konstantinov →
Permit record
Parties
Contractor
Georgi Konstantinov
Applicant
Not in source
Owner
Anton Mitev
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
1315415017
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
41.9566, -87.7327
Geocode confidence
90%
Geocode source
Not in source
Issued
Aug 15, 2017
Applied
Aug 15, 2017
Work class
Residential
Description
Source description

ERECT A FRAME DETACHED GARAGE 27.2'X22'X15' ALLEY SIDE.

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 1315415017) · Nov 6, 2013 – Aug 15, 2017

  1. Aug 15, 2017This permitAddition Residential$8,450Georgi Konstantinov
  2. Nov 6, 2013100506461Alteration Residential · Finaled$15,000Branico Construction, INC.

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

Other permits by Georgi Konstantinov

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Developer details
Permit #
100720957
Canonical ID
3:100720957
Source permit ID
100720957
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