Permit Record

Alteration Residential

2519 S Archer Ave, Chicago, IL

ClassificationPERMIT - RENOVATION/ALTERATIONResidential Alteration
Reliable value$80,000
ContractorSun N INC. →
Permit record
Parties
Contractor
Sun N INC.
Applicant
Not in source
Owner
Yuling Li
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
1729419004
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
41.8468, -87.6472
Geocode confidence
90%
Geocode source
Not in source
Issued
Feb 17, 2026
Applied
Dec 16, 2025
Work class
Residential
Description
Source description

SELF-CERT 2019 CBRC: REHABILITATE THE THIRD AND FOURTH FLOORS OF EXISTING FOUR-STORY MASONRY BUILDING. DUPLEXING THE THIRD AND FOURTH FLOORS INTOONE RESIDENTIAL UNIT. THE EXISTING CONFIGURATION OF 4 DWELLING UNITS WILL BE CONVERTED TO 3 DWELLING UNITS.NEW EGRESS FROM THE NEW DUPLEX UNIT, EXTENDING ACROSS THE EXISTING REAR TWO-STORY ROOF TO CONNECT WITH THE REAR FIRE ESCAPE STAIR.ARCHITECTURAL, STRUCTURAL, MECHANICAL, ELECTRICAL AND PLUMBING DISCIPLES ARE INVOLVED. (OCCUPANCY M, R-2; TYPE IIIA CONSTRUCTION)

Status
Current status
issued
Source status
ACTIVE
Provenance
First seen by PermitCore
May 2, 2026 · 13:11 UTC
Last seen
May 15, 2026 · 08:49 UTC
Last changed
May 12, 2026 · 00:35 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 1729419004) · Apr 12, 2018 – Feb 17, 2026

  1. Feb 17, 2026This permitAlteration Residential · Issued$80,000Sun N INC.
  2. Apr 12, 2018100746470Alteration Residential · Finaled$175,000Hawthorn Property Development CO.

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

Other permits by Sun N INC.

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Developer details
Permit #
101077683
Canonical ID
3:101077683
Source permit ID
101077683
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