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500 N Michigan Ave

Filings at this exact Chicago street address.

Across the retained records at this address: 3 permit records, 0 planning filings and 0 application records. Source dates run from Jul 29, 2026 to Oct 16, 2026.

Matches use recorded street-address fields. They do not establish parcel boundaries, unit identity or one combined project. Each event retains its source's date meaning.

Building and development

500 North Michigan Avenue · Office conversion

500 North Michigan Avenue

Conversion of an office tower to 320 homes. Skender reported construction starting in July 2026 and targets completion in late 2027. [1]

Conversion start reported [1]
Contractor announcement · July 29, 2026

Homes
320 residential units. [1]
Building
400,000-square-foot, 24-story office building with a new 25th-floor amenity level. [1]
Work
Interior demolition, residential fit-out, elevator modernization and rooftop amenities; ground-floor retail retained. [1]

Development team

Roles below relate to the development phases shown. Contractors for individual permits are listed with those permits.

Developer
Commonwealth Development Partners

Residential conversion [1]

Architect
GREC Architects

Residential conversion [1]

General contractor
Skender

Residential conversion [1]

Original architect
Skidmore, Owings & Merrill

Office tower completed in 1968 [1]

Key dates

Ward lists Plan Commission approval of the conversion. [2]
Skender announced the construction start. [1]
Reported target: Contractor’s completion target is late 2027. [1]

Plans and project updates

Sources · 2
  1. Skender: 500 North Michigan conversion ↗

    Checked Oct 19, 2026

  2. 500 North Michigan Avenue ↗

    Checked Oct 16, 2026

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Recent collected filings3
Earliest in these recordsJul 29, 2026
Latest in these recordsOct 16, 2026

Permit applications at this address

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An address can contain separate jobs or units; these filings are not automatically treated as one project. Dates mean issued / ready to issue. They do not establish construction start, completion, available bids, or work quality. Reported estimates are not added.

Filings by source date

Issued / ready
#101082340 · 500 N Michigan Ave$71,650,000

Source status: Phased Permitting

Work description & named contractors

Interior work · Demolition · Roofing · Multifamily building

SHAMROCK ELECTRIC CO.INC · Contractor-Electrical

SKENDER CONSTRUCTION LLC · Contractor-General Contractor

RAFFIN CONSTRUCTION COMPANY · Masonry Contractor

NORMAN MECHANICAL · Contractor-Plumber/Plumbing

HEAT MASTER · Contractor-Refrigeration

HEAT MASTER · Contractor-Ventilation

Issued / ready
#101086890 · 500 N Michigan Ave$2,400,000

Source status: Not Supplied

Work description & named contractors

View work details in the official source

SMART ELEVATOR COMPANY · Contractor-Elevator

Planning rows link to the City Clerk, ADU or Plan Commission source; their checked scope is shown on Planning. Application rows link to the public status portal and retain its separate date meanings. Permit source: City of Chicago Building Permits ↗. Queries cover available source filings from January 1, 2006, with up to 5,000 newest records. Voided/revoked permits are excluded by the source. Historical lookups stay separate from daily alerts and do not expand citywide coverage.