Interior alterations to existing 14th floor office space
New building at 307 N Michigan Ave, Chicago
Chicago Department of Buildings permit 101082990: issued Jul 22, 2026 for new building work at 307 N Michigan Ave. Spr 2019 CBRC: interior alterations to existing 14th floor office space. Work to include demo, new partitions, mechanical, electrical and plumbing as per plans. No structural work. No change in use. (Occupancy type: b-business office; construction type: 1a).
- Permit number
- 101082990
- Issued
- Type of work
- New building
- Status
- Issued
- Reported cost
- $950,000
- ZIP code
- 60601 (from the permit's location)
- City's category
- Permit - new construction
- City's status
- Active
- Source
- Chicago Department of Buildings permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 307 N Michigan Ave, and what's permitted nearby
Chicago Department of Buildings updated its data Oct 2, 2026. We checked it Oct 3, 07:30 UTC. Official data.
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