Deconvert existing 2 condo residential units (#1903 and #1904 )to 1 residential unit
Alteration or repair at 850 N Lake Shore Dr, Chicago
Chicago Department of Buildings permit 101085809: issued Aug 12, 2026 for alteration or repair work at 850 N Lake Shore Dr. Spr 2019 CBRC: deconvert existing 2 condo residential units (#1903 and #1904 )to 1 residential unit. Existing building total 198 du to be reduced to 197 du. Use group r-2.remove portion of the existing non-structural demising partition as shown per plans. No change to existing mep.for existing sprinklered 20 story residential building with accessory uses, construction type i-a.
- Permit number
- 101085809
- Issued
- Type of work
- Alteration or repair
- Status
- Issued
- Reported cost
- $12,000
- ZIP code
- 60611 (from the permit's location)
- City's category
- Permit - renovation/alteration
- 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 850 N Lake Shore Dr, and what's permitted nearby
Chicago Department of Buildings updated its data Oct 2, 2026. We checked it Oct 2, 17:29 UTC. Official data.
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