Interior alterationgroup B - office use (no change of use) the alteration of an existing 3,183 sq.ft.
Alteration or repair at 641 W Lake St, Chicago
Chicago Department of Buildings permit 101021818: issued Jul 17, 2023 for alteration or repair work at 641 W Lake St. Self-certification - 2019 CBRC project: interior alterationgroup B - office use (no change of use) the alteration of an existing 3,183 sq.ft., 1 story, single tenant space 1. Installation of a new partition wall with door and interior window to create a private office off an existing open office area. 2. Installation of a new interior window in an existing office partition wall. 3. Related electrical work including revised switching for the existing light fixtures located in the new office area.
- Permit number
- 101021818
- Issued
- Type of work
- Alteration or repair
- Status
- Expired
- Reported cost
- $22,000
- ZIP code
- 60661 (from the permit's location)
- City's category
- Permit - renovation/alteration
- City's status
- Expired
- 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 641 W Lake St, and what's permitted nearby
Chicago Department of Buildings updated its data Oct 14, 2026. We checked it Oct 15, 10:49 UTC. See the city's official records.
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