# New building permit 100695661 at 243 E Ontario St, Chicago

Chicago Department of Buildings permit 100695661: issued Jun 30, 2017 for new building work at 243 E Ontario St. Direct developer services: full building permit for a proposed 18 story 336 key hotel. Foundation under separate permit 100642143.

- Permit number: 100695661
- Issued: Jun 30, 2017
- Type of work: New building (city: Permit - new construction)
- Status: Finished (city: Complete)
- Reported cost: $57,730,480
- ZIP code: 60611 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/243-e-ontario-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-07 12:14 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

This site provides applications using data that has been modified for use from its original source, www.cityofchicago.org, the official website of the City of Chicago. The City of Chicago makes no claims as to the content, accuracy, timeliness, or completeness of any of the data provided at this site. The data provided at this site is subject to change at any time. It is understood that the data provided at this site is being used at one’s own risk.

Every permit at 243 E Ontario St: https://nearbypermits.com/chicago/address/243-e-ontario-st/