# Addition permit RESD-0528-2026 at 21 Forest Av, Naperville

City of Naperville permit RESD-0528-2026: issued Aug 31, 2026 for addition work at 21 Forest Av. Foundation Level: Relocate column. Raise dining room floor 7". Demo existing interior walls and build out new areas per plan. Revise electric per plan.First floor level: Remove existing windows and doors around permitter and replace with new per plan. D.

- Permit number: RESD-0528-2026
- Issued: Aug 31, 2026
- Type of work: Addition (city: Resd building addition, residential)
- Status: Issued (city: Issued)
- Reported cost: $250,000
- ZIP code: 60540
- All permits at this address: https://nearbypermits.com/naperville/address/21-forest-av/

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Source: City of Naperville permit data (https://www.arcgis.com/home/item.html?id=d13ad71731234cfa8793b75705c3dbe2). Checked 2026-10-09 03:42 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 21 Forest Av: https://nearbypermits.com/naperville/address/21-forest-av/