# Building permits at 400 E Chicago Av, Naperville, IL

Two permits on record here. The newest, Sep 21: Proposal to resurface 2 existing front porches with Trex Transcends composite decking & custom box newel post. Naperville publishes permits without map coordinates, so this address has no map and no quarter-mile list.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Sep 21, 2026 | Fence, wall or deck | proposal to resurface 2 existing front porches with Trex Transcends composite decking & custom box newel post made with a paintable PVC trim. All existing handrails wood fascia & porch post base trim to remain. | $71,550 | [RMIS-0881-2026](https://nearbypermits.com/naperville/permit/RMIS-0881-2026/) |
| Jun 25, 2025 | Fence, wall or deck | Resurface existing back decks/porches (2) total. Using composite decking and rails. | $24,000 | [RMIS-0422-2025](https://nearbypermits.com/naperville/permit/RMIS-0422-2025/) |

## More on this street

Other addresses on E Chicago Av with permits, nearest house number first:

- [409 E Chicago Av](https://nearbypermits.com/naperville/address/409-e-chicago-av/): newest permit Nov 20, 2024
- [424 E Chicago Av](https://nearbypermits.com/naperville/address/424-e-chicago-av/): newest permit Sep 29, 2025
- [428 E Chicago Av](https://nearbypermits.com/naperville/address/428-e-chicago-av/): newest permit May 28, 2025
- [518 E Chicago Av](https://nearbypermits.com/naperville/address/518-e-chicago-av/): newest permit Jul 18, 2025
- [526 E Chicago Av](https://nearbypermits.com/naperville/address/526-e-chicago-av/): newest permit Jun 16, 2026
- [529 E Chicago Av](https://nearbypermits.com/naperville/address/529-e-chicago-av/): newest permit May 8, 2025
- [232 E Chicago Av](https://nearbypermits.com/naperville/address/232-e-chicago-av/): newest permit Jul 1, 2026
- [224 E Chicago Av](https://nearbypermits.com/naperville/address/224-e-chicago-av/): newest permit Jul 30, 2026
- [726 E Chicago Av](https://nearbypermits.com/naperville/address/726-e-chicago-av/): newest permit Sep 12, 2026
- [730 E Chicago Av](https://nearbypermits.com/naperville/address/730-e-chicago-av/): newest permit Nov 12, 2024

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Source: City of Naperville permit data (https://www.arcgis.com/home/item.html?id=d13ad71731234cfa8793b75705c3dbe2). Checked 2026-10-08 02:26 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Both permits at this address: https://nearbypermits.com/naperville/address/400-e-chicago-av/