# Building permits at 855 E Porter Av, Naperville, IL

One permit on record here. The newest, Sep 2: Install a lawn irrigation system with an rpz backflow device. 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 2, 2026 | Plumbing | Install a lawn irrigation system with an rpz backflow device | $9,000 | [MISC-1190-2026](https://nearbypermits.com/naperville/permit/MISC-1190-2026/) |

## More on this street

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

- [885 E Porter Av](https://nearbypermits.com/naperville/address/885-e-porter-av/): newest permit Sep 11, 2026
- [980 E Porter Av](https://nearbypermits.com/naperville/address/980-e-porter-av/): newest permit Jan 28, 2025
- [1041 E Porter Av](https://nearbypermits.com/naperville/address/1041-e-porter-av/): newest permit Sep 15, 2026
- [1051 E Porter Av](https://nearbypermits.com/naperville/address/1051-e-porter-av/): newest permit Jun 3, 2025
- [633 E Porter Av](https://nearbypermits.com/naperville/address/633-e-porter-av/): newest permit Jun 19, 2026
- [510 E Porter Av](https://nearbypermits.com/naperville/address/510-e-porter-av/): newest permit Jan 10, 2025
- [501 E Porter Av](https://nearbypermits.com/naperville/address/501-e-porter-av/): newest permit Sep 9, 2025

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Source: City of Naperville permit data (https://www.arcgis.com/home/item.html?id=d13ad71731234cfa8793b75705c3dbe2). Checked 2026-10-08 08:43 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

The one permit at this address: https://nearbypermits.com/naperville/address/855-e-porter-av/