# Building permits at 503 Astor Ln, Boulder, CO

One permit on record here. The newest, Sep 10: ? Change the overhead service to underground. Boulder 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 10, 2026 | Electrical | ? Change the overhead service to underground. ? Change the meter. | $1,594 | [ELE2026-00964](https://nearbypermits.com/boulder/permit/ELE2026-00964/) |

## More on this street

Other addresses on Astor Ln with permits, nearest house number first:

- [505 Astor Ln](https://nearbypermits.com/boulder/address/505-astor-ln/): newest permit Sep 10, 2026
- [506 Astor Ln](https://nearbypermits.com/boulder/address/506-astor-ln/): newest permit Sep 10, 2026
- [507 Astor Ln](https://nearbypermits.com/boulder/address/507-astor-ln/): newest permit Sep 10, 2026
- [508 Astor Ln](https://nearbypermits.com/boulder/address/508-astor-ln/): newest permit Sep 10, 2026
- [509 Astor Ln](https://nearbypermits.com/boulder/address/509-astor-ln/): newest permit Sep 10, 2026
- [510 Astor Ln](https://nearbypermits.com/boulder/address/510-astor-ln/): newest permit Sep 10, 2026
- [511 Astor Ln](https://nearbypermits.com/boulder/address/511-astor-ln/): newest permit Sep 10, 2026
- [512 Astor Ln](https://nearbypermits.com/boulder/address/512-astor-ln/): newest permit Sep 10, 2026
- [516 Astor Ln](https://nearbypermits.com/boulder/address/516-astor-ln/): newest permit Sep 10, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 18:47 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

The one permit at this address: https://nearbypermits.com/boulder/address/503-astor-ln/