# Building permits at 505 Northstar Ct, Boulder, CO

Two permits here in the last two years. The newest, Mar 31: To install a new 125 amp sub panel. 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 |
|---|---|---|---|---|
| Mar 31, 2026 | Electrical | To install a new 125 amp sub panel | $3,000 | [ELE2026-00314](https://nearbypermits.com/boulder/permit/ELE2026-00314/) |
| Oct 31, 2025 | Electrical | To install 9.03kw roof-mounted solar with 2 Powerwall 3(27kwh) 1/8/26 Update to location of service load center | $9,889 | [ELE2025-01025](https://nearbypermits.com/boulder/permit/ELE2025-01025/) |

## Zoning requests nearby

We don't list zoning cases for Boulder yet. Look them up on the city's Board of Zoning Adjustment page: https://bouldercolorado.gov/government/board-commission/board-zoning-adjustment

## More on this street

Other addresses on Northstar Ct with permits, nearest house number first:

- [503 Northstar Ct](https://nearbypermits.com/boulder/address/503-northstar-ct/): newest permit Aug 24, 2026
- [510 Northstar Ct](https://nearbypermits.com/boulder/address/510-northstar-ct/): newest permit Jul 23, 2026
- [515 Northstar Ct](https://nearbypermits.com/boulder/address/515-northstar-ct/): newest permit Nov 5, 2024
- [525 Northstar Ct](https://nearbypermits.com/boulder/address/525-northstar-ct/): newest permit May 19, 2026
- [535 Northstar Ct](https://nearbypermits.com/boulder/address/535-northstar-ct/): newest permit Apr 1, 2026
- [560 Northstar Ct](https://nearbypermits.com/boulder/address/560-northstar-ct/): newest permit Aug 21, 2026
- [575 Northstar Ct](https://nearbypermits.com/boulder/address/575-northstar-ct/): newest permit Jan 22, 2025
- [635 Northstar Ct](https://nearbypermits.com/boulder/address/635-northstar-ct/): newest permit Jul 21, 2026
- [645 Northstar Ct](https://nearbypermits.com/boulder/address/645-northstar-ct/): newest permit Feb 19, 2026
- [685 Northstar Ct](https://nearbypermits.com/boulder/address/685-northstar-ct/): newest permit Sep 22, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 22:49 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Both permits at this address: https://nearbypermits.com/boulder/address/505-northstar-ct/