# Building permits at 525 Northstar Ct, Boulder, CO

Three permits on record here. The newest, May 19: Installation of utility interactive energy storage system 5.60 kw dc & 11.50 kw ac. 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 |
|---|---|---|---|---|
| May 19, 2026 | Electrical | Installation of utility interactive energy storage system 5.60 kw dc & 11.50 kw ac | $18,376 | [ELE2026-00414](https://nearbypermits.com/boulder/permit/ELE2026-00414/) |
| Mar 18, 2024 | Electrical | roof mounted solar installation 5.6 kW 14 x 400 watts msolar solar panels 1 x 7.6 kW Tesla inverter | $14,322 | [ELE2024-00217](https://nearbypermits.com/boulder/permit/ELE2024-00217/) |
| Sep 11, 2009 | Mechanical (HVAC) | Replacement Forced Air Furnace | $1,500 | [PMT2009-20165-MEC](https://nearbypermits.com/boulder/permit/PMT2009-20165-MEC/) |

## 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:

- [515 Northstar Ct](https://nearbypermits.com/boulder/address/515-northstar-ct/): newest permit Nov 5, 2024
- [535 Northstar Ct](https://nearbypermits.com/boulder/address/535-northstar-ct/): newest permit Apr 1, 2026
- [510 Northstar Ct](https://nearbypermits.com/boulder/address/510-northstar-ct/): newest permit Jul 23, 2026
- [505 Northstar Ct](https://nearbypermits.com/boulder/address/505-northstar-ct/): newest permit Mar 31, 2026
- [503 Northstar Ct](https://nearbypermits.com/boulder/address/503-northstar-ct/): newest permit Aug 24, 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 2026-10-09 11:27 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 3 permits at this address: https://nearbypermits.com/boulder/address/525-northstar-ct/