# Building permits at 511 Highland Ave, Boulder, CO

Two permits here in the last two years. The newest, Jun 24: 1.29kW roof-mounted solar array. 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 |
|---|---|---|---|---|
| Jun 24, 2026 | Electrical | 1.29kW roof-mounted solar array | $7,524 | [ELE2026-00699](https://nearbypermits.com/boulder/permit/ELE2026-00699/) |
| Jun 2, 2025 | Mechanical (HVAC) | Install single head mini-split system | $3,645 | [MEC2025-00835](https://nearbypermits.com/boulder/permit/MEC2025-00835/) |

## More on this street

Other addresses on Highland Ave with permits, nearest house number first:

- [525 Highland Ave](https://nearbypermits.com/boulder/address/525-highland-ave/): newest permit Nov 28, 2025
- [454 Highland Ave](https://nearbypermits.com/boulder/address/454-highland-ave/): newest permit Apr 17, 2026
- [615 Highland Ave](https://nearbypermits.com/boulder/address/615-highland-ave/): newest permit Sep 18, 2026
- [700 Highland Ave](https://nearbypermits.com/boulder/address/700-highland-ave/): newest permit Sep 25, 2026
- [707 Highland Ave](https://nearbypermits.com/boulder/address/707-highland-ave/): newest permit Jan 13, 2026
- [725 Highland Ave](https://nearbypermits.com/boulder/address/725-highland-ave/): newest permit May 25, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 12:44 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/511-highland-ave/