# Building permits at 290 Hawthorn Ave, Boulder, CO

Two permits here in the last two years. The newest, Dec 15, 2025: New one story single family detached dwelling with walk-out lower level. 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 |
|---|---|---|---|---|
| Dec 15, 2025 | New building | New one story single family detached dwelling with walk-out lower level. | $7,095,000 | [BLD-SFD2025-00154](https://nearbypermits.com/boulder/permit/BLD-SFD2025-00154/) |
| Apr 28, 2025 | Electrical | Temporary Electrical Power during Construction of New Home at 290 Hawthorn | Not listed | [ELE2025-00335](https://nearbypermits.com/boulder/permit/ELE2025-00335/) |

## 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 Hawthorn Ave with permits, nearest house number first:

- [362 Hawthorn Ave](https://nearbypermits.com/boulder/address/362-hawthorn-ave/): newest permit Apr 3, 2026
- [462 Hawthorn Ave](https://nearbypermits.com/boulder/address/462-hawthorn-ave/): newest permit Oct 8, 2025
- [512 Hawthorn Ave](https://nearbypermits.com/boulder/address/512-hawthorn-ave/): newest permit May 21, 2025
- [535 Hawthorn Ave](https://nearbypermits.com/boulder/address/535-hawthorn-ave/): newest permit Jun 24, 2026
- [600 Hawthorn Ave](https://nearbypermits.com/boulder/address/600-hawthorn-ave/): newest permit May 5, 2025
- [605 Hawthorn Ave](https://nearbypermits.com/boulder/address/605-hawthorn-ave/): newest permit Sep 10, 2026
- [625 Hawthorn Ave](https://nearbypermits.com/boulder/address/625-hawthorn-ave/): newest permit Feb 19, 2026
- [650 Hawthorn Ave](https://nearbypermits.com/boulder/address/650-hawthorn-ave/): newest permit May 18, 2026
- [700 Hawthorn Ave](https://nearbypermits.com/boulder/address/700-hawthorn-ave/): newest permit Apr 8, 2026
- [701 Hawthorn Ave](https://nearbypermits.com/boulder/address/701-hawthorn-ave/): newest permit Mar 5, 2026

---
Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-16 09:54 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/290-hawthorn-ave/