# Building permits at 635 Northstar Ct, Boulder, CO

Seven permits on record here. The newest, Jul 21: All Structures must be permitted separately Total tear-off & reroof of SFD. 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 |
|---|---|---|---|---|
| Jul 21, 2026 | Roofing | All Structures must be permitted separately Total tear-off & reroof of SFD, 15 squares of dimensional shingles on a pitch represented as 5/12. All roof materials shall be installed per manufacturer?s specs. Mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other t | $10,500 | [RFG2026-00647](https://nearbypermits.com/boulder/permit/RFG2026-00647/) |
| Feb 5, 2025 | Mechanical (HVAC) | VOID - 180 Days no activity Replace furnace - new 70K BTU 96% furnace | $8,792 | [MEC2025-00180](https://nearbypermits.com/boulder/permit/MEC2025-00180/) |
| Mar 16, 2023 | Mechanical (HVAC) | New A/C install - new 2 TON 16 SEER AC with electrical | $12,611 | [MEC2023-00402](https://nearbypermits.com/boulder/permit/MEC2023-00402/) |
| Feb 25, 2021 | Mechanical (HVAC) | *Voided for inactivity - no inspections within 180 days* Install replacement 40 gallon water heater | $3,240 | [MEC2021-00344](https://nearbypermits.com/boulder/permit/MEC2021-00344/) |
| Aug 5, 2011 | Mechanical (HVAC) | Mechanical Permit - For solar thermal flush mounted on detached garage of single-family property 84,000 BTU/day. | $7,000 | [PMT2011-03347-MEC](https://nearbypermits.com/boulder/permit/PMT2011-03347-MEC/) |
| Jun 15, 2011 | Electrical | Installation of a 5.59 kW solar array, flush mounted and grid tied | $36,680 | [PMT2011-02484-ELE](https://nearbypermits.com/boulder/permit/PMT2011-02484-ELE/) |
| Sep 12, 2007 | Mechanical (HVAC) | Replacement Forced Air Furnace | $1,804 | [PMT2007-20271-MEC](https://nearbypermits.com/boulder/permit/PMT2007-20271-MEC/) |

## More on this street

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

- [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
- [575 Northstar Ct](https://nearbypermits.com/boulder/address/575-northstar-ct/): newest permit Jan 22, 2025
- [695 Northstar Ct](https://nearbypermits.com/boulder/address/695-northstar-ct/): newest permit Aug 29, 2025
- [560 Northstar Ct](https://nearbypermits.com/boulder/address/560-northstar-ct/): newest permit Aug 21, 2026
- [535 Northstar Ct](https://nearbypermits.com/boulder/address/535-northstar-ct/): newest permit Apr 1, 2026
- [525 Northstar Ct](https://nearbypermits.com/boulder/address/525-northstar-ct/): newest permit May 19, 2026
- [515 Northstar Ct](https://nearbypermits.com/boulder/address/515-northstar-ct/): newest permit Nov 5, 2024
- [510 Northstar Ct](https://nearbypermits.com/boulder/address/510-northstar-ct/): newest permit Jul 23, 2026
- [760 Northstar Ct](https://nearbypermits.com/boulder/address/760-northstar-ct/): newest permit May 18, 2026

---
Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 15:45 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 7 permits at this address: https://nearbypermits.com/boulder/address/635-northstar-ct/