# Building permits at 1456 Cassin Ct, Boulder, CO

10 permits on record here. The newest, Nov 18, 2025: Furnace replacement Any electrical work required beyond a like-for-like replacement of equipment will require. 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 |
|---|---|---|---|---|
| Nov 18, 2025 | Mechanical (HVAC) | Furnace replacement Any electrical work required beyond a like-for-like replacement of equipment will require an electrical permit for inspection of the electrical scope. PLEASE NOTE: APPLICABLE ONLY TO SYSTEMS WITH FUEL BURNING APPLIANCES: All new plastic glued vents for fuel burning appliances mus | $2,800 | [MEC2025-02035](https://nearbypermits.com/boulder/permit/MEC2025-02035/) |
| Jan 15, 2025 | Mechanical (HVAC) | VOID-Inspections not completed within 180 days replace 50 gallon natural gas water heater with similar model | $3,800 | [MEC2025-00074](https://nearbypermits.com/boulder/permit/MEC2025-00074/) |
| Jan 27, 2021 | Mechanical (HVAC) | Voided due to inactivity over 180 days furnace replacement | $2,800 | [MEC2021-00148](https://nearbypermits.com/boulder/permit/MEC2021-00148/) |
| Dec 15, 2014 | Mechanical (HVAC) | Replace 50 gallon water heater. | $1,425 | [PMT2014-05512-MEC](https://nearbypermits.com/boulder/permit/PMT2014-05512-MEC/) |
| Oct 22, 2012 | Fence, wall or deck | Replacement of 202 feet of 6' high cedar fence. Back yard. | $4,800 | [PMT2012-05114-FEN](https://nearbypermits.com/boulder/permit/PMT2012-05114-FEN/) |
| Sep 17, 2012 | Fence, wall or deck | Replacement of 204 linear feet of 6' high cedar privacy fence along rear and side property lines. | $6,300 | [PMT2012-04500-FEN](https://nearbypermits.com/boulder/permit/PMT2012-04500-FEN/) |
| Mar 20, 2007 | Mechanical (HVAC) | Replacement Forced Air Furnace | $3,126 | [PMT2007-20078-MEC](https://nearbypermits.com/boulder/permit/PMT2007-20078-MEC/) |
| May 14, 2004 | Mechanical (HVAC) | New Comfort Cooling | $4,296 | [PMT2004-20216-MEC](https://nearbypermits.com/boulder/permit/PMT2004-20216-MEC/) |
| Nov 27, 1990 | Electrical | Electrical temp const power | Not listed | [PMT1990-R4958-ELE](https://nearbypermits.com/boulder/permit/PMT1990-R4958-ELE/) |
| Oct 31, 1990 | New building | 1 Dw un. The original general permit number is r4280. | $140,000 | [PMT1990-R4280](https://nearbypermits.com/boulder/permit/PMT1990-R4280/) |

## More on this street

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

- [1444 Cassin Ct](https://nearbypermits.com/boulder/address/1444-cassin-ct/): newest permit Apr 17, 2026
- [1468 Cassin Ct](https://nearbypermits.com/boulder/address/1468-cassin-ct/): newest permit Feb 19, 2025
- [1469 Cassin Ct](https://nearbypermits.com/boulder/address/1469-cassin-ct/): newest permit Jun 11, 2026
- [1428 Cassin Ct](https://nearbypermits.com/boulder/address/1428-cassin-ct/): newest permit Dec 11, 2024

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 21:35 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 10 permits at this address: https://nearbypermits.com/boulder/address/1456-cassin-ct/