# Building permits at 730 S 43rd St, Boulder, CO

One permit here in the last two years. The newest, Nov 4, 2025: Install like-for-like replacement 80% 90k btu furnace. 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 4, 2025 | Mechanical (HVAC) | Install like-for-like replacement 80% 90k btu furnace. 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 ve | $7,837 | [MEC2025-01915](https://nearbypermits.com/boulder/permit/MEC2025-01915/) |

## More on this street

Other addresses on S 43rd St with permits, nearest house number first:

- [715 S 43rd St](https://nearbypermits.com/boulder/address/715-s-43rd-st/): newest permit Feb 10, 2026
- [710 S 43rd St](https://nearbypermits.com/boulder/address/710-s-43rd-st/): newest permit Oct 2, 2025
- [755 S 43rd St](https://nearbypermits.com/boulder/address/755-s-43rd-st/): newest permit Sep 15, 2025
- [660 S 43rd St](https://nearbypermits.com/boulder/address/660-s-43rd-st/): newest permit Aug 11, 2026
- [650 S 43rd St](https://nearbypermits.com/boulder/address/650-s-43rd-st/): newest permit Apr 29, 2026
- [635 S 43rd St](https://nearbypermits.com/boulder/address/635-s-43rd-st/): newest permit Jan 13, 2026
- [625 S 43rd St](https://nearbypermits.com/boulder/address/625-s-43rd-st/): newest permit May 13, 2025
- [620 S 43rd St](https://nearbypermits.com/boulder/address/620-s-43rd-st/): newest permit Oct 20, 2025
- [555 S 43rd St](https://nearbypermits.com/boulder/address/555-s-43rd-st/): newest permit Nov 12, 2024
- [545 S 43rd St](https://nearbypermits.com/boulder/address/545-s-43rd-st/): newest permit Sep 2, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 22:23 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

The one permit at this address: https://nearbypermits.com/boulder/address/730-s-43rd-st/