# Building permits at 745 Gilpin Dr, Boulder, CO

Six permits on record here. The newest, Dec 18, 2025: Installation of utility interactive photovoltaic solar system and energy storage system. 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 18, 2025 | Electrical | Installation of utility interactive photovoltaic solar system and energy storage system | $12,570 | [ELE2025-01311](https://nearbypermits.com/boulder/permit/ELE2025-01311/) |
| Oct 21, 2019 | Electrical | *8.0kW Rooftop Solar PV System. Grid-tied with no battery back-up | $12,014 | [ELE2019-01561](https://nearbypermits.com/boulder/permit/ELE2019-01561/) |
| Apr 5, 2019 | Electrical | Electrical work for the geothermal mechanical equipment under separate permit. | $500 | [ELE2019-00388](https://nearbypermits.com/boulder/permit/ELE2019-00388/) |
| Apr 2, 2019 | Mechanical (HVAC) | *Provide and install Bosch 3 ton geothermal heat pump equipment to loop and pump flow center provided by others. Tie into existing sheet metal ductwork. Install 1 - 50 gallon electric water heater and 1- 40 gallon pre-heat tank. Tie tanks into Bosch heat pump equipment. Electrical work to be permitt | $18,788 | [MEC2019-00326](https://nearbypermits.com/boulder/permit/MEC2019-00326/) |
| Feb 25, 2019 | Electrical | Electrical service upgrade, 200 AMP. | Not listed | [ELE2019-00220](https://nearbypermits.com/boulder/permit/ELE2019-00220/) |
| Sep 7, 2006 | Mechanical (HVAC) | Replacement Forced Air Furnace | $1,203 | [PMT2006-20233-MEC](https://nearbypermits.com/boulder/permit/PMT2006-20233-MEC/) |

## More on this street

Other addresses on Gilpin Dr with permits, nearest house number first:

- [740 Gilpin Dr](https://nearbypermits.com/boulder/address/740-gilpin-dr/): newest permit Dec 29, 2025
- [715 Gilpin Dr](https://nearbypermits.com/boulder/address/715-gilpin-dr/): newest permit Aug 1, 2025
- [785 Gilpin Dr](https://nearbypermits.com/boulder/address/785-gilpin-dr/): newest permit Jul 23, 2025
- [790 Gilpin Dr](https://nearbypermits.com/boulder/address/790-gilpin-dr/): newest permit Mar 5, 2026
- [815 Gilpin Dr](https://nearbypermits.com/boulder/address/815-gilpin-dr/): newest permit Jan 14, 2025
- [825 Gilpin Dr](https://nearbypermits.com/boulder/address/825-gilpin-dr/): newest permit Jul 21, 2026
- [840 Gilpin Dr](https://nearbypermits.com/boulder/address/840-gilpin-dr/): newest permit Mar 26, 2026
- [865 Gilpin Dr](https://nearbypermits.com/boulder/address/865-gilpin-dr/): newest permit Oct 29, 2025
- [870 Gilpin Dr](https://nearbypermits.com/boulder/address/870-gilpin-dr/): newest permit Oct 18, 2024
- [880 Gilpin Dr](https://nearbypermits.com/boulder/address/880-gilpin-dr/): newest permit Sep 28, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 03:49 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 6 permits at this address: https://nearbypermits.com/boulder/address/745-gilpin-dr/