# Building permits at 2435 Topaz Dr, Boulder, CO

Nine permits on record here. The newest, Sep 25: ESS addition to existing PV 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 |
|---|---|---|---|---|
| Sep 25, 2026 | Electrical | ESS addition to existing PV system | $18,291 | [ELE2026-00795](https://nearbypermits.com/boulder/permit/ELE2026-00795/) |
| Jun 1, 2022 | Roofing | Total tear-off & reroof of SFD, 44 squares of asphalt shingles on a pitch represented as 5/12. All roof materials shall be installed per manufacturer?s specs. Mid-roof inspection required if pitch is less than 4/12. All roof covering materials shall be listed as Class A as tested in accordance with  | $24,163 | [RFG2022-00474](https://nearbypermits.com/boulder/permit/RFG2022-00474/) |
| Mar 13, 2014 | Electrical | Installation of 5.75 kW flush mount PV system. Array location on roof per plans and installed engineer's specifications. SFDD is located in the high hazard flood zone and all PV is roof top mounted. | $10,753 | [PMT2014-01096-ELE](https://nearbypermits.com/boulder/permit/PMT2014-01096-ELE/) |
| Oct 31, 2011 | Mechanical (HVAC) | Replacement boiler, 110K BTU | $7,000 | [PMT2011-04737-MEC](https://nearbypermits.com/boulder/permit/PMT2011-04737-MEC/) |
| Sep 19, 2006 | Demolition | Demolition of 3 detached outbuildings. | Not listed | [PMT2006-04014-DEM](https://nearbypermits.com/boulder/permit/PMT2006-04014-DEM/) |
| Sep 13, 2006 | Electrical | Electrical permit for service change to 125 amps. | $2,000 | [PMT2006-03845-ELE](https://nearbypermits.com/boulder/permit/PMT2006-03845-ELE/) |
| Aug 10, 2006 | Electrical | New detached garage carport.. 345SF garage with 324SF carport. Setbacks approved as part of annexation agreement. Zoning is RR-E | $325 | [PMT2006-01804-ELE](https://nearbypermits.com/boulder/permit/PMT2006-01804-ELE/) |
| Aug 10, 2006 | New building | New detached garage carport.. 345SF garage with 324SF carport. Setbacks approved as part of annexation agreement. Zoning is RR-E | $15,828 | [PMT2006-01804](https://nearbypermits.com/boulder/permit/PMT2006-01804/) |
| Jun 13, 2006 | New building | Floodplain Development Permit: New detached garage carport. 345SF garage with 324SF carport. Setbacks approved as part of annexation agreement. Zoning is RR-E | Not listed | [LUR2006-00047](https://nearbypermits.com/boulder/permit/LUR2006-00047/) |

## More on this street

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

- [2490 Topaz Dr](https://nearbypermits.com/boulder/address/2490-topaz-dr/): newest permit Nov 4, 2024

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 06:45 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 9 permits at this address: https://nearbypermits.com/boulder/address/2435-topaz-dr/