# Building permits at 3045 9th St, Boulder, CO 11 permits on record here. The newest, Jan 12: Installation of 11.8kw DC rooftop 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 | |---|---|---|---|---| | Jan 12, 2026 | Electrical | Installation of 11.8kw DC rooftop PV system. Partial home backup via one Powerwall 3 and Tesla gateway. Includes rooftop work and electrical. REVISION 1/23/26- Revision per inspector that wire callout D on the one-line drawing as both copper and aluminum (as built) rather than only showing AL. | $45,862 | [ELE2025-01192](https://nearbypermits.com/boulder/permit/ELE2025-01192/) | | Jul 24, 2023 | Mechanical (HVAC) | *Voided for inactivity - no inspections within 180 days* Replace swamp cooler with a RTU package unit for AC to the home. We will utilize the ducting and electrical from the old swamp cooler. | $7,895 | [MEC2023-01043](https://nearbypermits.com/boulder/permit/MEC2023-01043/) | | Apr 6, 2012 | Fence, wall or deck | Installation of cedar fence along rear portions of side yards and in rear yard adjacent to garage. Fence to be 4-feet in height, 175-feet total length. | $3,200 | [PMT2012-01603-FEN](https://nearbypermits.com/boulder/permit/PMT2012-01603-FEN/) | | Oct 6, 2011 | Electrical | Construction of 359 square foot detached garage. See PMT2011-01119 for house permit. | $5,000 | [PMT2011-01120-ELE](https://nearbypermits.com/boulder/permit/PMT2011-01120-ELE/) | | Oct 6, 2011 | New building | Construction of 359 square foot detached garage. See PMT2011-01119 for house permit. | $55,000 | [PMT2011-01120](https://nearbypermits.com/boulder/permit/PMT2011-01120/) | | Jun 6, 2011 | Plumbing | Replace residence with new single-family residence 3,358 s.f. in size. See PMT2011-01120 for detached garage permit. | $25,000 | [PMT2011-01119-PLB](https://nearbypermits.com/boulder/permit/PMT2011-01119-PLB/) | | Jun 6, 2011 | Mechanical (HVAC) | Replace residence with new single-family residence 3,358 s.f. in size. See PMT2011-01120 for detached garage permit. | $5,000 | [PMT2011-01119-MEC](https://nearbypermits.com/boulder/permit/PMT2011-01119-MEC/) | | Jun 6, 2011 | Electrical | Replace residence with new single-family residence 3,358 s.f. in size. See PMT2011-01120 for detached garage permit. | $15,000 | [PMT2011-01119-ELE](https://nearbypermits.com/boulder/permit/PMT2011-01119-ELE/) | | Jun 6, 2011 | Addition | Replace residence with new single-family residence 3,358 s.f. in size. See PMT2011-01120 for detached garage permit. | $500,000 | [PMT2011-01119](https://nearbypermits.com/boulder/permit/PMT2011-01119/) | | Apr 12, 2011 | Demolition | Partial striucture demolition of main house and demolition of entire two-car detached garage. See HIS2011-00029 and PMT2011-01119 and PMT2011-01120 for supplemental information. (per review comments for proposed additions, house is to be fully demolished, modification ok per staff reviewers) | Not listed | [PMT2011-01365-DEM](https://nearbypermits.com/boulder/permit/PMT2011-01365-DEM/) | | Mar 14, 2011 | Electrical | Temporary construction power. | Not listed | [PMT2011-00984-ELE](https://nearbypermits.com/boulder/permit/PMT2011-00984-ELE/) | ## More on this street Other addresses on 9th St with permits, nearest house number first: - [3048 9th St](https://nearbypermits.com/boulder/address/3048-9th-st/): newest permit Apr 23, 2026 - [3036 9th St](https://nearbypermits.com/boulder/address/3036-9th-st/): newest permit Jul 7, 2025 - [3055 9th St](https://nearbypermits.com/boulder/address/3055-9th-st/): newest permit Mar 23, 2026 - [3025 9th St](https://nearbypermits.com/boulder/address/3025-9th-st/): newest permit May 18, 2026 - [3016 9th St](https://nearbypermits.com/boulder/address/3016-9th-st/): newest permit Sep 23, 2025 - [3119 9th St](https://nearbypermits.com/boulder/address/3119-9th-st/): newest permit Dec 2, 2025 - [3136 9th St](https://nearbypermits.com/boulder/address/3136-9th-st/): newest permit May 28, 2026 - [3141 9th St](https://nearbypermits.com/boulder/address/3141-9th-st/): newest permit Aug 28, 2026 - [3153 9th St](https://nearbypermits.com/boulder/address/3153-9th-st/): newest permit Apr 1, 2025 - [3156 9th St](https://nearbypermits.com/boulder/address/3156-9th-st/): newest permit May 27, 2026 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 03:23 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 11 permits at this address: https://nearbypermits.com/boulder/address/3045-9th-st/