# Building permits at 605 S 45th St, Boulder, CO 11 permits on record here. The newest, Apr 9, 2025: 180 DAY EXTENSION GRANTED: PROJECT MUST BE COMPLETED BY 09/19/2026 Remodel of existing rear living space on. 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 | |---|---|---|---|---| | Apr 9, 2025 | Alteration or repair | 180 DAY EXTENSION GRANTED: PROJECT MUST BE COMPLETED BY 09/19/2026 Remodel of existing rear living space on the main level of a one-story single family detached dwelling (300 sf) into ADU unit. Conversion of cabinet space (36" x 42") in existing 1/2 bath to new shower, conversion of existing closet | $25,263 | [BLD-SFD2024-00522](https://nearbypermits.com/boulder/permit/BLD-SFD2024-00522/) | | Aug 29, 2019 | Electrical | *Install 4.095kW roof mounted solar PV system | $5,569 | [ELE2019-01247](https://nearbypermits.com/boulder/permit/ELE2019-01247/) | | Sep 8, 2015 | Mechanical (HVAC) | Owner General Contractor to enclose an existing front porch (107 sq.ft.) and construct an entry deck | $500 | [PMT2015-03334-MEC](https://nearbypermits.com/boulder/permit/PMT2015-03334-MEC/) | | Sep 8, 2015 | Electrical | Owner General Contractor to enclose an existing front porch (107 sq.ft.) and construct an entry deck | $500 | [PMT2015-03334-ELE](https://nearbypermits.com/boulder/permit/PMT2015-03334-ELE/) | | Sep 8, 2015 | Addition | Owner General Contractor to enclose an existing front porch (107 sq.ft.) and construct an entry deck | $13,288 | [PMT2015-03334](https://nearbypermits.com/boulder/permit/PMT2015-03334/) | | Mar 8, 2010 | Roofing | Total tear off and reroof of existing single family dwelling. Asphalt shingles, 23 squares, 4/12 pitch as represented on application. | $5,200 | [PMT2010-00832-RFG](https://nearbypermits.com/boulder/permit/PMT2010-00832-RFG/) | | Aug 16, 2002 | Plumbing | Basement finish including installation of shower stall and lavatory, 2 bedrooms, and one office | $4,000 | [PMT2002-03568-PLB](https://nearbypermits.com/boulder/permit/PMT2002-03568-PLB/) | | Aug 16, 2002 | Mechanical (HVAC) | Basement finish including installation of shower stall and lavatory, 2 bedrooms, and one office | $2,500 | [PMT2002-03568-MEC](https://nearbypermits.com/boulder/permit/PMT2002-03568-MEC/) | | Aug 16, 2002 | Electrical | Basement finish including installation of shower stall and lavatory, 2 bedrooms, and one office | $3,000 | [PMT2002-03568-ELE](https://nearbypermits.com/boulder/permit/PMT2002-03568-ELE/) | | Aug 16, 2002 | Alteration or repair | Basement finish including installation of shower stall and lavatory, 2 bedrooms, and one office | $42,000 | [PMT2002-03568](https://nearbypermits.com/boulder/permit/PMT2002-03568/) | | Oct 25, 2000 | Fence, wall or deck | Construct replacement section of fence. | $280 | [PMT2000-04411-FEN](https://nearbypermits.com/boulder/permit/PMT2000-04411-FEN/) | ## More on this street Other addresses on S 45th St with permits, nearest house number first: - [640 S 45th St](https://nearbypermits.com/boulder/address/640-s-45th-st/): newest permit Nov 7, 2024 - [555 S 45th St](https://nearbypermits.com/boulder/address/555-s-45th-st/): newest permit Aug 18, 2025 - [540 S 45th St](https://nearbypermits.com/boulder/address/540-s-45th-st/): newest permit Sep 8, 2026 - [535 S 45th St](https://nearbypermits.com/boulder/address/535-s-45th-st/): newest permit Dec 3, 2024 - [715 S 45th St](https://nearbypermits.com/boulder/address/715-s-45th-st/): newest permit Mar 12, 2025 - [725 S 45th St](https://nearbypermits.com/boulder/address/725-s-45th-st/): newest permit Jun 18, 2026 - [745 S 45th St](https://nearbypermits.com/boulder/address/745-s-45th-st/): newest permit Dec 8, 2025 - [750 S 45th St](https://nearbypermits.com/boulder/address/750-s-45th-st/): newest permit Nov 20, 2025 - [460 S 45th St](https://nearbypermits.com/boulder/address/460-s-45th-st/): newest permit Oct 29, 2024 - [445 S 45th St](https://nearbypermits.com/boulder/address/445-s-45th-st/): newest permit Apr 15, 2026 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 11:26 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/605-s-45th-st/