# Building permits at 845 12th St, Boulder, CO 12 permits on record here. The newest, Oct 13, 2025: Boiler replacement All new plastic glued vents for fuel burning appliances must undergo pressure testing. 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 | |---|---|---|---|---| | Oct 13, 2025 | Mechanical (HVAC) | Boiler replacement All new plastic glued vents for fuel burning appliances must undergo pressure testing. To facilitate the inspection process, please provide photographic evidence of the pressure test directly to the assigned inspector on the day the rough mechanical inspection is scheduled. Approv | $9,788 | [MEC2025-01717](https://nearbypermits.com/boulder/permit/MEC2025-01717/) | | Mar 14, 2016 | Plumbing | Kitchen remodel of 100 sq.ft. Scope of work includes associated MEPs, to include electrical wiring & new can lights, gas piping, and replacing of plumbing fixtures (only). | $400 | [PMT2016-00762-PLB](https://nearbypermits.com/boulder/permit/PMT2016-00762-PLB/) | | Mar 14, 2016 | Mechanical (HVAC) | Kitchen remodel of 100 sq.ft. Scope of work includes associated MEPs, to include electrical wiring & new can lights, gas piping, and replacing of plumbing fixtures (only). | $400 | [PMT2016-00762-MEC](https://nearbypermits.com/boulder/permit/PMT2016-00762-MEC/) | | Mar 14, 2016 | Electrical | Kitchen remodel of 100 sq.ft. Scope of work includes associated MEPs, to include electrical wiring & new can lights, gas piping, and replacing of plumbing fixtures (only). | $200 | [PMT2016-00762-ELE](https://nearbypermits.com/boulder/permit/PMT2016-00762-ELE/) | | Mar 14, 2016 | Alteration or repair | Kitchen remodel of 100 sq.ft. Scope of work includes associated MEPs, to include electrical wiring & new can lights, gas piping, and replacing of plumbing fixtures (only). | $11,000 | [PMT2016-00762](https://nearbypermits.com/boulder/permit/PMT2016-00762/) | | Nov 14, 2013 | Roofing | Total tear off and reroof of existing residence with 22 squares of Certainteed Presidential TL shingles on roof pitch represented as 6/12. | $10,899 | [PMT2013-06434-RFG](https://nearbypermits.com/boulder/permit/PMT2013-06434-RFG/) | | Sep 8, 2011 | Electrical | Electrical permit for 200 amp service change on single-family residence. | $3,000 | [PMT2011-03802-ELE](https://nearbypermits.com/boulder/permit/PMT2011-03802-ELE/) | | Jul 12, 2007 | New building | Add new deck off second floor. 96 SF | $1,833 | [PMT2007-02888](https://nearbypermits.com/boulder/permit/PMT2007-02888/) | | Jun 11, 2004 | Fence, wall or deck | Construct new retaining with stairs as shown on attached plans. | $6,000 | [PMT2004-02236-FEN](https://nearbypermits.com/boulder/permit/PMT2004-02236-FEN/) | | Jul 13, 1999 | Addition | Attic bedroom addition the original general permit number is 995811. | $35,000 | [PMT1999-05811](https://nearbypermits.com/boulder/permit/PMT1999-05811/) | | Mar 24, 1994 | Addition | Two story addition to rear of structure, remodel, the original general permit | $170,000 | [PMT1994-02048](https://nearbypermits.com/boulder/permit/PMT1994-02048/) | | May 16, 1989 | Electrical | Electrical hook up dishwasher | $100 | [PMT1989-P2587-ELE](https://nearbypermits.com/boulder/permit/PMT1989-P2587-ELE/) | ## More on this street Other addresses on 12th St with permits, nearest house number first: - [840 12th St](https://nearbypermits.com/boulder/address/840-12th-st/): newest permit Sep 29, 2025 - [830 12th St](https://nearbypermits.com/boulder/address/830-12th-st/): newest permit Jan 20, 2026 - [820 12th St](https://nearbypermits.com/boulder/address/820-12th-st/): newest permit May 29, 2025 - [891 12th St](https://nearbypermits.com/boulder/address/891-12th-st/): newest permit Oct 8, 2025 - [907 12th St](https://nearbypermits.com/boulder/address/907-12th-st/): newest permit Dec 4, 2025 - [916 12th St](https://nearbypermits.com/boulder/address/916-12th-st/): newest permit May 16, 2025 - [955 12th St](https://nearbypermits.com/boulder/address/955-12th-st/): newest permit Sep 28, 2026 - [735 12th St](https://nearbypermits.com/boulder/address/735-12th-st/): newest permit Oct 18, 2024 - [728 12th St](https://nearbypermits.com/boulder/address/728-12th-st/): newest permit Aug 8, 2025 - [655 12th St](https://nearbypermits.com/boulder/address/655-12th-st/): newest permit Feb 27, 2025 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 07:22 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 12 permits at this address: https://nearbypermits.com/boulder/address/845-12th-st/