# Building permits at 655 12th St, Boulder, CO 22 permits on record here. The newest, Feb 27, 2025: Installation of 10kWh battery to existing 15.405kW solar pv system with 39 panels. 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 | |---|---|---|---|---| | Feb 27, 2025 | Electrical | Installation of 10kWh battery to existing 15.405kW solar pv system with 39 panels, upgrading existing subpanel | $18,175 | [ELE2025-00051](https://nearbypermits.com/boulder/permit/ELE2025-00051/) | | Jul 31, 2024 | Mechanical (HVAC) | Adding a mini-split heat pump system with 3 heads for supplemental heating and cooling. | $28,103 | [MEC2024-00905](https://nearbypermits.com/boulder/permit/MEC2024-00905/) | | Feb 1, 2023 | Mechanical (HVAC) | Mitsubishi heat pump install | $4,004 | [MEC2023-00131](https://nearbypermits.com/boulder/permit/MEC2023-00131/) | | Mar 31, 2022 | Mechanical (HVAC) | replacing a 80 gallon side arm tank with a 80 gallon heat pump water heater | $3,500 | [MEC2022-00604](https://nearbypermits.com/boulder/permit/MEC2022-00604/) | | Jan 11, 2022 | Electrical | Roof mount, flush mount, grid-tied 15.405 kw solar PV | $29,269 | [ELE2021-02044](https://nearbypermits.com/boulder/permit/ELE2021-02044/) | | Oct 23, 2019 | Pool or spa | Replacement of an in-ground pool with a new in-ground pool and spa. | $68,000 | [BLD-ACC2019-00117](https://nearbypermits.com/boulder/permit/BLD-ACC2019-00117/) | | Jan 24, 2019 | Plumbing | Kitchen remodel for a single family detached dwelling. Scope includes minor changes in wall layouts to be confirmed by structural engineer at demolition. | $6,000 | [PLB2019-00051](https://nearbypermits.com/boulder/permit/PLB2019-00051/) | | Jan 24, 2019 | Mechanical (HVAC) | Kitchen remodel for a single family detached dwelling. Scope includes minor changes in wall layouts to be confirmed by structural engineer at demolition. | $3,400 | [MEC2019-00128](https://nearbypermits.com/boulder/permit/MEC2019-00128/) | | Jan 24, 2019 | Electrical | Kitchen remodel for a single family detached dwelling. Scope includes minor changes in wall layouts to be confirmed by structural engineer at demolition. | $8,000 | [ELE2019-00087](https://nearbypermits.com/boulder/permit/ELE2019-00087/) | | Jan 24, 2019 | Alteration or repair | Kitchen remodel for a single family detached dwelling. Scope includes minor changes in wall layouts to be confirmed by structural engineer at demolition. | $68,000 | [BLD-SFD2019-00031](https://nearbypermits.com/boulder/permit/BLD-SFD2019-00031/) | | May 21, 2018 | Mechanical (HVAC) | Installation of a replacement gas fireplace. Installation per manufacturer's specifications and relevant sections of 2012 IRC, Sections R303.5.1 & R303.5.2 and Sections G2427.5 & G2427.6....... | $995 | [MEC2018-00308](https://nearbypermits.com/boulder/permit/MEC2018-00308/) | | Apr 18, 2018 | Plumbing | Interior, non-structural remodel of the guest bathroom on the upper level of the existing single family home. Remodel includes the removal of the shower stall for the installation of a new shower/tub, new plumbing and associated electrical. 4/23/18 Scope updated to include remodel of master bath. St | $3,000 | [PLB2018-00038](https://nearbypermits.com/boulder/permit/PLB2018-00038/) | | Apr 18, 2018 | Mechanical (HVAC) | Interior, non-structural remodel of the guest bathroom on the upper level of the existing single family home. Remodel includes the removal of the shower stall for the installation of a new shower/tub, new plumbing and associated electrical. 4/23/18 Scope updated to include remodel of master bath. St | $500 | [MEC2018-00098](https://nearbypermits.com/boulder/permit/MEC2018-00098/) | | Apr 18, 2018 | Electrical | Interior, non-structural remodel of the guest bathroom on the upper level of the existing single family home. Remodel includes the removal of the shower stall for the installation of a new shower/tub, new plumbing and associated electrical. 4/23/18 Scope updated to include remodel of master bath. St | $3,800 | [ELE2018-00073](https://nearbypermits.com/boulder/permit/ELE2018-00073/) | | Apr 18, 2018 | Alteration or repair | 5/30/18 scope change add: repair of two decks with EPDM underlayment, HVAC: add (3) ducted minisplit units and high velocity air handler, ELEC: provide power associated with HVAC equipment and updated LED recessed lighting throughout, and replacing existing gas fireplace on second level. Original sc | $147,300 | [BLD-SFD2018-00033](https://nearbypermits.com/boulder/permit/BLD-SFD2018-00033/) | | Jan 9, 2015 | Mechanical (HVAC) | Replacement Low Pressure Boiler | $10,450 | [PMT2015-20009-MEC](https://nearbypermits.com/boulder/permit/PMT2015-20009-MEC/) | | May 5, 2009 | Roofing | Total tear off and reroof of existing single family home. Owens Corning lifetime asphalt shingle, 64 squares, 8/12 pitch. | $41,090 | [PMT2009-01518-RFG](https://nearbypermits.com/boulder/permit/PMT2009-01518-RFG/) | | Mar 18, 1999 | Addition | Increasing value of permit #990678 the original general permit number is 99219 | $20,000 | [PMT1999-02197](https://nearbypermits.com/boulder/permit/PMT1999-02197/) | | Mar 17, 1999 | Fence, wall or deck | Move part of existing fence 2 feet. | $500 | [PMT1999-02182-FEN](https://nearbypermits.com/boulder/permit/PMT1999-02182-FEN/) | | Jan 25, 1999 | Plumbing | Expanding existing dormers. Combines electrical #990679 and plumbing #990680 with General Permit. | $800 | [PMT1999-00678-PLB](https://nearbypermits.com/boulder/permit/PMT1999-00678-PLB/) | | Jan 25, 1999 | Electrical | Expanding existing dormers. Combines electrical #990679 and plumbing #990680 with General Permit. | Not listed | [PMT1999-00678-ELE](https://nearbypermits.com/boulder/permit/PMT1999-00678-ELE/) | | Jan 25, 1999 | Addition | Expanding existing dormers. Combines electrical #990679 and plumbing #990680 with General Permit. | $20,000 | [PMT1999-00678](https://nearbypermits.com/boulder/permit/PMT1999-00678/) | ## More on this street Other addresses on 12th St with permits, nearest house number first: - [651 12th St](https://nearbypermits.com/boulder/address/651-12th-st/): newest permit Jan 23, 2026 - [650 12th St](https://nearbypermits.com/boulder/address/650-12th-st/): newest permit Mar 18, 2025 - [728 12th St](https://nearbypermits.com/boulder/address/728-12th-st/): newest permit Aug 8, 2025 - [735 12th St](https://nearbypermits.com/boulder/address/735-12th-st/): newest permit Oct 18, 2024 - [550 12th St](https://nearbypermits.com/boulder/address/550-12th-st/): newest permit May 12, 2025 - [820 12th St](https://nearbypermits.com/boulder/address/820-12th-st/): newest permit May 29, 2025 - [830 12th St](https://nearbypermits.com/boulder/address/830-12th-st/): newest permit Jan 20, 2026 - [840 12th St](https://nearbypermits.com/boulder/address/840-12th-st/): newest permit Sep 29, 2025 - [845 12th St](https://nearbypermits.com/boulder/address/845-12th-st/): newest permit Oct 13, 2025 - [891 12th St](https://nearbypermits.com/boulder/address/891-12th-st/): newest permit Oct 8, 2025 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 19:38 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 22 permits at this address: https://nearbypermits.com/boulder/address/655-12th-st/