# Building permits at 2735 5th St, Boulder, CO 12 permits on record here. The newest, Oct 10, 2025: Replace 4 Ton 19 Seer Heat Pump & 50 Gallon Hybrid HP Water Heater All new plastic glued vents for fuel. 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 10, 2025 | Mechanical (HVAC) | Replace 4 Ton 19 Seer Heat Pump & 50 Gallon Hybrid HP Water Heater 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 | $16,628 | [MEC2025-01697](https://nearbypermits.com/boulder/permit/MEC2025-01697/) | | Nov 29, 2010 | Electrical | Residential electrical service replacement, 100 amps. | $900 | [PMT2010-05290-ELE](https://nearbypermits.com/boulder/permit/PMT2010-05290-ELE/) | | Sep 16, 2010 | Electrical | Installation of a 5.16 kW grid-tied flush-mount photovoltaic system. Solar array to remain below ridge, inside rakes and above eave. | $28,500 | [PMT2010-04029-ELE](https://nearbypermits.com/boulder/permit/PMT2010-04029-ELE/) | | Dec 14, 2007 | Alteration or repair | Replace siding on a portion of house. Homeowner permit for SFD. approx 500SF T-111 | $3,000 | [PMT2007-05510-SDG](https://nearbypermits.com/boulder/permit/PMT2007-05510-SDG/) | | Feb 17, 2005 | Plumbing | Remodel existing bathroom. Move non bearing walls. Add radiant floor heating to bathroom. Replace existing water heater with tamkless heater in crawl space.Replace sub floor. Replace tub with gang shower. | $1,000 | [PMT2005-00237-PLB](https://nearbypermits.com/boulder/permit/PMT2005-00237-PLB/) | | Feb 17, 2005 | Mechanical (HVAC) | Remodel existing bathroom. Move non bearing walls. Add radiant floor heating to bathroom. Replace existing water heater with tamkless heater in crawl space.Replace sub floor. Replace tub with gang shower. | $2,000 | [PMT2005-00237-MEC](https://nearbypermits.com/boulder/permit/PMT2005-00237-MEC/) | | Feb 17, 2005 | Electrical | Remodel existing bathroom. Move non bearing walls. Add radiant floor heating to bathroom. Replace existing water heater with tamkless heater in crawl space.Replace sub floor. Replace tub with gang shower. | $500 | [PMT2005-00237-ELE](https://nearbypermits.com/boulder/permit/PMT2005-00237-ELE/) | | Feb 17, 2005 | Alteration or repair | Remodel existing bathroom. Move non bearing walls. Add radiant floor heating to bathroom. Replace existing water heater with tamkless heater in crawl space.Replace sub floor. Replace tub with gang shower. | $4,500 | [PMT2005-00237](https://nearbypermits.com/boulder/permit/PMT2005-00237/) | | Aug 17, 2004 | Mechanical (HVAC) | mechanical permit to replace a 40 gallon water heater | $450 | [PMT2004-03224-MEC](https://nearbypermits.com/boulder/permit/PMT2004-03224-MEC/) | | Jan 27, 2004 | Roofing | Total tear off and reroof an existing residene with 16 squares of dimensional shingles on a 10/12 pitch roof. | $3,650 | [PMT2004-00303-RFG](https://nearbypermits.com/boulder/permit/PMT2004-00303-RFG/) | | Sep 1, 1999 | Alteration or repair | Alter existing decks & new spiral stairs the original general permit number is | $8,000 | [PMT1999-06804](https://nearbypermits.com/boulder/permit/PMT1999-06804/) | | Apr 19, 1989 | Fence, wall or deck | Fence 4-1/2 foot pine/redwood fence | $450 | [PMT1989-P1998-FEN](https://nearbypermits.com/boulder/permit/PMT1989-P1998-FEN/) | ## More on this street Other addresses on 5th St with permits, nearest house number first: - [2725 5th St](https://nearbypermits.com/boulder/address/2725-5th-st/): newest permit Nov 10, 2025 - [2745 5th St](https://nearbypermits.com/boulder/address/2745-5th-st/): newest permit Sep 2, 2026 - [2699 5th St](https://nearbypermits.com/boulder/address/2699-5th-st/): newest permit Apr 30, 2026 - [2645 5th St](https://nearbypermits.com/boulder/address/2645-5th-st/): newest permit Apr 27, 2026 - [2850 5th St](https://nearbypermits.com/boulder/address/2850-5th-st/): newest permit Mar 30, 2026 - [2905 5th St](https://nearbypermits.com/boulder/address/2905-5th-st/): newest permit Nov 5, 2025 - [2910 5th St](https://nearbypermits.com/boulder/address/2910-5th-st/): newest permit Aug 5, 2026 - [2535 5th St](https://nearbypermits.com/boulder/address/2535-5th-st/): newest permit Jul 7, 2025 - [2942 5th St](https://nearbypermits.com/boulder/address/2942-5th-st/): newest permit Nov 13, 2024 - [2449 5th St](https://nearbypermits.com/boulder/address/2449-5th-st/): newest permit Aug 7, 2026 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 04:57 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/2735-5th-st/