# Building permits at 5603 Arapahoe Ave, Boulder, CO 19 permits on record here. The newest, Aug 10: Emergency management plan review for BLD-NRE2025-00194. 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 | |---|---|---|---|---| | Aug 10, 2026 | Other | emergency management plan review for BLD-NRE2025-00194 | Not listed | [FLD2026-00014](https://nearbypermits.com/boulder/permit/FLD2026-00014/) | | Apr 28, 2026 | Fire systems | provide and install one relay for security drop in sprinkler monitoring only building | $980 | [FIR2026-00138](https://nearbypermits.com/boulder/permit/FIR2026-00138/) | | Mar 13, 2026 | Alteration or repair | REVISION 7/26/26-Added full neutral to new CT cabinet installed as per Xcel?s requirements. REVISION 4/22/26- Revised Mechanical and Plumbing plans submitted. Narrative of changes uploaded. The current tenant AltaTech is converting unused office space in their building to a testing Lab space. | $600,000 | [BLD-NRE2025-00194](https://nearbypermits.com/boulder/permit/BLD-NRE2025-00194/) | | Feb 10, 2026 | Fire systems | Modification to the existing tenant entry. Relocate (2) quick response sprinkler heads in a light hazard occupancy (FSR 13) | $2,070 | [FIR2026-00035](https://nearbypermits.com/boulder/permit/FIR2026-00035/) | | Aug 15, 2025 | Alteration or repair | Minor demolition for a single opening and replacement of four (4) doors in existing permitted space of 4 units that total 15,477 USF. One (1) new door and wall to be added in hallway. | $15,000 | [BLD-NRE2025-00107](https://nearbypermits.com/boulder/permit/BLD-NRE2025-00107/) | | Aug 4, 2025 | Mechanical (HVAC) | Install (4) new outside hoods on existing RTU's, (3) new exhaust fans, and duct for (3) lab hoods in an existing lab facility. | $153,830 | [MEC2025-01110](https://nearbypermits.com/boulder/permit/MEC2025-01110/) | | Jul 29, 2025 | Electrical | Provide new circuits, power devices and HVAC equipment per the engineered drawings provided. No lighting, no lighting controls, no new distribution or panels. Misc. power per the drawings. | $15,000 | [ELE2025-00610](https://nearbypermits.com/boulder/permit/ELE2025-00610/) | | Jul 26, 2023 | Roofing | Add entry archway to front of building-concrete piers,steel arch structrure,glass panel roofing. | $40,000 | [BLD-NRE2022-00163](https://nearbypermits.com/boulder/permit/BLD-NRE2022-00163/) | | Mar 16, 2021 | Fire systems | Replace existing Silent Knight 5104 dialer with a Fire-Lite MS-5UD-3 fire alarm panel. Install radio. Mintling ventures | $2,300 | [FIR2021-00093](https://nearbypermits.com/boulder/permit/FIR2021-00093/) | | Oct 28, 2013 | Roofing | Roof overlay only for existing industrial building (lower roof). 60-mil EPDM, flat roof (1/4:12 pitch). 20 squares. Please refer to cut sheets for additional information. | $26,032 | [PMT2013-05963-RFG](https://nearbypermits.com/boulder/permit/PMT2013-05963-RFG/) | | Jan 30, 2013 | Electrical | Tenant remodel of units 1 - 4 for Pure Energy Solutions | $8,650 | [PMT2010-00926-ELE](https://nearbypermits.com/boulder/permit/PMT2010-00926-ELE/) | | Jan 30, 2013 | Alteration or repair | Tenant remodel of units 1 - 4 for Pure Energy Solutions | $67,329 | [PMT2010-00926](https://nearbypermits.com/boulder/permit/PMT2010-00926/) | | Oct 31, 2012 | Fire systems | Fs - sowl - add 2 new pendent sprinklers in instrument tent. | $350 | [PMT2012-05222-FIR](https://nearbypermits.com/boulder/permit/PMT2012-05222-FIR/) | | Aug 29, 2012 | Plumbing | Tenant remodel in units 1-4 for MBio Diagnostics including installation of new, non-bearing interior walls for offices. Scope of work includes associated electrical, plumbing and mechanical work. | $9,800 | [PMT2012-03801-PLB](https://nearbypermits.com/boulder/permit/PMT2012-03801-PLB/) | | Aug 29, 2012 | Mechanical (HVAC) | Tenant remodel in units 1-4 for MBio Diagnostics including installation of new, non-bearing interior walls for offices. Scope of work includes associated electrical, plumbing and mechanical work. | $24,000 | [PMT2012-03801-MEC](https://nearbypermits.com/boulder/permit/PMT2012-03801-MEC/) | | Aug 29, 2012 | Electrical | Tenant remodel in units 1-4 for MBio Diagnostics including installation of new, non-bearing interior walls for offices. Scope of work includes associated electrical, plumbing and mechanical work. | $130,000 | [PMT2012-03801-FLD](https://nearbypermits.com/boulder/permit/PMT2012-03801-FLD/) | | Aug 29, 2012 | Electrical | Tenant remodel in units 1-4 for MBio Diagnostics including installation of new, non-bearing interior walls for offices. Scope of work includes associated electrical, plumbing and mechanical work. | $18,000 | [PMT2012-03801-ELE](https://nearbypermits.com/boulder/permit/PMT2012-03801-ELE/) | | Aug 29, 2012 | Alteration or repair | Tenant remodel in units 1-4 for MBio Diagnostics including installation of new, non-bearing interior walls for offices. Scope of work includes associated electrical, plumbing and mechanical work. | $130,000 | [PMT2012-03801](https://nearbypermits.com/boulder/permit/PMT2012-03801/) | | Dec 15, 2010 | Fire systems | Scope of Work Letter | $195 | [PMT2010-05518-FIR](https://nearbypermits.com/boulder/permit/PMT2010-05518-FIR/) | ## Zoning requests nearby We don't list zoning cases for Boulder yet. Look them up on the city's Board of Zoning Adjustment page: https://bouldercolorado.gov/government/board-commission/board-zoning-adjustment ## More on this street Other addresses on Arapahoe Ave with permits, nearest house number first: - [5610 Arapahoe Ave](https://nearbypermits.com/boulder/address/5610-arapahoe-ave/): newest permit Apr 6, 2026 - [5589 Arapahoe Ave](https://nearbypermits.com/boulder/address/5589-arapahoe-ave/): newest permit Apr 24, 2025 - [5620 Arapahoe Ave](https://nearbypermits.com/boulder/address/5620-arapahoe-ave/): newest permit Apr 6, 2026 - [5585 Arapahoe Ave](https://nearbypermits.com/boulder/address/5585-arapahoe-ave/): newest permit Feb 23, 2026 - [5630 Arapahoe Ave](https://nearbypermits.com/boulder/address/5630-arapahoe-ave/): newest permit Apr 6, 2026 - [5637 Arapahoe Ave](https://nearbypermits.com/boulder/address/5637-arapahoe-ave/): newest permit Dec 16, 2025 - [5640 Arapahoe Ave](https://nearbypermits.com/boulder/address/5640-arapahoe-ave/): newest permit Apr 6, 2026 - [5675 Arapahoe Ave](https://nearbypermits.com/boulder/address/5675-arapahoe-ave/): newest permit Sep 4, 2026 - [5495 Arapahoe Ave](https://nearbypermits.com/boulder/address/5495-arapahoe-ave/): newest permit Jun 15, 2026 - [5721 Arapahoe Ave](https://nearbypermits.com/boulder/address/5721-arapahoe-ave/): newest permit Feb 4, 2025 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-12 03:28 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 19 permits at this address: https://nearbypermits.com/boulder/address/5603-arapahoe-ave/