2521 4th St

Boulder, CO 80304

Five permits on record here. The newest, Jun 23, 2025: Proposing to add a Metal Trellis/Pergola over the upper level deck on Cottage R-7. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

1. Proposing to add a Metal Trellis/Pergola over the upper level deck on Cottage R-7

   Addition
   Jun 23, 2025$55,000
2. Replacing previously permitted upper deck railing with Obscure glass panels

   Alteration or repair
   Jun 23, 2025$20,000
3. New NFPA 13D wet pipe monitored fire sprinkler system on the site of Mapleton Hill redevelopment with…

   Fire systems
   Nov 16, 2023$14,704
4. Install a new voluntary addressable fire alarm system to monitor an NFPA 13D sprinkler system in a…

   Fire systems
   Nov 2, 2023$8,564
5. New construction of a two-bedroom two-story single family home with an attached single-car garage and…

   New building
   Dec 28, 2022$574,531

• 2525 4th St newest permit Aug 28, 2026
• 2529 4th St newest permit Jul 16, 2026
• 2543 4th St newest permit Sep 3, 2025
• 2545 4th St newest permit Aug 19, 2025
• 2436 4th St newest permit Nov 3, 2025
• 2435 4th St newest permit Aug 21, 2026
• 2431 4th St newest permit Dec 16, 2024
• 2429 4th St newest permit Dec 27, 2024
• 2427 4th St newest permit Mar 7, 2025
• 2425 4th St newest permit Mar 28, 2025

Boulder Planning and Development Services updated its data Oct 6, 2026. We checked it Oct 6, 15:08 UTC. See the city's official records.

At this address: every permit the city holds. Nearby: permits from the last two years, from our copy of the city's data.

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