2831 20th St

Boulder, CO 80304

Four permits on record here. The newest, Dec 18, 2024: 18 Seer Cold Climate Heat Pump. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

1. 18 Seer Cold Climate Heat Pump

   Mechanical (HVAC)
   Dec 18, 2024$10,500
2. Installation of a replacement 80%

   Mechanical (HVAC)
   Feb 15, 2019$5,500
3. Total tear off and reroof of existing single family dwelling

   Roofing
   May 21, 2009$7,050
4. Detached storage shed in rear yard the original general permit number is 93889

   New building
   Nov 30, 1993$2,000

• 2840 20th St newest permit Jun 24, 2026
• 2810 20th St newest permit Jan 13, 2026
• 2800 20th St newest permit Jun 25, 2025
• 2940 20th St newest permit Jan 7, 2026
• 2980 20th St newest permit Jan 6, 2025
• 3110 20th St newest permit Jul 28, 2025
• 3115 20th St newest permit Dec 16, 2025
• 3125 20th St newest permit Jun 13, 2025
• 3145 20th St newest permit Sep 18, 2026
• 3210 20th St newest permit Jun 15, 2026

Boulder Planning and Development Services updated its data Oct 6, 2026. We checked it Oct 6, 13:14 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.

For agents and scripts: This page as Markdown · JSON · Nearby as JSON · MCP tool permits_near