3110 20th St

Boulder, CO 80304

One permit here in the last two years. The newest, Jul 28, 2025: VOID-180 Days no activity Replacement furnace and heat pump replacing air conditioner. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

The city's data portal didn't answer in time. "Here" shows our copy of the last two years, which we checked 2026-10-07 16:05 UTC. Data status

1. VOID-180 Days no activity Replacement furnace and heat pump replacing air conditioner

   Mechanical (HVAC)
   Jul 28, 2025$16,403

• 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
• 2980 20th St newest permit Jan 6, 2025
• 3260 20th St newest permit Mar 14, 2025
• 2940 20th St newest permit Jan 7, 2026
• 2840 20th St newest permit Oct 6, 2026
• 2831 20th St newest permit Dec 18, 2024
• 2810 20th St newest permit Jan 13, 2026

Boulder Planning and Development Services updated its data Oct 7, 2026. We checked it Oct 7, 16:05 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