18 S 31st St
Boulder, CO 80305
One permit on record here. The newest, Oct 7, 2025: Voided for inactivity - no inspection within 180 days Boiler replacement All new plastic glued vents for fuel. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.
Here1 permit · 18 S 31st St
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Voided for inactivity - no inspection within 180 days Boiler replacement All new plastic glued vents for fuel…Mechanical (HVAC)Oct 7, 2025$19,800
Zoning requests nearbynot published by Boulder
We don't list zoning cases for Boulder yet. Look them up on the city's Board of Zoning Adjustment page.
More on this streetS 31st St · 7 other addresses with permits
- 50 S 31st St newest permit Oct 7, 2025
- 70 S 31st St newest permit Jul 8, 2025
- 90 S 31st St newest permit Dec 10, 2025
- 105 S 31st St newest permit Apr 9, 2026
- 120 S 31st St newest permit Sep 15, 2026
- 170 S 31st St newest permit Aug 4, 2026
- 180 S 31st St newest permit Jun 9, 2026
Boulder Planning and Development Services updated its data Oct 8, 2026. We checked it Oct 8, 15:54 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