4450 Grinnell Ave
Boulder, CO 80305
- At this address
- 5 permits on record. Newest issued Jun 16, 2025: VOID- 180+ days without inspection Wall bracing and spall repair for a…
- Within ¼ mile
- Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.
Here5 permits · 4450 Grinnell Ave
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VOID- 180+ days without inspection Wall bracing and spall repair for a basement foundation wall of a single…Alteration or repairJun 16, 2025$10,500
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360 Sq Ft. gabled roof patio coverAlteration or repairOct 16, 2024$45,000
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200 amp overhead service changeElectricalJul 29, 2024$4,400
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VOID-180 days no activity Replacement of a 50 gallon water heaterMechanical (HVAC)Nov 15, 2022$2,500
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Aug 10, 2009$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 streetGrinnell Ave · 3 other addresses with permits
- 4430 Grinnell Ave newest permit Sep 3, 2026
- 4497 Grinnell Ave newest permit Oct 27, 2025
- 4395 Grinnell Ave newest permit Jun 25, 2026
Boulder Planning and Development Services updated its data Oct 8, 2026. We checked it Oct 8, 22:50 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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