# Building permits at 2850 Iris Ave, Boulder, CO

One permit here in the last two years. The newest, Oct 24, 2025: Install a new 4. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Oct 24, 2025 | Fire systems | Install a new 4? Double Check Backflow Assembly on the wet fire protection supply line per Boulder Water request. Install 2 Pressure gauge setups (1 Supply and 1 System) Install one 2 1/2'? hose valve for forward flow. (Fsn13) (bfp) | $7,360 | [FIR2025-00398](https://nearbypermits.com/boulder/permit/FIR2025-00398/) |

## More on this street

Other addresses on Iris Ave with permits, nearest house number first:

- [2801 Iris Ave](https://nearbypermits.com/boulder/address/2801-iris-ave/): newest permit Apr 25, 2025
- [2795 Iris Ave](https://nearbypermits.com/boulder/address/2795-iris-ave/): newest permit Jan 13, 2025
- [2789 Iris Ave](https://nearbypermits.com/boulder/address/2789-iris-ave/): newest permit Jul 8, 2026
- [2972 Iris Ave](https://nearbypermits.com/boulder/address/2972-iris-ave/): newest permit Nov 19, 2024
- [2709 Iris Ave](https://nearbypermits.com/boulder/address/2709-iris-ave/): newest permit Jul 9, 2026
- [2650 Iris Ave](https://nearbypermits.com/boulder/address/2650-iris-ave/): newest permit Oct 28, 2024
- [2610 Iris Ave 202](https://nearbypermits.com/boulder/address/2610-iris-ave-202/): newest permit Jan 22, 2026
- [3107 Iris Ave](https://nearbypermits.com/boulder/address/3107-iris-ave/): newest permit Jul 21, 2026
- [3150 Iris Ave](https://nearbypermits.com/boulder/address/3150-iris-ave/): newest permit Mar 7, 2025
- [3240 Iris Ave](https://nearbypermits.com/boulder/address/3240-iris-ave/): newest permit Jun 10, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 17:39 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

The one permit at this address: https://nearbypermits.com/boulder/address/2850-iris-ave/