# Building permits at 541 Iris Ave, Boulder, CO

Two permits here in the last two years. The newest, Oct 21, 2025: Mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other than asphalt. 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 21, 2025 | Roofing | Mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other than asphalt shingles (regardless of pitch). For roof/attic assemblies requiring 1/150 ventilation, include a calculation detailing the quantity of intake and exhaust vents demonstrating 1/150 venting ratio c | $10,546 | [RFG2025-00836](https://nearbypermits.com/boulder/permit/RFG2025-00836/) |
| May 6, 2025 | Mechanical (HVAC) | install replacement 96% 90k btu furnace | $6,298 | [MEC2025-00707](https://nearbypermits.com/boulder/permit/MEC2025-00707/) |

## More on this street

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

- [521 Iris Ave](https://nearbypermits.com/boulder/address/521-iris-ave/): newest permit Sep 2, 2026
- [620 Iris Ave](https://nearbypermits.com/boulder/address/620-iris-ave/): newest permit May 15, 2026
- [625 Iris Ave](https://nearbypermits.com/boulder/address/625-iris-ave/): newest permit Sep 4, 2025
- [630 Iris Ave](https://nearbypermits.com/boulder/address/630-iris-ave/): newest permit Jan 2, 2026
- [655 Iris Ave](https://nearbypermits.com/boulder/address/655-iris-ave/): newest permit Oct 24, 2025
- [425 Iris Ave](https://nearbypermits.com/boulder/address/425-iris-ave/): newest permit May 27, 2025
- [420 Iris Ave](https://nearbypermits.com/boulder/address/420-iris-ave/): newest permit Jun 23, 2026
- [410 Iris Ave](https://nearbypermits.com/boulder/address/410-iris-ave/): newest permit Mar 18, 2026
- [675 Iris Ave](https://nearbypermits.com/boulder/address/675-iris-ave/): newest permit Dec 15, 2025
- [405 Iris Ave](https://nearbypermits.com/boulder/address/405-iris-ave/): newest permit Jan 30, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 14:39 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Both permits at this address: https://nearbypermits.com/boulder/address/541-iris-ave/