# Building permits at 3335 Darley Ave, Boulder, CO

Three permits on record here. The newest, Aug 5, 2025: Replacement of 40-gallon, gas water heater. 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 |
|---|---|---|---|---|
| Aug 5, 2025 | Mechanical (HVAC) | Replacement of 40-gallon, gas water heater. All new plastic glued vents for fuel burning appliances must undergo pressure testing. To facilitate the inspection process, please provide photographic evidence of the pressure test directly to the assigned inspector on the day the rough mechanical inspec | $2,000 | [MEC2025-01243](https://nearbypermits.com/boulder/permit/MEC2025-01243/) |
| Jul 8, 2025 | Mechanical (HVAC) | Installation of new AC/Heat Pump and circuit Equipment to be installed: American Standard Heat Pump - 3 Ton - TWO STAGE 16 SEER2 | $8,720 | [MEC2025-01058](https://nearbypermits.com/boulder/permit/MEC2025-01058/) |
| Mar 18, 2020 | Roofing | *Total tear odd and reroof, dimensional shingles, 20 squares, 4:12 pitch. | $9,403 | [RFG2020-00153](https://nearbypermits.com/boulder/permit/RFG2020-00153/) |

## More on this street

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

- [3295 Darley Ave](https://nearbypermits.com/boulder/address/3295-darley-ave/): newest permit Sep 8, 2026
- [3210 Darley Ave](https://nearbypermits.com/boulder/address/3210-darley-ave/): newest permit Jun 23, 2026
- [3505 Darley Ave](https://nearbypermits.com/boulder/address/3505-darley-ave/): newest permit Apr 1, 2026
- [3555 Darley Ave](https://nearbypermits.com/boulder/address/3555-darley-ave/): newest permit May 5, 2025
- [3095 Darley Ave](https://nearbypermits.com/boulder/address/3095-darley-ave/): newest permit Jun 30, 2026
- [2995 Darley Ave](https://nearbypermits.com/boulder/address/2995-darley-ave/): newest permit Mar 18, 2025
- [3705 Darley Ave](https://nearbypermits.com/boulder/address/3705-darley-ave/): newest permit Aug 25, 2026
- [3710 Darley Ave](https://nearbypermits.com/boulder/address/3710-darley-ave/): newest permit Jun 15, 2026
- [2935 Darley Ave](https://nearbypermits.com/boulder/address/2935-darley-ave/): newest permit May 19, 2026
- [2915 Darley Ave](https://nearbypermits.com/boulder/address/2915-darley-ave/): newest permit Nov 25, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 10:20 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 3 permits at this address: https://nearbypermits.com/boulder/address/3335-darley-ave/