# Building permits at 4592 Macarthur Ln, Boulder, CO

Two permits on record here. The newest, Jan 15: Furnace replacement. 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 |
|---|---|---|---|---|
| Jan 15, 2026 | Mechanical (HVAC) | Furnace replacement. PLEASE NOTE: APPLICABLE ONLY TO SYSTEMS WITH FUEL BURNING APPLIANCES: 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 i | $4,319 | [MEC2026-00075](https://nearbypermits.com/boulder/permit/MEC2026-00075/) |
| Jun 23, 2025 | Mechanical (HVAC) | New 2 to 1 Mitsubishi heat pump - 20,000 BTU/cooling capacity, 14.3 SEER, 22,000 high heat, 7.9 HSPF. New electrical circuit for condenser. | $8,339 | [MEC2025-00958](https://nearbypermits.com/boulder/permit/MEC2025-00958/) |

## More on this street

Other addresses on Macarthur Ln with permits, nearest house number first:

- [3616 Macarthur Ln](https://nearbypermits.com/boulder/address/3616-macarthur-ln/): newest permit Jul 24, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 20:37 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/4592-macarthur-ln/