# Building permits at 1615 4th St, Boulder, CO

Six permits on record here. The newest, Aug 17: Installation of a 3 Ton dual-fuel cased coil w/ outdoor heat pump unit. 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 17, 2026 | Mechanical (HVAC) | Installation of a 3 Ton dual-fuel cased coil w/ outdoor heat pump unit. Condenser #PUZ-AK36NLHZ, dual-fuel coil #PAA-CA36NL. 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  | $16,700 | [MEC2026-01466](https://nearbypermits.com/boulder/permit/MEC2026-01466/) |
| Jun 3, 2022 | Mechanical (HVAC) | Replacing with a new Bradford White 50 Gallon Water Heater | $4,484 | [MEC2022-01050](https://nearbypermits.com/boulder/permit/MEC2022-01050/) |
| Dec 20, 2017 | Electrical | Installation of a new, flush-mounted, grid-tied, 5.525 kW DC photovoltaic system, utilizing single-phase inverters for rapid shut down, on an existing single-family dwelling. Installation per Tesla Engineer's specifications. No structural reinforcement proposed. | $7,514 | [PMT2017-05599-ELE](https://nearbypermits.com/boulder/permit/PMT2017-05599-ELE/) |
| Apr 6, 2015 | Roofing | Remove existing shingles and re-roof residence with dimensional shingles. 36 sqaures, roof pitch represented by contractor to be 20:12 and 12:12 pitches. | $18,000 | [PMT2015-01203-RFG](https://nearbypermits.com/boulder/permit/PMT2015-01203-RFG/) |
| Dec 12, 2000 | Mechanical (HVAC) | Install gas log fireplace. | $985 | [PMT2000-04982-MEC](https://nearbypermits.com/boulder/permit/PMT2000-04982-MEC/) |
| Jan 3, 1991 | New building | 1 Dw un. The original general permit number is r4539. | $131,719 | [PMT1990-R4539](https://nearbypermits.com/boulder/permit/PMT1990-R4539/) |

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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 10:13 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 6 permits at this address: https://nearbypermits.com/boulder/address/1615-4th-st/