# Building permits at 3445 Penrose Pl, Boulder, CO

Seven permits on record here. The newest, Mar 3: Replacing 40 gallon atmospheric natural gas water heater *In main building PLEASE NOTE: APPLICABLE ONLY TO. 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 |
|---|---|---|---|---|
| Mar 3, 2026 | Mechanical (HVAC) | replacing 40 gallon atmospheric natural gas water heater *In main building 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 ev | $4,500 | [MEC2026-00316](https://nearbypermits.com/boulder/permit/MEC2026-00316/) |
| May 12, 2015 | Roofing | Total tear off and reroof with 4.48 squares of Versico 60 mil EPDM membrane with 1/4 inch securock coverboard and R-30 insulation. | $7,907 | [PMT2015-01802-RFG](https://nearbypermits.com/boulder/permit/PMT2015-01802-RFG/) |
| Aug 13, 2013 | Fire systems | Fs - tf | $275 | [PMT2013-03805-FIR](https://nearbypermits.com/boulder/permit/PMT2013-03805-FIR/) |
| Jan 7, 2013 | Mechanical (HVAC) | Installation of replacement RTU - 2 ton, 16.2 SEER. | $7,628 | [PMT2013-00073-MEC](https://nearbypermits.com/boulder/permit/PMT2013-00073-MEC/) |
| Jan 8, 2010 | Roofing | Total tear off and reroof of existing office building. Certainteed presidential shake asphalt shingle, 94 squares, 5/12 pitch as represented on application. Wood roof covering materials are prohibited except as provided in Section 10-5-5, "Wood Roof Covering Materials Prohibited," B.R.C. 1981, for c | $35,127 | [PMT2010-00036-RFG](https://nearbypermits.com/boulder/permit/PMT2010-00036-RFG/) |
| Oct 26, 2009 | Plumbing | Plumbing Permit - For two (2) new backflow preventers for 1-1/4" domestic and 3" fire service lines. | $1,100 | [PMT2009-04319-PLB](https://nearbypermits.com/boulder/permit/PMT2009-04319-PLB/) |
| Mar 14, 1990 | Alteration or repair | Partition walls. The original general permit number is p8418. | $200 | [PMT1990-P8418](https://nearbypermits.com/boulder/permit/PMT1990-P8418/) |

## More on this street

Other addresses on Penrose Pl with permits, nearest house number first:

- [3450 Penrose Pl 120](https://nearbypermits.com/boulder/address/3450-penrose-pl-120/): newest permit Feb 6, 2026
- [3400 Penrose Pl](https://nearbypermits.com/boulder/address/3400-penrose-pl/): newest permit Jun 3, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 11:58 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 7 permits at this address: https://nearbypermits.com/boulder/address/3445-penrose-pl/