# Building permits at 3145 Denton Ave, Boulder, CO

Six permits on record here. The newest, Jun 20, 2025: Total tear-off & reroof of SFD. 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 |
|---|---|---|---|---|
| Jun 20, 2025 | Roofing | Total tear-off & reroof of SFD, 12 squares of dimensional shingles on a pitch represented as 4/12. All roof materials shall be installed per manufacturer?s specs. 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).  | $5,955 | [RFG2025-00410](https://nearbypermits.com/boulder/permit/RFG2025-00410/) |
| Oct 18, 2018 | Alteration or repair | Installation of 13 helical piers to stabilize foundation on portion of the south, west, and portion of the north foundation. | $13,450 | [BLD-SFD2018-00316](https://nearbypermits.com/boulder/permit/BLD-SFD2018-00316/) |
| Mar 19, 2009 | Mechanical (HVAC) | Replacement 50,000 BTU forced air furnace in single family residential. | $2,500 | [PMT2009-00908-MEC](https://nearbypermits.com/boulder/permit/PMT2009-00908-MEC/) |
| Apr 2, 2008 | Roofing | Total tear off and overlay of existing SFD roof. 14.3 squares, pitch 5/12. Oakridge 30-yr. | $3,114 | [PMT2008-01230-RFG](https://nearbypermits.com/boulder/permit/PMT2008-01230-RFG/) |
| Jan 7, 2004 | Fence, wall or deck | Replace cedar privacy fence, 6-feet in height along rear and west side yard of single-family residence. | $1,400 | [PMT2004-00043-FEN](https://nearbypermits.com/boulder/permit/PMT2004-00043-FEN/) |
| Jan 17, 1990 | Mechanical (HVAC) | Mechanical replace wtr htr | $360 | [PMT1990-P7887-MEC](https://nearbypermits.com/boulder/permit/PMT1990-P7887-MEC/) |

## More on this street

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

- [3125 Denton Ave](https://nearbypermits.com/boulder/address/3125-denton-ave/): newest permit Sep 30, 2026
- [3000 Denton Ave](https://nearbypermits.com/boulder/address/3000-denton-ave/): newest permit Apr 27, 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 00:29 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/3145-denton-ave/