# Building permits at 5486 Seneca Pl, Boulder, CO 15 permits on record here. The newest, Nov 26, 2025: Installation of a 4 Ton Mitsubishi Cold Climate Heat Pump System. 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 | |---|---|---|---|---| | Nov 26, 2025 | Mechanical (HVAC) | Installation of a 4 Ton Mitsubishi Cold Climate Heat Pump System. Condenser Model# PUZ-AK48NLHZ, AHU Model# PVA-AA48NL. Electrical Scope will be as follows: 40A Fuse down from existing 50A circuit and GFCI Service Outlet to service Heat Pump. | $23,163 | [MEC2025-02124](https://nearbypermits.com/boulder/permit/MEC2025-02124/) | | Jun 22, 2022 | Roofing | Total tear-off & reroof of SFD, 23 squares of dimensional shingles on a pitch represented as 4/12. All roof materials shall be installed per manufacturer?s specs. Mid-roof inspection required if pitch is less than 4/12. | $23,224 | [RFG2022-00556](https://nearbypermits.com/boulder/permit/RFG2022-00556/) | | Jun 20, 2012 | Fence, wall or deck | Installation of cedar and chain link fence along rear property line. Fence to be 6-feet in height, 75-feet in length. | $1,300 | [PMT2012-02675-FEN](https://nearbypermits.com/boulder/permit/PMT2012-02675-FEN/) | | Oct 29, 2008 | Alteration or repair | Construction of 5' x 10' porch over existing patio. | $1,000 | [PMT2008-04778](https://nearbypermits.com/boulder/permit/PMT2008-04778/) | | Mar 9, 2007 | Electrical | 42 SF addition to existing SFD for expansion of dining room. No nw plumbing fixtures. | $500 | [PMT2007-00686-ELE](https://nearbypermits.com/boulder/permit/PMT2007-00686-ELE/) | | Mar 9, 2007 | Addition | 42 SF addition to existing SFD for expansion of dining room. No nw plumbing fixtures. | $4,680 | [PMT2007-00686](https://nearbypermits.com/boulder/permit/PMT2007-00686/) | | Mar 1, 2007 | Mechanical (HVAC) | Add new gas fireplace | $1,500 | [PMT2007-00687-MEC](https://nearbypermits.com/boulder/permit/PMT2007-00687-MEC/) | | Dec 27, 2006 | New building | Deck off of house with 2 levels, 600 sf. | $11,454 | [PMT2006-05338](https://nearbypermits.com/boulder/permit/PMT2006-05338/) | | Feb 21, 2001 | Alteration or repair | Owner to drywall existing insulated walls in basement. Insulation and electric was installed as part of addition in 1994 - permit number 947159. | $1,000 | [PMT2001-00586](https://nearbypermits.com/boulder/permit/PMT2001-00586/) | | Feb 1, 2000 | Mechanical (HVAC) | gas log insert | $300 | [PMT2000-00484-MEC](https://nearbypermits.com/boulder/permit/PMT2000-00484-MEC/) | | Sep 23, 1994 | Plumbing | Addition - 2 story - family room, bedroom and bathroom. Combines electrical #947308 (Temp Const Power), electrical #947160, mechanical #947162, and plumbing #947161 with General Permit. | $2,000 | [PMT1994-07159-PLB](https://nearbypermits.com/boulder/permit/PMT1994-07159-PLB/) | | Sep 23, 1994 | Mechanical (HVAC) | Addition - 2 story - family room, bedroom and bathroom. Combines electrical #947308 (Temp Const Power), electrical #947160, mechanical #947162, and plumbing #947161 with General Permit. | $1,000 | [PMT1994-07159-MEC](https://nearbypermits.com/boulder/permit/PMT1994-07159-MEC/) | | Sep 23, 1994 | Electrical | Addition - 2 story - family room, bedroom and bathroom. Combines electrical #947308 (Temp Const Power), electrical #947160, mechanical #947162, and plumbing #947161 with General Permit. | $2,000 | [PMT1994-07159-ELE](https://nearbypermits.com/boulder/permit/PMT1994-07159-ELE/) | | Sep 23, 1994 | Addition | Addition - 2 story - family room, bedroom and bathroom. Combines electrical #947308 (Temp Const Power), electrical #947160, mechanical #947162, and plumbing #947161 with General Permit. | $50,000 | [PMT1994-07159](https://nearbypermits.com/boulder/permit/PMT1994-07159/) | | Sep 15, 1994 | Alteration or repair | Replace siding the original general permit number is 946972. | $1,000 | [PMT1994-06972](https://nearbypermits.com/boulder/permit/PMT1994-06972/) | ## More on this street Other addresses on Seneca Pl with permits, nearest house number first: - [5479 Seneca Pl](https://nearbypermits.com/boulder/address/5479-seneca-pl/): newest permit Dec 2, 2025 - [5499 Seneca Pl](https://nearbypermits.com/boulder/address/5499-seneca-pl/): newest permit May 18, 2026 - [5466 Seneca Pl](https://nearbypermits.com/boulder/address/5466-seneca-pl/): newest permit May 14, 2025 - [5459 Seneca Pl](https://nearbypermits.com/boulder/address/5459-seneca-pl/): newest permit Jul 8, 2026 - [5446 Seneca Pl](https://nearbypermits.com/boulder/address/5446-seneca-pl/): newest permit Jan 5, 2026 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 02:38 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 15 permits at this address: https://nearbypermits.com/boulder/address/5486-seneca-pl/