# Building permits at 3166 8th St, Boulder, CO 15 permits on record here. The newest, Dec 3, 2024: Replacement furnace and new steam humidifier. 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 | |---|---|---|---|---| | Dec 3, 2024 | Mechanical (HVAC) | Replacement furnace and new steam humidifier. Lennox Signature Variable Capacity Furnace - 70,000 BTU maximum capacity, 99% AFUE. | $8,182 | [MEC2024-01813](https://nearbypermits.com/boulder/permit/MEC2024-01813/) | | Jan 3, 2019 | Mechanical (HVAC) | *Installation of a replacement 45k BTU, 95% efficient, Armstrong forced air furnace. Installation per manufacturer's specifications. | $4,692 | [MEC2018-01614](https://nearbypermits.com/boulder/permit/MEC2018-01614/) | | Nov 19, 2018 | Plumbing | Reduction of 32 SF to accessory structure and relocation of half bath. | $3,000 | [PLB2018-00166](https://nearbypermits.com/boulder/permit/PLB2018-00166/) | | Nov 19, 2018 | Mechanical (HVAC) | Reduction of 32 SF to accessory structure and relocation of half bath. | $1,500 | [MEC2018-00361](https://nearbypermits.com/boulder/permit/MEC2018-00361/) | | Nov 19, 2018 | Electrical | Reduction of 32 SF to accessory structure and relocation of half bath. | $3,000 | [ELE2018-00302](https://nearbypermits.com/boulder/permit/ELE2018-00302/) | | Nov 19, 2018 | Alteration or repair | Reduction of 32 SF to accessory structure and relocation of half bath. | $82,512 | [BLD-ACC2018-00043](https://nearbypermits.com/boulder/permit/BLD-ACC2018-00043/) | | Jul 2, 2018 | Plumbing | Addition and remodel to a single family detached dwelling. Additions scope to include a one story master bedroom additon over a crawl space on the east (rear) side, below grade stairs to the lower level in the rear, an expansion of the lower level into an existing crawl space for relocation of a sta | $10,000 | [PMT2018-00605-PLB](https://nearbypermits.com/boulder/permit/PMT2018-00605-PLB/) | | Jul 2, 2018 | Mechanical (HVAC) | Addition and remodel to a single family detached dwelling. Additions scope to include a one story master bedroom additon over a crawl space on the east (rear) side, below grade stairs to the lower level in the rear, an expansion of the lower level into an existing crawl space for relocation of a sta | $4,000 | [PMT2018-00605-MEC](https://nearbypermits.com/boulder/permit/PMT2018-00605-MEC/) | | Jul 2, 2018 | Electrical | Addition and remodel to a single family detached dwelling. Additions scope to include a one story master bedroom additon over a crawl space on the east (rear) side, below grade stairs to the lower level in the rear, an expansion of the lower level into an existing crawl space for relocation of a sta | $10,000 | [PMT2018-00605-ELE](https://nearbypermits.com/boulder/permit/PMT2018-00605-ELE/) | | Jul 2, 2018 | Addition | Addition & remodel to SFD. Addition to include a 1-story master bedroom addition over a crawlspace on the east (rear) side, below grade stairs to the lower level in the rear, an expansion of the lower level into existing crawlspace for relocation of a stairway & an a covered front porch entry additi | $258,205 | [PMT2018-00605](https://nearbypermits.com/boulder/permit/PMT2018-00605/) | | Jun 27, 2018 | Fence, wall or deck | 7' tall fence for 42' lineal feet around deck.. | $500 | [FEN2018-00016](https://nearbypermits.com/boulder/permit/FEN2018-00016/) | | Jun 6, 2018 | Demolition | * Voided for inactivity due to no inspections performed within 180 days of issuance.*Interior non-structural demolition; the thermal envelope cannot be touched during this demo, and no exterior work approved.. | Not listed | [DEM2018-00024](https://nearbypermits.com/boulder/permit/DEM2018-00024/) | | May 29, 2018 | Electrical | | Not listed | [ELE2018-00286](https://nearbypermits.com/boulder/permit/ELE2018-00286/) | | Oct 24, 2012 | Alteration or repair | Foundation repair/stabilization. Insert 2 helical piers at southwest corner of front projection of single-family residence. | $5,000 | [PMT2012-05171](https://nearbypermits.com/boulder/permit/PMT2012-05171/) | | Nov 9, 2009 | Mechanical (HVAC) | Replacement Forced Air Furnace | $3,566 | [PMT2009-20235-MEC](https://nearbypermits.com/boulder/permit/PMT2009-20235-MEC/) | ## More on this street Other addresses on 8th St with permits, nearest house number first: - [3176 8th St](https://nearbypermits.com/boulder/address/3176-8th-st/): newest permit Jul 21, 2025 - [3147 8th St](https://nearbypermits.com/boulder/address/3147-8th-st/): newest permit Sep 4, 2026 - [3186 8th St](https://nearbypermits.com/boulder/address/3186-8th-st/): newest permit Oct 2, 2026 - [3143 8th St](https://nearbypermits.com/boulder/address/3143-8th-st/): newest permit Jul 23, 2026 - [3135 8th St](https://nearbypermits.com/boulder/address/3135-8th-st/): newest permit Jun 3, 2025 - [3132 8th St](https://nearbypermits.com/boulder/address/3132-8th-st/): newest permit Jul 1, 2025 - [3236 8th St](https://nearbypermits.com/boulder/address/3236-8th-st/): newest permit Jun 5, 2026 - [3093 8th St](https://nearbypermits.com/boulder/address/3093-8th-st/): newest permit Sep 3, 2026 - [3239 8th St](https://nearbypermits.com/boulder/address/3239-8th-st/): newest permit Apr 1, 2026 - [3083 8th St](https://nearbypermits.com/boulder/address/3083-8th-st/): newest permit Nov 6, 2025 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 12:16 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/3166-8th-st/