# Building permits at 860 Union Ave, Boulder, CO 16 permits on record here. The newest, Sep 21: All Structures must be permitted separately 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 | |---|---|---|---|---| | Sep 21, 2026 | Roofing | All Structures must be permitted separately Total tear-off & reroof of SFD, 37 squares of dimensional shingles on a pitch represented as 9/12. All roof materials shall be installed per manufacturer?s specs. *Existing PV panels to be removed and reattached as originally approved on ELE2022-00641 with | $36,000 | [RFG2026-00827](https://nearbypermits.com/boulder/permit/RFG2026-00827/) | | Jun 21, 2024 | Mechanical (HVAC) | Voided for inactivity - no inspection within 180 days Replace water heater - new 55 gal gas water heater (78MBH/0.61UEF) [like for like replacement] | $6,259 | [MEC2024-00857](https://nearbypermits.com/boulder/permit/MEC2024-00857/) | | May 23, 2024 | Mechanical (HVAC) | Void-inspections not completed within 180 days replace furnace & ac - new 90k btu 80% furnace & 2.5 ton 14 seer ac | $16,586 | [MEC2024-00684](https://nearbypermits.com/boulder/permit/MEC2024-00684/) | | May 18, 2022 | Electrical | Installation of utility interactive photovoltaic solar system and any necessary additional work needed for installation. | $12,992 | [ELE2022-00641](https://nearbypermits.com/boulder/permit/ELE2022-00641/) | | Jan 4, 2021 | Mechanical (HVAC) | *Installing replacement Furnace 100K BTU, 80% AFUE, Like for Like and AC unit,13 SEER, 3 Ton, Like for Like | $11,828 | [MEC2020-02077](https://nearbypermits.com/boulder/permit/MEC2020-02077/) | | Jul 25, 2016 | Plumbing | First-time basement finish for single family detached dwelling. Scope to include finish of one bath (on existing rough-ins), one bedroom, and an open family room. | $2,800 | [PMT2016-03382-PLB](https://nearbypermits.com/boulder/permit/PMT2016-03382-PLB/) | | Jul 25, 2016 | Mechanical (HVAC) | First-time basement finish for single family detached dwelling. Scope to include finish of one bath (on existing rough-ins), one bedroom, and an open family room. | $1,400 | [PMT2016-03382-MEC](https://nearbypermits.com/boulder/permit/PMT2016-03382-MEC/) | | Jul 25, 2016 | Electrical | First-time basement finish for single family detached dwelling. Scope to include finish of one bath (on existing rough-ins), one bedroom, and an open family room. | $3,800 | [PMT2016-03382-ELE](https://nearbypermits.com/boulder/permit/PMT2016-03382-ELE/) | | Jul 25, 2016 | Alteration or repair | First-time basement finish for single family detached dwelling. Scope to include finish of one bath (on existing rough-ins), one bedroom, and an open family room. | $50,688 | [PMT2016-03382](https://nearbypermits.com/boulder/permit/PMT2016-03382/) | | May 1, 2015 | Mechanical (HVAC) | Replacement Forced Air Furnace | $5,700 | [PMT2015-20123-MEC](https://nearbypermits.com/boulder/permit/PMT2015-20123-MEC/) | | Mar 1, 2001 | Plumbing | New two story single family detached dwelling with unfinished basement and attached two car garage. | $6,200 | [PMT2001-00161-PLB](https://nearbypermits.com/boulder/permit/PMT2001-00161-PLB/) | | Mar 1, 2001 | Mechanical (HVAC) | New two story single family detached dwelling with unfinished basement and attached two car garage. | $12,400 | [PMT2001-00161-MEC](https://nearbypermits.com/boulder/permit/PMT2001-00161-MEC/) | | Mar 1, 2001 | Electrical | New two story single family detached dwelling with unfinished basement and attached two car garage. | $9,000 | [PMT2001-00161-ELE](https://nearbypermits.com/boulder/permit/PMT2001-00161-ELE/) | | Mar 1, 2001 | New building | New two story single family detached dwelling with unfinished basement and attached two car garage. | $210,000 | [PMT2001-00161](https://nearbypermits.com/boulder/permit/PMT2001-00161/) | | Jan 31, 2001 | Other | Move single-family residence out of the City of Boulder. | Not listed | [PMT2001-00328-MVG](https://nearbypermits.com/boulder/permit/PMT2001-00328-MVG/) | | Jan 9, 2001 | Electrical | Temporary electric power. | Not listed | [PMT2001-00115-ELE](https://nearbypermits.com/boulder/permit/PMT2001-00115-ELE/) | ## More on this street Other addresses on Union Ave with permits, nearest house number first: - [862 Union Ave](https://nearbypermits.com/boulder/address/862-union-ave/): newest permit Jul 9, 2026 - [855 Union Ave](https://nearbypermits.com/boulder/address/855-union-ave/): newest permit May 7, 2026 - [865 Union Ave](https://nearbypermits.com/boulder/address/865-union-ave/): newest permit Aug 14, 2026 - [840 Union Ave](https://nearbypermits.com/boulder/address/840-union-ave/): newest permit Mar 3, 2026 - [890 Union Ave](https://nearbypermits.com/boulder/address/890-union-ave/): newest permit Mar 18, 2026 - [830 Union Ave](https://nearbypermits.com/boulder/address/830-union-ave/): newest permit Oct 2, 2026 - [906 Union Ave](https://nearbypermits.com/boulder/address/906-union-ave/): newest permit Jul 22, 2025 - [800 Union Ave](https://nearbypermits.com/boulder/address/800-union-ave/): newest permit Feb 3, 2025 - [792 Union Ave](https://nearbypermits.com/boulder/address/792-union-ave/): newest permit Nov 19, 2024 - [933 Union Ave](https://nearbypermits.com/boulder/address/933-union-ave/): newest permit Sep 16, 2026 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 04:50 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 16 permits at this address: https://nearbypermits.com/boulder/address/860-union-ave/