# Building permits at 365 S 42nd St, Boulder, CO

Eight permits on record here. The newest, Dec 16, 2025: VOID-180 Days no activity Replace main panel & upgrade service (100->200A). 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 16, 2025 | Electrical | VOID-180 Days no activity Replace main panel & upgrade service (100->200A) | $11,000 | [ELE2025-01337](https://nearbypermits.com/boulder/permit/ELE2025-01337/) |
| Jul 17, 2023 | Mechanical (HVAC) | *Voided for inactivity - no inspections within 180 days* Replace furnace & Add AC - new 90K BTU 80% furnace & new 2.5 Ton 17 SEER1 AC system [with new electrical] | $19,500 | [MEC2023-01039](https://nearbypermits.com/boulder/permit/MEC2023-01039/) |
| Mar 20, 2015 | Roofing | Total tear off and re-roof, SFD, dimensional shingles, 21 squares, contractor indicates 4/12 pitch. | $7,215 | [PMT2015-00953-RFG](https://nearbypermits.com/boulder/permit/PMT2015-00953-RFG/) |
| Dec 16, 2013 | Plumbing | Interior, non-structural remodel to address water damage in basement of SFD. Scope of work includes replacement of dividing walls (framing and drywall), and all associated MEPs (including rewire and replacement of lighting fixtures, gas piping for new location of drier, reconfiguration of water pipi | $1,300 | [PMT2013-07018-PLB](https://nearbypermits.com/boulder/permit/PMT2013-07018-PLB/) |
| Dec 16, 2013 | Mechanical (HVAC) | Interior, non-structural remodel to address water damage in basement of SFD. Scope of work includes replacement of dividing walls (framing and drywall), and all associated MEPs (including rewire and replacement of lighting fixtures, gas piping for new location of drier, reconfiguration of water pipi | $400 | [PMT2013-07018-MEC](https://nearbypermits.com/boulder/permit/PMT2013-07018-MEC/) |
| Dec 16, 2013 | Electrical | Interior, non-structural remodel to address water damage in basement of SFD. Scope of work includes replacement of dividing walls (framing and drywall), and all associated MEPs (including rewire and replacement of lighting fixtures, gas piping for new location of drier, reconfiguration of water pipi | $1,000 | [PMT2013-07018-ELE](https://nearbypermits.com/boulder/permit/PMT2013-07018-ELE/) |
| Dec 16, 2013 | Alteration or repair | Interior, non-structural remodel to address water damage in basement of SFD. Scope of work includes replacement of dividing walls (framing and drywall), and all associated MEPs (including rewire and replacement of lighting fixtures, gas piping for new location of drier, reconfiguration of water pipi | $42,376 | [PMT2013-07018](https://nearbypermits.com/boulder/permit/PMT2013-07018/) |
| May 15, 1998 | Alteration or repair | Egress window the original general permit number is 983096. | $1,000 | [PMT1998-03096](https://nearbypermits.com/boulder/permit/PMT1998-03096/) |

## Zoning requests nearby

We don't list zoning cases for Boulder yet. Look them up on the city's Board of Zoning Adjustment page: https://bouldercolorado.gov/government/board-commission/board-zoning-adjustment

## More on this street

Other addresses on S 42nd St with permits, nearest house number first:

- [360 S 42nd St](https://nearbypermits.com/boulder/address/360-s-42nd-st/): newest permit Jun 2, 2026
- [375 S 42nd St](https://nearbypermits.com/boulder/address/375-s-42nd-st/): newest permit May 15, 2026
- [345 S 42nd St](https://nearbypermits.com/boulder/address/345-s-42nd-st/): newest permit May 8, 2026
- [420 S 42nd St](https://nearbypermits.com/boulder/address/420-s-42nd-st/): newest permit Mar 4, 2025
- [425 S 42nd St](https://nearbypermits.com/boulder/address/425-s-42nd-st/): newest permit Oct 24, 2025
- [430 S 42nd St](https://nearbypermits.com/boulder/address/430-s-42nd-st/): newest permit May 22, 2026
- [520 S 42nd St](https://nearbypermits.com/boulder/address/520-s-42nd-st/): newest permit May 14, 2026
- [530 S 42nd St](https://nearbypermits.com/boulder/address/530-s-42nd-st/): newest permit Mar 17, 2026
- [540 S 42nd St](https://nearbypermits.com/boulder/address/540-s-42nd-st/): newest permit Sep 4, 2026
- [545 S 42nd St](https://nearbypermits.com/boulder/address/545-s-42nd-st/): newest permit Sep 1, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-13 03:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 8 permits at this address: https://nearbypermits.com/boulder/address/365-s-42nd-st/