# Building permits at 505 S 43rd St, Boulder, CO

10 permits on record here. The newest, May 19, 2025: VOID- 180 Days no activity install one egress window. 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 |
|---|---|---|---|---|
| May 19, 2025 | Alteration or repair | VOID- 180 Days no activity install one egress window | $4,000 | [BLD-SFD2025-00151](https://nearbypermits.com/boulder/permit/BLD-SFD2025-00151/) |
| Jan 20, 2022 | Alteration or repair | Replacement of basement bedroom egress window to code. Approximately 10sf is in scope as a bigger well will be dug to accommodate the new size. The bedroom is approximately 110 sf. New window size is 30" in width and 48" height and the bottom will start 39" from the floor | $4,000 | [BLD-SFD2021-00581](https://nearbypermits.com/boulder/permit/BLD-SFD2021-00581/) |
| Feb 5, 2021 | Mechanical (HVAC) | *Removing and replacing old system - new system includes 16 seer/2.5 ton AC and 80% Eff/ 90K BTU furnace | $10,275 | [MEC2020-00582](https://nearbypermits.com/boulder/permit/MEC2020-00582/) |
| Jul 11, 2016 | Fence, wall or deck | FENCE PERMIT-Install 142 lin. ft. of 7' tall cedar fencing. | $4,576 | [PMT2016-03164-FEN](https://nearbypermits.com/boulder/permit/PMT2016-03164-FEN/) |
| Aug 18, 2006 | Plumbing | Plumbing permit to replace existing plumbing fixtures in kitchen and bathrooms. No new fixtures. | $2,500 | [PMT2006-03435-PLB](https://nearbypermits.com/boulder/permit/PMT2006-03435-PLB/) |
| Aug 17, 2006 | Plumbing | Electrical and plumbing permit for installation of sump pump and other electrical work. Also includes minor concrete work at sump location. | $1,000 | [PMT2006-03409-PLB](https://nearbypermits.com/boulder/permit/PMT2006-03409-PLB/) |
| Aug 17, 2006 | Mechanical (HVAC) | Electrical and plumbing permit for installation of sump pump and other electrical work. Also includes minor concrete work at sump location. | Not listed | [PMT2006-03409-MEC](https://nearbypermits.com/boulder/permit/PMT2006-03409-MEC/) |
| Aug 17, 2006 | Electrical | Electrical and plumbing permit for installation of sump pump and other electrical work. Also includes minor concrete work at sump location. | $400 | [PMT2006-03409-ELE](https://nearbypermits.com/boulder/permit/PMT2006-03409-ELE/) |
| Aug 17, 2006 | Alteration or repair | Electrical and plumbing permit for installation of sump pump and other electrical work. Also includes minor concrete work at sump location. | Not listed | [PMT2006-03409](https://nearbypermits.com/boulder/permit/PMT2006-03409/) |
| Nov 10, 2005 | Roofing | Roofing permit: total tear-off and overlay of a single family detached dwelling, 20 squares, dimensional shingles, 3.2/12 pitch | $3,289 | [PMT2005-04123-RFG](https://nearbypermits.com/boulder/permit/PMT2005-04123-RFG/) |

## 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 43rd St with permits, nearest house number first:

- [510 S 43rd St](https://nearbypermits.com/boulder/address/510-s-43rd-st/): newest permit Jun 22, 2026
- [520 S 43rd St](https://nearbypermits.com/boulder/address/520-s-43rd-st/): newest permit Jun 30, 2026
- [530 S 43rd St](https://nearbypermits.com/boulder/address/530-s-43rd-st/): newest permit Aug 29, 2025
- [540 S 43rd St](https://nearbypermits.com/boulder/address/540-s-43rd-st/): newest permit Sep 26, 2025
- [545 S 43rd St](https://nearbypermits.com/boulder/address/545-s-43rd-st/): newest permit Sep 2, 2025
- [555 S 43rd St](https://nearbypermits.com/boulder/address/555-s-43rd-st/): newest permit Nov 12, 2024
- [440 S 43rd St](https://nearbypermits.com/boulder/address/440-s-43rd-st/): newest permit Oct 21, 2024
- [435 S 43rd St](https://nearbypermits.com/boulder/address/435-s-43rd-st/): newest permit Sep 14, 2026
- [420 S 43rd St](https://nearbypermits.com/boulder/address/420-s-43rd-st/): newest permit Jul 23, 2026
- [415 S 43rd St](https://nearbypermits.com/boulder/address/415-s-43rd-st/): newest permit May 2, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-09 19:48 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 10 permits at this address: https://nearbypermits.com/boulder/address/505-s-43rd-st/