# Building permits at 520 S 43rd St, Boulder, CO

Five permits on record here. The newest, Jun 30: 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 |
|---|---|---|---|---|
| Jun 30, 2026 | Roofing | All Structures must be permitted separately Total tear-off & reroof of SFD, 2 squares of dimensional shingles on a pitch represented as 4/12. All roof materials shall be installed per manufacturer?s specs. Mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other th | $10,000 | [RFG2026-00608](https://nearbypermits.com/boulder/permit/RFG2026-00608/) |
| Jan 8, 2018 | Alteration or repair | Modfication of an existing window and well in the basement of a single family dwelling to meet code compliant egress. | $4,608 | [PMT2018-00078](https://nearbypermits.com/boulder/permit/PMT2018-00078/) |
| Nov 7, 2011 | Mechanical (HVAC) | Installation of a replacement gas-fired standard water heater -- no btu laod specified. | $800 | [PMT2011-04855-MEC](https://nearbypermits.com/boulder/permit/PMT2011-04855-MEC/) |
| Mar 21, 2001 | Mechanical (HVAC) | Replace forced air furnace. | $1,550 | [PMT2001-00555-MEC](https://nearbypermits.com/boulder/permit/PMT2001-00555-MEC/) |
| May 30, 1989 | Fence, wall or deck | Fence 6 foot & 2 foot redwood fence | $553 | [PMT1989-P2857-FEN](https://nearbypermits.com/boulder/permit/PMT1989-P2857-FEN/) |

## 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
- [530 S 43rd St](https://nearbypermits.com/boulder/address/530-s-43rd-st/): newest permit Aug 29, 2025
- [505 S 43rd St](https://nearbypermits.com/boulder/address/505-s-43rd-st/): newest permit May 19, 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
- [620 S 43rd St](https://nearbypermits.com/boulder/address/620-s-43rd-st/): newest permit Oct 20, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 14:42 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 5 permits at this address: https://nearbypermits.com/boulder/address/520-s-43rd-st/