# Building permits at 365 21st St, Boulder, CO

Four permits on record here. The newest, Jun 9, 2025: 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 9, 2025 | Roofing | Total tear-off & reroof of SFD, 22.87 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 than asphalt shingles (regardless of pitch | $6,839 | [RFG2025-00373](https://nearbypermits.com/boulder/permit/RFG2025-00373/) |
| Oct 11, 2018 | Mechanical (HVAC) | *Voided for inactivity due to no inspections performed within 180 days of issuance.*Replacement of existing furnace and AC (80% & 60k BTU,14.75 SEER & 22k BTU) for a single family dwelling. | $4,000 | [MEC2018-01131](https://nearbypermits.com/boulder/permit/MEC2018-01131/) |
| Sep 20, 2000 | Mechanical (HVAC) | Install 3 ton air conditioning | $3,399 | [PMT2000-03476-MEC](https://nearbypermits.com/boulder/permit/PMT2000-03476-MEC/) |
| Nov 9, 1999 | Fence, wall or deck | Erect 7 ft. high x 60 ft. long cedar fence. Update/create date in Landlink is actually 1/19/2000. | $2,195 | [PMT1999-09059-FEN](https://nearbypermits.com/boulder/permit/PMT1999-09059-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 21st St with permits, nearest house number first:

- [303 21st St](https://nearbypermits.com/boulder/address/303-21st-st/): newest permit Nov 6, 2024
- [2225 21st St](https://nearbypermits.com/boulder/address/2225-21st-st/): newest permit Apr 9, 2026
- [2327 21st St](https://nearbypermits.com/boulder/address/2327-21st-st/): newest permit Aug 25, 2026
- [2820 21st St](https://nearbypermits.com/boulder/address/2820-21st-st/): newest permit Jul 28, 2026
- [2860 21st St](https://nearbypermits.com/boulder/address/2860-21st-st/): newest permit Aug 18, 2026
- [2881 21st St](https://nearbypermits.com/boulder/address/2881-21st-st/): newest permit Sep 23, 2026
- [2921 21st St](https://nearbypermits.com/boulder/address/2921-21st-st/): newest permit Oct 7, 2025
- [2941 21st St](https://nearbypermits.com/boulder/address/2941-21st-st/): newest permit Nov 18, 2025
- [2980 21st St](https://nearbypermits.com/boulder/address/2980-21st-st/): newest permit Jul 20, 2026
- [3621 21st St](https://nearbypermits.com/boulder/address/3621-21st-st/): newest permit Jun 24, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 14:26 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 4 permits at this address: https://nearbypermits.com/boulder/address/365-21st-st/