# Building permits at 709 18th St, Boulder, CO

Seven permits on record here. The newest, Mar 16: 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 |
|---|---|---|---|---|
| Mar 16, 2026 | Roofing | All Structures must be permitted separately Total tear-off & reroof of SFD, 17 squares of dimensional shingles on a pitch represented as 5/12. 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 t | $8,500 | [RFG2026-00219](https://nearbypermits.com/boulder/permit/RFG2026-00219/) |
| Aug 21, 2024 | Alteration or repair | Work involves converting Existing 2-Car Garage into 1-Egress Compliant Den. Includes new exterior wall and windows (infill), interior walls, insulation and electrical. Includes new 3/4 Bath and new Hallway within existing Bedroom. New/Relocated electrical and mechanical as required for remodel. 9/25 | $37,439 | [BLD-SFD2024-00022](https://nearbypermits.com/boulder/permit/BLD-SFD2024-00022/) |
| Nov 13, 2000 | Mechanical (HVAC) | Gas insert | $1,286 | [PMT2000-04628-MEC](https://nearbypermits.com/boulder/permit/PMT2000-04628-MEC/) |
| Oct 23, 2000 | Mechanical (HVAC) | Replace forced air furnace | $2,088 | [PMT2000-04367-MEC](https://nearbypermits.com/boulder/permit/PMT2000-04367-MEC/) |
| Feb 2, 2000 | Mechanical (HVAC) | Replace an existing water heater with a new 50 gallon 40,000 BTU water heater. | $300 | [PMT2000-00510-MEC](https://nearbypermits.com/boulder/permit/PMT2000-00510-MEC/) |
| Apr 14, 1997 | Addition | Master bathroom addition to rear of structure & ex the original general permit | $12,000 | [PMT1997-02060](https://nearbypermits.com/boulder/permit/PMT1997-02060/) |
| Mar 18, 1997 | Alteration or repair | Mail floor remodel the original general permit number is 971319. | $12,000 | [PMT1997-01319](https://nearbypermits.com/boulder/permit/PMT1997-01319/) |

## More on this street

Other addresses on 18th St with permits, nearest house number first:

- [736 18th St](https://nearbypermits.com/boulder/address/736-18th-st/): newest permit Sep 24, 2025
- [755 18th St](https://nearbypermits.com/boulder/address/755-18th-st/): newest permit Aug 18, 2026
- [760 18th St](https://nearbypermits.com/boulder/address/760-18th-st/): newest permit May 14, 2026
- [765 18th St](https://nearbypermits.com/boulder/address/765-18th-st/): newest permit Jun 17, 2026
- [801 18th St](https://nearbypermits.com/boulder/address/801-18th-st/): newest permit Jan 15, 2025
- [811 18th St](https://nearbypermits.com/boulder/address/811-18th-st/): newest permit Aug 13, 2026
- [823 18th St 3](https://nearbypermits.com/boulder/address/823-18th-st-3/): newest permit Feb 21, 2025
- [864 18th St](https://nearbypermits.com/boulder/address/864-18th-st/): newest permit May 12, 2026
- [444 18th St](https://nearbypermits.com/boulder/address/444-18th-st/): newest permit Jun 11, 2026
- [401 18th St](https://nearbypermits.com/boulder/address/401-18th-st/): newest permit May 22, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 15:18 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 7 permits at this address: https://nearbypermits.com/boulder/address/709-18th-st/