# Building permits at 3121 6th St, Boulder, CO

11 permits on record here. The newest, Sep 25: 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 |
|---|---|---|---|---|
| Sep 25, 2026 | Roofing | All Structures must be permitted separately Total tear-off & reroof of SFD, 29 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 t | $14,400 | [RFG2026-00840](https://nearbypermits.com/boulder/permit/RFG2026-00840/) |
| Jul 16, 2019 | Mechanical (HVAC) | *Voided for inactivity due to no inspections performed within 180 days of issuance.*Installing replacement Nevian Tankless Water Heater 240A 199K BTU in a single family dwelling. | $3,755 | [MEC2019-01097](https://nearbypermits.com/boulder/permit/MEC2019-01097/) |
| May 27, 2010 | Fence, wall or deck | Installation of 6' high cedar privacy fence in rear yard. | $5,000 | [PMT2010-02039-FEN](https://nearbypermits.com/boulder/permit/PMT2010-02039-FEN/) |
| Sep 1, 2009 | Plumbing | New SFD with 4,252 sf of finished space, 253 unfinished, and 590 sf of deck and porch. (396 sf of detached garage on separate PMT2009-03057) | $15,000 | [PMT2009-02563-PLB](https://nearbypermits.com/boulder/permit/PMT2009-02563-PLB/) |
| Sep 1, 2009 | Mechanical (HVAC) | New SFD with 4,252 sf of finished space, 253 unfinished, and 590 sf of deck and porch. (396 sf of detached garage on separate PMT2009-03057) | $15,000 | [PMT2009-02563-MEC](https://nearbypermits.com/boulder/permit/PMT2009-02563-MEC/) |
| Sep 1, 2009 | Electrical | New SFD with 4,252 sf of finished space, 253 unfinished, and 590 sf of deck and porch. (396 sf of detached garage on separate PMT2009-03057) | $15,000 | [PMT2009-02563-ELE](https://nearbypermits.com/boulder/permit/PMT2009-02563-ELE/) |
| Sep 1, 2009 | New building | New SFD with 4,252 sf of finished space, 253 unfinished, and 590 sf of deck and porch. (396 sf of detached garage on separate PMT2009-03057) | $422,639 | [PMT2009-02563](https://nearbypermits.com/boulder/permit/PMT2009-02563/) |
| Aug 31, 2009 | Electrical | New 396 sf detached garage associated with new SFD on PMT2009-02563. (All fees on SFD permit) | Not listed | [PMT2009-03057-ELE](https://nearbypermits.com/boulder/permit/PMT2009-03057-ELE/) |
| Aug 31, 2009 | New building | New 396 sf detached garage associated with new SFD on PMT2009-02563. (All fees on SFD permit) | Not listed | [PMT2009-03057](https://nearbypermits.com/boulder/permit/PMT2009-03057/) |
| Aug 10, 2009 | Demolition | Full structure demolition of existing single family home and detached garage. | Not listed | [PMT2009-03121-DEM](https://nearbypermits.com/boulder/permit/PMT2009-03121-DEM/) |
| Aug 3, 2009 | Electrical | Temporary construction power for construction of new single family home to be permitted through PMT2009-02563. | Not listed | [PMT2009-02972-ELE](https://nearbypermits.com/boulder/permit/PMT2009-02972-ELE/) |

## More on this street

Other addresses on 6th St with permits, nearest house number first:

- [3120 6th St](https://nearbypermits.com/boulder/address/3120-6th-st/): newest permit Jul 20, 2026
- [3141 6th St](https://nearbypermits.com/boulder/address/3141-6th-st/): newest permit Jul 22, 2025
- [3151 6th St](https://nearbypermits.com/boulder/address/3151-6th-st/): newest permit Aug 31, 2026
- [3090 6th St](https://nearbypermits.com/boulder/address/3090-6th-st/): newest permit Aug 31, 2026
- [3160 6th St](https://nearbypermits.com/boulder/address/3160-6th-st/): newest permit Aug 3, 2026
- [3168 6th St](https://nearbypermits.com/boulder/address/3168-6th-st/): newest permit Apr 20, 2026
- [3180 6th St](https://nearbypermits.com/boulder/address/3180-6th-st/): newest permit Aug 20, 2026
- [3056 6th St](https://nearbypermits.com/boulder/address/3056-6th-st/): newest permit Jul 15, 2026
- [3030 6th St](https://nearbypermits.com/boulder/address/3030-6th-st/): newest permit Oct 18, 2024
- [3214 6th St](https://nearbypermits.com/boulder/address/3214-6th-st/): newest permit May 29, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 03:49 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 11 permits at this address: https://nearbypermits.com/boulder/address/3121-6th-st/