# Building permits at 3120 6th St, Boulder, CO

3120 6th St: demolition permitted Nov 20, 2025, a new building Jul 20.

Nine permits on record here. The newest, Jul 20: New ~4000 sf single family residence. 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 |
|---|---|---|---|---|
| Jul 20, 2026 | New building | New ~4000 sf single family residence. Detached garage by separate permit. | $650,000 | [BLD-SFD2025-00554](https://nearbypermits.com/boulder/permit/BLD-SFD2025-00554/) |
| Dec 1, 2025 | Electrical | temporary service permit *See DEM2025-00092* | Not listed | [ELE2025-00735](https://nearbypermits.com/boulder/permit/ELE2025-00735/) |
| Nov 20, 2025 | Demolition | Deconstruction of home and foundation | Not listed | [DEM2025-00092](https://nearbypermits.com/boulder/permit/DEM2025-00092/) |
| Apr 23, 2014 | Plumbing | Foundation repair, flood damage restoration. Replace approx 25 lineal feet of foundation. Repair existing sprinkler (exising). Scope of work also includes replacing sub-panel and installing new gas line. Repair work not to extend beyond the existing building foot print. Scope of work also includes n | $400 | [PMT2014-01777-PLB](https://nearbypermits.com/boulder/permit/PMT2014-01777-PLB/) |
| Apr 23, 2014 | Mechanical (HVAC) | Foundation repair, flood damage restoration. Replace approx 25 lineal feet of foundation. Repair existing sprinkler (exising). Scope of work also includes replacing sub-panel and installing new gas line. Repair work not to extend beyond the existing building foot print. Scope of work also includes n | $2,500 | [PMT2014-01777-MEC](https://nearbypermits.com/boulder/permit/PMT2014-01777-MEC/) |
| Apr 23, 2014 | Electrical | Foundation repair, flood damage restoration. Replace approx 25 lineal feet of foundation. Repair existing sprinkler (exising). Scope of work also includes replacing sub-panel and installing new gas line. Repair work not to extend beyond the existing building foot print. Scope of work also includes n | $400 | [PMT2014-01777-ELE](https://nearbypermits.com/boulder/permit/PMT2014-01777-ELE/) |
| Apr 23, 2014 | Alteration or repair | Foundation repair, flood damage restoration. Replace approx 25 lineal feet of foundation. Repair existing sprinkler (exising). Scope of work also includes replacing sub-panel and installing new gas line. Repair work not to extend beyond the existing building foot print. Scope of work also includes n | $50,000 | [PMT2014-01777](https://nearbypermits.com/boulder/permit/PMT2014-01777/) |
| Apr 15, 2014 | Mechanical (HVAC) | Mechanical Permit for gas line replacement within an existing SFD (connection to exisitng forced-air furnace and water heater). | $1,595 | [PMT2014-01655-MEC](https://nearbypermits.com/boulder/permit/PMT2014-01655-MEC/) |
| Nov 6, 2009 | Electrical | Replace mast & meter can. | $1,100 | [PMT2009-04487-ELE](https://nearbypermits.com/boulder/permit/PMT2009-04487-ELE/) |

## More on this street

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

- [3121 6th St](https://nearbypermits.com/boulder/address/3121-6th-st/): newest permit Sep 25, 2026
- [3141 6th St](https://nearbypermits.com/boulder/address/3141-6th-st/): newest permit Jul 22, 2025
- [3090 6th St](https://nearbypermits.com/boulder/address/3090-6th-st/): newest permit Aug 31, 2026
- [3151 6th St](https://nearbypermits.com/boulder/address/3151-6th-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 2026-10-08 02:19 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

All 9 permits at this address: https://nearbypermits.com/boulder/address/3120-6th-st/