# Building permits at 421 Mountain View Rd, Boulder, CO

Seven permits on record here. The newest, Oct 20, 2025: 180-day one-time extension request granted. 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 |
|---|---|---|---|---|
| Oct 20, 2025 | Roofing | 180-day one-time extension request granted. Project must be completed by 9/19/2026. All Structures must be permitted separately Total tear-off & reroof of SFD, 20 squares of dimensional shingles on a pitch represented as 6/12. All roof materials shall be installed per manufacturer?s specs. Mid-roof  | $16,620 | [RFG2025-00744](https://nearbypermits.com/boulder/permit/RFG2025-00744/) |
| Nov 14, 2017 | Fence, wall or deck | 3'-10" concrete retaining wall with 36" guardrail/fence on top of retaining wall, part of PMT2017-03522. | $3,200 | [PMT2017-04714-FEN](https://nearbypermits.com/boulder/permit/PMT2017-04714-FEN/) |
| Nov 14, 2017 | Electrical | Construction of a new, 305 sf, one-car, detached garage (to be located azt the NE corner of the property), new parking pad between existing and new garage on alley. Running electrical from home to new garage. Historic Preservation approval per HIS2017-00207 as detailed on LAC drawings dated 07.13.20 | $5,000 | [PMT2017-03522-ELE](https://nearbypermits.com/boulder/permit/PMT2017-03522-ELE/) |
| Nov 14, 2017 | New building | Construction of a new, 305 sf, one-car, detached garage (to be located azt the NE corner of the property), new parking pad between existing and new garage on alley. Running electrical from home to new garage. Historic Preservation approval per HIS2017-00207 as detailed on LAC drawings dated 07.13.20 | $54,000 | [PMT2017-03522](https://nearbypermits.com/boulder/permit/PMT2017-03522/) |
| Mar 27, 2003 | Alteration or repair | Remove and replace existing stairs and landings. See BOZABA #03-5 for specific variance details. | $2,500 | [PMT2003-00937](https://nearbypermits.com/boulder/permit/PMT2003-00937/) |
| Jun 12, 1998 | Alteration or repair | Kitchen remodel the original general permit number is 983711. | $42,577 | [PMT1998-03711](https://nearbypermits.com/boulder/permit/PMT1998-03711/) |
| Mar 2, 1990 | Roofing | Roofing reroof - 3 tab shingles | $3,536 | [PMT1990-P8727-RFG](https://nearbypermits.com/boulder/permit/PMT1990-P8727-RFG/) |

## More on this street

Other addresses on Mountain View Rd with permits, nearest house number first:

- [409 Mountain View Rd](https://nearbypermits.com/boulder/address/409-mountain-view-rd/): newest permit Aug 13, 2025
- [505 Mountain View Rd](https://nearbypermits.com/boulder/address/505-mountain-view-rd/): newest permit Jan 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 22:24 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/421-mountain-view-rd/