# Building permits at 4147 Clifton Ct, Boulder, CO

Two permits on record here. The newest, Sep 8: Installation of one (1) fixed skylight and two (1) sun tunnel (approximately 15 sq. ft. total affected area). 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 8, 2026 | Alteration or repair | Installation of one (1) fixed skylight and two (1) sun tunnel (approximately 15 sq. ft. total affected area). Exterior work includes creating new roof penetrations installed strictly between existing roof trusses, with no structural cuts or alterations to framing members. Installation includes stand | $7,181 | [BLD-MFD2026-00108](https://nearbypermits.com/boulder/permit/BLD-MFD2026-00108/) |
| Nov 6, 2024 | Mechanical (HVAC) | Tankless water heater replacing standard water heater. Natural gas, 199,900 BTU. 96% UEF. | $5,185 | [MEC2024-01619](https://nearbypermits.com/boulder/permit/MEC2024-01619/) |

## 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 Clifton Ct with permits, nearest house number first:

- [4137 Clifton Ct](https://nearbypermits.com/boulder/address/4137-clifton-ct/): newest permit Apr 13, 2026
- [4157 Clifton Ct](https://nearbypermits.com/boulder/address/4157-clifton-ct/): newest permit Mar 5, 2026
- [4117 Clifton Ct](https://nearbypermits.com/boulder/address/4117-clifton-ct/): newest permit Mar 25, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-09 09:51 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Both permits at this address: https://nearbypermits.com/boulder/address/4147-clifton-ct/