# Building permits at 4650 Nautilus Ct S, Boulder, CO

Seven permits on record here. The newest, Dec 10, 2025: All Structures must be permitted separately Roof Overlay. 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 |
|---|---|---|---|---|
| Dec 10, 2025 | Roofing | All Structures must be permitted separately Roof Overlay, 95 squares of EPDM on a pitch represented as | $73,123 | [RFG2025-00967](https://nearbypermits.com/boulder/permit/RFG2025-00967/) |
| Dec 9, 2022 | Fire systems | Replace the existing Silent Knight 5207 FACP with a new DMP XR150DNFC-R RACP. Install a new 2WT-AB smoke detector above fire alarm control panel. Install a new BG-12 pull and a new AES 7707P-88 radio to monitor the new fire alarm control panel. (Fapr) | $1,100 | [FIR2022-00406](https://nearbypermits.com/boulder/permit/FIR2022-00406/) |
| Mar 9, 2000 | Fire systems | Install sprinkler system | $740 | [PMT2000-00943-FIR](https://nearbypermits.com/boulder/permit/PMT2000-00943-FIR/) |
| Feb 7, 2000 | Plumbing | interior tenant finish | $3,500 | [PMT2000-00184-PLB](https://nearbypermits.com/boulder/permit/PMT2000-00184-PLB/) |
| Feb 7, 2000 | Mechanical (HVAC) | interior tenant finish | $4,250 | [PMT2000-00184-MEC](https://nearbypermits.com/boulder/permit/PMT2000-00184-MEC/) |
| Feb 7, 2000 | Electrical | interior tenant finish | $4,750 | [PMT2000-00184-ELE](https://nearbypermits.com/boulder/permit/PMT2000-00184-ELE/) |
| Feb 7, 2000 | Alteration or repair | interior tenant finish | $98,000 | [PMT2000-00184](https://nearbypermits.com/boulder/permit/PMT2000-00184/) |

## 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 Nautilus Ct S with permits, nearest house number first:

- [4665 Nautilus Ct S](https://nearbypermits.com/boulder/address/4665-nautilus-ct-s/): newest permit Apr 29, 2025
- [4600 Nautilus Ct S](https://nearbypermits.com/boulder/address/4600-nautilus-ct-s/): newest permit Jul 27, 2026

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-11 16:33 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/4650-nautilus-ct-s/