# Building permits at 4075 Nassau Pl, Boulder, CO

Seven permits on record here. The newest, Jan 7: VOID-180 Days no activity Replace Furnace with Like for Like. 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 |
|---|---|---|---|---|
| Jan 7, 2026 | Mechanical (HVAC) | VOID-180 Days no activity Replace Furnace with Like for Like. Haul away old Furnace. Goodman Furnace: 100% Two Stage: Replace AC with Like for Like. Haul away old AC.13.4 Seer 5 Ton Single Stage A/C System: Meets the 2023 department of energy (DOE) requirements. Any electrical work required beyond a | $21,751 | [MEC2026-00005](https://nearbypermits.com/boulder/permit/MEC2026-00005/) |
| Jan 7, 2026 | Mechanical (HVAC) | Replace Water Heater with Like for Like. Haul away old Water Heater. 50-Gallon State Proline Atmospheric Vent 40,000 btu/hr Any electrical work required beyond a like-for-like replacement of equipment will require an electrical permit for inspection of the electrical scope. PLEASE NOTE: APPLICABLE O | $3,799 | [MEC2026-00004](https://nearbypermits.com/boulder/permit/MEC2026-00004/) |
| Nov 6, 2020 | Electrical | VOID-180 Days no activity *Detach and Reset existing 41 solar panels for roof repair. 8KW system | $5,000 | [ELE2020-01612](https://nearbypermits.com/boulder/permit/ELE2020-01612/) |
| Nov 5, 2020 | Roofing | *Total tear-off & reroof of SFD, 35 squares of dimensional shingles on a pitch represented as 8/12. All roof materials shall be installed per manufacturer?s specs. Mid-roof inspection required if pitch is less than 4/12. All roof covering materials shall be listed as Class A as tested in accordance  | $12,103 | [RFG2020-00839](https://nearbypermits.com/boulder/permit/RFG2020-00839/) |
| Nov 6, 2012 | Electrical | Installation of 9.84 kW flush mount grid tied solar photovoltaic array. | $29,520 | [PMT2012-05364-ELE](https://nearbypermits.com/boulder/permit/PMT2012-05364-ELE/) |
| May 11, 2012 | Mechanical (HVAC) | Replacement Forced Air Furnace | $1,500 | [PMT2012-20104-MEC](https://nearbypermits.com/boulder/permit/PMT2012-20104-MEC/) |
| Feb 16, 1999 | New building | SFD Attached garage unfinished basement 4 bedroom the original general permit | $140,000 | [PMT1999-01245](https://nearbypermits.com/boulder/permit/PMT1999-01245/) |

## More on this street

Other addresses on Nassau Pl with permits, nearest house number first:

- [4094 Nassau Pl](https://nearbypermits.com/boulder/address/4094-nassau-pl/): newest permit Dec 3, 2025
- [4035 Nassau Pl](https://nearbypermits.com/boulder/address/4035-nassau-pl/): newest permit Oct 24, 2025
- [4141 Nassau Pl](https://nearbypermits.com/boulder/address/4141-nassau-pl/): newest permit Jan 2, 2026
- [4295 Nassau Pl](https://nearbypermits.com/boulder/address/4295-nassau-pl/): newest permit Jun 25, 2026
- [4435 Nassau Pl](https://nearbypermits.com/boulder/address/4435-nassau-pl/): newest permit Jun 11, 2025
- [4520 Nassau Pl](https://nearbypermits.com/boulder/address/4520-nassau-pl/): newest permit Jun 17, 2026
- [4565 Nassau Pl](https://nearbypermits.com/boulder/address/4565-nassau-pl/): newest permit Jul 28, 2025
- [4605 Nassau Pl](https://nearbypermits.com/boulder/address/4605-nassau-pl/): newest permit Sep 11, 2025

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 23:47 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/4075-nassau-pl/