# Building permits at 4035 Nassau Pl, Boulder, CO 12 permits on record here. The newest, Oct 24, 2025: Roof mounted solar installation 7.82KW 17 x rec460AA pure-rx solar modules 1 x tesla powerwall 3. 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 24, 2025 | Electrical | roof mounted solar installation 7.82KW 17 x rec460AA pure-rx solar modules 1 x tesla powerwall 3 | $42,291 | [ELE2025-01087](https://nearbypermits.com/boulder/permit/ELE2025-01087/) | | Jun 16, 2023 | Mechanical (HVAC) | VOID-180 Days no activity Furnace and ac replacement 70K BTU, 96% 3 ton, 17 SEER | $16,864 | [MEC2023-00887](https://nearbypermits.com/boulder/permit/MEC2023-00887/) | | Nov 20, 2006 | Plumbing | Basement finish add new full bath. 900 SF. | $1,800 | [PMT2006-04974-PLB](https://nearbypermits.com/boulder/permit/PMT2006-04974-PLB/) | | Nov 20, 2006 | Mechanical (HVAC) | Basement finish add new full bath. 900 SF. | $1,175 | [PMT2006-04974-MEC](https://nearbypermits.com/boulder/permit/PMT2006-04974-MEC/) | | Nov 20, 2006 | Electrical | Basement finish add new full bath. 900 SF. | $600 | [PMT2006-04974-ELE](https://nearbypermits.com/boulder/permit/PMT2006-04974-ELE/) | | Nov 20, 2006 | Alteration or repair | Basement finish add new full bath. 900 SF. | $1,000 | [PMT2006-04974](https://nearbypermits.com/boulder/permit/PMT2006-04974/) | | Jun 26, 2002 | Mechanical (HVAC) | New 4 ton comfort cooling unit. | $2,497 | [PMT2002-02443-MEC](https://nearbypermits.com/boulder/permit/PMT2002-02443-MEC/) | | Jun 26, 2002 | Electrical | New 4 ton comfort cooling unit. | $300 | [PMT2002-02443-ELE](https://nearbypermits.com/boulder/permit/PMT2002-02443-ELE/) | | Apr 20, 1999 | Mechanical (HVAC) | Mechanical mechanical for new SFD | $2,282 | [PMT1999-03240-MEC](https://nearbypermits.com/boulder/permit/PMT1999-03240-MEC/) | | Apr 20, 1999 | Plumbing | Plumbing plumbing for new SFD | $8,700 | [PMT1999-03239-PLB](https://nearbypermits.com/boulder/permit/PMT1999-03239-PLB/) | | Apr 20, 1999 | Electrical | Electrical electrical for new SFD | $2,400 | [PMT1999-03238-ELE](https://nearbypermits.com/boulder/permit/PMT1999-03238-ELE/) | | Apr 20, 1999 | New building | SFD Attached garage unfinished basement 2 1/2 bath the original general permit | $140,000 | [PMT1999-03237](https://nearbypermits.com/boulder/permit/PMT1999-03237/) | ## 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 Nassau Pl with permits, nearest house number first: - [4075 Nassau Pl](https://nearbypermits.com/boulder/address/4075-nassau-pl/): newest permit Jan 7, 2026 - [4094 Nassau Pl](https://nearbypermits.com/boulder/address/4094-nassau-pl/): newest permit Dec 3, 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 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 22:17 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 12 permits at this address: https://nearbypermits.com/boulder/address/4035-nassau-pl/