# Building permits at 4565 Nassau Pl, Boulder, CO 12 permits on record here. The newest, Jul 28, 2025: REPLACE SPLIT SYSTEM (Indoor and Outdoor Unit). 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 | |---|---|---|---|---| | Jul 28, 2025 | Mechanical (HVAC) | REPLACE SPLIT SYSTEM (Indoor and Outdoor Unit) | $9,200 | [MEC2025-01181](https://nearbypermits.com/boulder/permit/MEC2025-01181/) | | Jul 15, 2025 | Mechanical (HVAC) | VOID- 180 No Activity Replace water heater - new 50 gal gas water heater (40MBH/0.63UEF) [like for like replacement] | $3,468 | [MEC2025-01106](https://nearbypermits.com/boulder/permit/MEC2025-01106/) | | May 13, 2025 | Roofing | Total tear-off & reroof of SFD, 36 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 w | $16,200 | [RFG2025-00300](https://nearbypermits.com/boulder/permit/RFG2025-00300/) | | Feb 19, 2020 | Plumbing | Basement finish and non-structural interior remodel of existing single-family home. Basement finish (1,212 sf)includes furring all walls, new partitions for mechanical room and storage rooms, two new bedrooms, and full bathroom. Main level remodel (28 sf) includes closing existing opening to laundry | $12,000 | [PLB2019-00837](https://nearbypermits.com/boulder/permit/PLB2019-00837/) | | Feb 19, 2020 | Mechanical (HVAC) | Basement finish and non-structural interior remodel of existing single-family home. Basement finish (1,212 sf)includes furring all walls, new partitions for mechanical room and storage rooms, two new bedrooms, and full bathroom. Main level remodel (28 sf) includes closing existing opening to laundry | $6,000 | [MEC2019-02129](https://nearbypermits.com/boulder/permit/MEC2019-02129/) | | Feb 19, 2020 | Electrical | Basement finish and non-structural interior remodel of existing single-family home. Basement finish (1,212 sf)includes furring all walls, new partitions for mechanical room and storage rooms, two new bedrooms, and full bathroom. Main level remodel (28 sf) includes closing existing opening to laundry | $10,000 | [ELE2019-01878](https://nearbypermits.com/boulder/permit/ELE2019-01878/) | | Feb 19, 2020 | Alteration or repair | Basement finish and non-structural interior remodel of existing single-family home. Basement finish (1,212 sf)includes furring all walls, new partitions for mechanical room and storage rooms, two new bedrooms, and full bathroom. Main level remodel (28 sf) includes closing existing opening to laundry | $75,169 | [BLD-SFD2019-00589](https://nearbypermits.com/boulder/permit/BLD-SFD2019-00589/) | | Nov 25, 2011 | Mechanical (HVAC) | Replacement Forced Air Furnace | $5,540 | [PMT2011-20324-MEC](https://nearbypermits.com/boulder/permit/PMT2011-20324-MEC/) | | Jun 19, 2007 | Fence, wall or deck | Installation of 170 linear feet of cedar split rail fencing along side & rear property lines w/ returns to main house. | $1,700 | [PMT2007-02231-FEN](https://nearbypermits.com/boulder/permit/PMT2007-02231-FEN/) | | May 21, 2003 | Mechanical (HVAC) | Install new 3-ton, 11.5 SEER air conditioner for single-family residence. | $3,924 | [PMT2003-01983-MEC](https://nearbypermits.com/boulder/permit/PMT2003-01983-MEC/) | | May 21, 2003 | Electrical | Install new 3-ton, 11.5 SEER air conditioner for single-family residence. | $200 | [PMT2003-01983-ELE](https://nearbypermits.com/boulder/permit/PMT2003-01983-ELE/) | | Jun 18, 1998 | New building | Single family dwelling attach garage unfinished ba the original general permit | $140,000 | [PMT1998-03762](https://nearbypermits.com/boulder/permit/PMT1998-03762/) | ## More on this street Other addresses on Nassau Pl with permits, nearest house number first: - [4605 Nassau Pl](https://nearbypermits.com/boulder/address/4605-nassau-pl/): newest permit Sep 11, 2025 - [4520 Nassau Pl](https://nearbypermits.com/boulder/address/4520-nassau-pl/): newest permit Jun 17, 2026 - [4435 Nassau Pl](https://nearbypermits.com/boulder/address/4435-nassau-pl/): newest permit Jun 11, 2025 - [4295 Nassau Pl](https://nearbypermits.com/boulder/address/4295-nassau-pl/): newest permit Jun 25, 2026 - [4141 Nassau Pl](https://nearbypermits.com/boulder/address/4141-nassau-pl/): newest permit Jan 2, 2026 - [4094 Nassau Pl](https://nearbypermits.com/boulder/address/4094-nassau-pl/): newest permit Dec 3, 2025 - [4075 Nassau Pl](https://nearbypermits.com/boulder/address/4075-nassau-pl/): newest permit Jan 7, 2026 - [4035 Nassau Pl](https://nearbypermits.com/boulder/address/4035-nassau-pl/): newest permit Oct 24, 2025 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 08:54 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/4565-nassau-pl/