# Building permits at 3840 Barr Ct, Boulder, CO 23 permits on record here. The newest, Jun 6, 2025: 4.46 kW roof mounted solar installation 11 x 405 w hyperion solar modules 11 x iq8+-72-2-us enphase. 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 | |---|---|---|---|---| | Jun 6, 2025 | Electrical | 4.46 kW roof mounted solar installation 11 x 405 w hyperion solar modules 11 x iq8+-72-2-us enphase microinverters | $13,900 | [ELE2025-00426](https://nearbypermits.com/boulder/permit/ELE2025-00426/) | | Jun 18, 2024 | Mechanical (HVAC) | Install replacement 28 seer 2 ton ac w/reconnect | $14,350 | [MEC2024-00835](https://nearbypermits.com/boulder/permit/MEC2024-00835/) | | Jun 17, 2019 | Plumbing | Addition of 14' x 20' lounge on rear of house. Convert 7.5' x 13' rear porch into interior space, for a total of 392 sq. ft. of new interior space. | $2,000 | [PLB2019-00253](https://nearbypermits.com/boulder/permit/PLB2019-00253/) | | Jun 17, 2019 | Mechanical (HVAC) | Addition of 14' x 20' lounge on rear of house. Convert 7.5' x 13' rear porch into interior space, for a total of 392 sq. ft. of new interior space. | $3,000 | [MEC2019-00634](https://nearbypermits.com/boulder/permit/MEC2019-00634/) | | Jun 17, 2019 | Electrical | Addition of 14' x 20' lounge on rear of house. Convert 7.5' x 13' rear porch into interior space, for a total of 392 sq. ft. of new interior space. | $5,000 | [ELE2019-00501](https://nearbypermits.com/boulder/permit/ELE2019-00501/) | | Jun 17, 2019 | Addition | Addition of 14' x 20' lounge on rear of house. Convert 7.5' x 13' rear porch into interior space, for a total of 392 sq. ft. of new interior space. | $90,000 | [BLD-SFD2019-00180](https://nearbypermits.com/boulder/permit/BLD-SFD2019-00180/) | | Jan 20, 2016 | Plumbing | Remodel to two existing bathrooms on the main level of a single family detached dwelling. | $4,000 | [PMT2016-00253-PLB](https://nearbypermits.com/boulder/permit/PMT2016-00253-PLB/) | | Jan 20, 2016 | Electrical | Remodel to two existing bathrooms on the main level of a single family detached dwelling. | $400 | [PMT2016-00253-ELE](https://nearbypermits.com/boulder/permit/PMT2016-00253-ELE/) | | Jan 20, 2016 | Alteration or repair | Remodel to two existing bathrooms on the main level of a single family detached dwelling. | $15,000 | [PMT2016-00253](https://nearbypermits.com/boulder/permit/PMT2016-00253/) | | Dec 10, 2015 | Mechanical (HVAC) | Replace water heater | $2,523 | [PMT2015-05486-MEC](https://nearbypermits.com/boulder/permit/PMT2015-05486-MEC/) | | Aug 4, 2014 | Mechanical (HVAC) | Installation of replacement 98% 70k BTU furnace | $4,563 | [PMT2014-03600-MEC](https://nearbypermits.com/boulder/permit/PMT2014-03600-MEC/) | | Dec 4, 2013 | Plumbing | Flood recovery-Restore basement to pre-flood configuration. Scope of work to also include relocating washer and dryer and water heater with thermal expansion tank and service outlet, heated bathroom floor, adding sump pump with dedicated circuit and replacing electrical service with new 200 amp pane | $5,000 | [PMT2013-06852-PLB](https://nearbypermits.com/boulder/permit/PMT2013-06852-PLB/) | | Dec 4, 2013 | Mechanical (HVAC) | Flood recovery-Restore basement to pre-flood configuration. Scope of work to also include relocating washer and dryer and water heater with thermal expansion tank and service outlet, heated bathroom floor, adding sump pump with dedicated circuit and replacing electrical service with new 200 amp pane | $1,000 | [PMT2013-06852-MEC](https://nearbypermits.com/boulder/permit/PMT2013-06852-MEC/) | | Dec 4, 2013 | Electrical | Flood recovery-Restore basement to pre-flood configuration. Scope of work to also include relocating washer and dryer and water heater with thermal expansion tank and service outlet, heated bathroom floor, adding sump pump with dedicated circuit and replacing electrical service with new 200 amp pane | $6,000 | [PMT2013-06852-ELE](https://nearbypermits.com/boulder/permit/PMT2013-06852-ELE/) | | Dec 4, 2013 | Alteration or repair | Flood recovery-Restore basement to pre-flood configuration. Scope of work to also include relocating washer and dryer and water heater with thermal expansion tank and service outlet, heated bathroom floor, adding sump pump with dedicated circuit and replacing electrical service with new 200 amp pane | $58,267 | [PMT2013-06852](https://nearbypermits.com/boulder/permit/PMT2013-06852/) | | Apr 11, 2006 | Mechanical (HVAC) | Mechanical permit to replace water heater. | $500 | [PMT2006-01265-MEC](https://nearbypermits.com/boulder/permit/PMT2006-01265-MEC/) | | Mar 21, 2006 | Mechanical (HVAC) | Replace water heater. 50 gal. | $500 | [PMT2006-00961-MEC](https://nearbypermits.com/boulder/permit/PMT2006-00961-MEC/) | | May 21, 2002 | Mechanical (HVAC) | Install new comfort cooling system including electric and replacement forced air furnace. | $5,000 | [PMT2002-01967-MEC](https://nearbypermits.com/boulder/permit/PMT2002-01967-MEC/) | | May 21, 2002 | Electrical | Install new comfort cooling system including electric and replacement forced air furnace. | $200 | [PMT2002-01967-ELE](https://nearbypermits.com/boulder/permit/PMT2002-01967-ELE/) | | May 13, 2002 | Electrical | Electric wiring for air conditioner. | $1,075 | [PMT2002-01913-ELE](https://nearbypermits.com/boulder/permit/PMT2002-01913-ELE/) | | May 17, 2000 | Fence, wall or deck | New fence | $4,000 | [PMT2000-02006-FEN](https://nearbypermits.com/boulder/permit/PMT2000-02006-FEN/) | | May 13, 1997 | Alteration or repair | Increase size of 3 basement windows the original general permit number is 9726 | $4,200 | [PMT1997-02687](https://nearbypermits.com/boulder/permit/PMT1997-02687/) | | Nov 6, 1995 | Alteration or repair | Kitchen remodel the original general permit number is 958215. | $750 | [PMT1995-08215](https://nearbypermits.com/boulder/permit/PMT1995-08215/) | ## More on this street Other addresses on Barr Ct with permits, nearest house number first: - [3860 Barr Ct](https://nearbypermits.com/boulder/address/3860-barr-ct/): newest permit Jul 28, 2025 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 15:16 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 23 permits at this address: https://nearbypermits.com/boulder/address/3840-barr-ct/