# Building permits at 1905 Vassar Dr, Boulder, CO 17 permits on record here. The newest, May 13: ESS battery. 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 | |---|---|---|---|---| | May 13, 2026 | Electrical | ESS battery. Installation of two Tesla Powerwall 3 batteries, retrofit to an existing PV solar system. | $17,039 | [ELE2026-00408](https://nearbypermits.com/boulder/permit/ELE2026-00408/) | | Jul 20, 2023 | Electrical | Rooftop solar pv system on single family home | $17,220 | [ELE2023-00589](https://nearbypermits.com/boulder/permit/ELE2023-00589/) | | Apr 3, 2019 | Electrical | Installation of a new prefabricated spa sitting on a shallow concrete vault surrounded by a low deck associated with a single family dwelling. | $1,000 | [ELE2019-00213](https://nearbypermits.com/boulder/permit/ELE2019-00213/) | | Apr 3, 2019 | Addition | Installation of a new prefabricated spa sitting on a shallow concrete vault surrounded by a low deck associated with a single family dwelling. Size of deck expanded slightly and two caissons added for enlarger layout - 5/1/10 | $12,500 | [BLD-ACC2019-00026](https://nearbypermits.com/boulder/permit/BLD-ACC2019-00026/) | | Dec 7, 2018 | Mechanical (HVAC) | Installation of approximately 95' of 1" poly supply line from gas meter to the location of a new exterior gas fire pit. | $1,845 | [MEC2018-01555](https://nearbypermits.com/boulder/permit/MEC2018-01555/) | | Nov 13, 2018 | Electrical | Installation of a 9.92 kW grid-tied, ballasted PV system and installation of a 4.96kW (not grid-tied) PV system for a solar water heater. Water heater install under MEC2018-01094. | $36,800 | [ELE2018-00922](https://nearbypermits.com/boulder/permit/ELE2018-00922/) | | Oct 19, 2018 | Mechanical (HVAC) | Installation of a solar powered water heater. Electrical under (ELE2018-00922). | $3,000 | [MEC2018-01094](https://nearbypermits.com/boulder/permit/MEC2018-01094/) | | Nov 17, 2017 | Plumbing | Addition to existing residence, includes new second story and remodel existing basement. Scope includes associated mechanical, electrical, and plumbing. Reference HIS2017-00187 | $40,000 | [PMT2017-03833-PLB](https://nearbypermits.com/boulder/permit/PMT2017-03833-PLB/) | | Nov 17, 2017 | Mechanical (HVAC) | Addition to existing residence, includes new second story and remodel existing basement. Scope includes associated mechanical, electrical, and plumbing. Reference HIS2017-00187 | $35,000 | [PMT2017-03833-MEC](https://nearbypermits.com/boulder/permit/PMT2017-03833-MEC/) | | Nov 17, 2017 | Electrical | Addition to existing residence, includes new second story and remodel existing basement. Scope includes associated mechanical, electrical, and plumbing. Reference HIS2017-00187 | $35,000 | [PMT2017-03833-ELE](https://nearbypermits.com/boulder/permit/PMT2017-03833-ELE/) | | Nov 17, 2017 | Addition | Addition to existing residence, includes new second story and remodel existing basement. Scope includes associated mechanical, electrical, and plumbing. Reference HIS2017-00187. | $710,000 | [PMT2017-03833](https://nearbypermits.com/boulder/permit/PMT2017-03833/) | | Aug 19, 2011 | Roofing | Tear-off reroof of SFD, 26 squares on a pitch represented as 4/12. Shingles to comply with ASTM D225 or D3462 and D3161 Class F. Overlay not allowed - see section R907.3 (specifically item 4) of 2006 IRC. | $9,500 | [PMT2011-03574-RFG](https://nearbypermits.com/boulder/permit/PMT2011-03574-RFG/) | | Aug 11, 2011 | Electrical | Installation of a 2.88 kW solar array, flush mounted and grid tied. | $13,148 | [PMT2011-03450-ELE](https://nearbypermits.com/boulder/permit/PMT2011-03450-ELE/) | | Oct 14, 2009 | Alteration or repair | Repair Permit - For corner of attached garage of SFD damaged by vehicle. | $9,000 | [PMT2009-04029](https://nearbypermits.com/boulder/permit/PMT2009-04029/) | | Jun 4, 2009 | Mechanical (HVAC) | Mechanical Permit - For replacement boiler and hot water heater. | $12,104 | [PMT2009-01999-MEC](https://nearbypermits.com/boulder/permit/PMT2009-01999-MEC/) | | Jul 28, 2008 | Mechanical (HVAC) | New high velocity a/c for SFD. | $3,420 | [PMT2008-03187-MEC](https://nearbypermits.com/boulder/permit/PMT2008-03187-MEC/) | | Jul 28, 2008 | Electrical | New high velocity a/c for SFD. | $380 | [PMT2008-03187-ELE](https://nearbypermits.com/boulder/permit/PMT2008-03187-ELE/) | ## More on this street Other addresses on Vassar Dr with permits, nearest house number first: - [1925 Vassar Dr](https://nearbypermits.com/boulder/address/1925-vassar-dr/): newest permit May 13, 2025 - [1930 Vassar Dr](https://nearbypermits.com/boulder/address/1930-vassar-dr/): newest permit Dec 20, 2024 - [1960 Vassar Dr](https://nearbypermits.com/boulder/address/1960-vassar-dr/): newest permit Nov 3, 2025 - [2035 Vassar Dr](https://nearbypermits.com/boulder/address/2035-vassar-dr/): newest permit Sep 2, 2026 - [2065 Vassar Dr](https://nearbypermits.com/boulder/address/2065-vassar-dr/): newest permit Apr 17, 2026 - [2090 Vassar Dr](https://nearbypermits.com/boulder/address/2090-vassar-dr/): newest permit Jun 2, 2025 - [2095 Vassar Dr](https://nearbypermits.com/boulder/address/2095-vassar-dr/): newest permit Jun 23, 2026 - [2190 Vassar Dr](https://nearbypermits.com/boulder/address/2190-vassar-dr/): newest permit Jul 10, 2025 - [2250 Vassar Dr](https://nearbypermits.com/boulder/address/2250-vassar-dr/): newest permit Sep 28, 2026 - [2290 Vassar Dr](https://nearbypermits.com/boulder/address/2290-vassar-dr/): newest permit Aug 12, 2025 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 02:59 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 17 permits at this address: https://nearbypermits.com/boulder/address/1905-vassar-dr/