# Building permits at 250 28th St, Boulder, CO 10 permits on record here. The newest, Sep 22, 2025: Roof-mounted solar installation 5.67 kW DC. 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 | |---|---|---|---|---| | Sep 22, 2025 | Electrical | Roof-mounted solar installation 5.67 kW DC | $16,685 | [ELE2025-00894](https://nearbypermits.com/boulder/permit/ELE2025-00894/) | | Jul 8, 2010 | Fence, wall or deck | Installation of 24 lineal feet of 6' high fencing -- returns to house off existing fence and a 7' section of fencing along a portion of the south property line. | $900 | [PMT2010-02796-FEN](https://nearbypermits.com/boulder/permit/PMT2010-02796-FEN/) | | Jul 1, 2009 | Plumbing | Addition of 324 conditioned sf and remodel of 492 sf -- plus unconditioned sunroom addition of 63 sf. New on-demand water heater & 95% forced-air furnace. | $2,600 | [PMT2009-01813-PLB](https://nearbypermits.com/boulder/permit/PMT2009-01813-PLB/) | | Jul 1, 2009 | Mechanical (HVAC) | Addition of 324 conditioned sf and remodel of 492 sf -- plus unconditioned sunroom addition of 63 sf. New on-demand water heater & 95% forced-air furnace. | $6,100 | [PMT2009-01813-MEC](https://nearbypermits.com/boulder/permit/PMT2009-01813-MEC/) | | Jul 1, 2009 | Electrical | Addition of 324 conditioned sf and remodel of 492 sf -- plus unconditioned sunroom addition of 63 sf. New on-demand water heater & 95% forced-air furnace. | $5,400 | [PMT2009-01813-ELE](https://nearbypermits.com/boulder/permit/PMT2009-01813-ELE/) | | Jul 1, 2009 | Addition | Addition of 324 conditioned sf and remodel of 492 sf -- plus unconditioned sunroom addition of 63 sf. New on-demand water heater & 95% forced-air furnace. | $55,871 | [PMT2009-01813](https://nearbypermits.com/boulder/permit/PMT2009-01813/) | | Jun 23, 2008 | Roofing | Tear-off & reroof of SFD, 19 squares on a pitch represented as 6/12. Approved per the 2006 IRC and 1981 BRC as amended -- shingles to comply with ASTM D 225, ASTM D 3462. | $3,034 | [PMT2008-02578-RFG](https://nearbypermits.com/boulder/permit/PMT2008-02578-RFG/) | | Jun 3, 1998 | Addition | Addition the original general permit number is 983477. | $25,000 | [PMT1998-03477](https://nearbypermits.com/boulder/permit/PMT1998-03477/) | | Jun 3, 1998 | Alteration or repair | Detached 1 car garage the original general permit number is 983313. | $18,000 | [PMT1998-03313](https://nearbypermits.com/boulder/permit/PMT1998-03313/) | | Oct 6, 1989 | Mechanical (HVAC) | Mechanical replace f a furnace | $800 | [PMT1989-P5921-MEC](https://nearbypermits.com/boulder/permit/PMT1989-P5921-MEC/) | ## More on this street Other addresses on 28th St with permits, nearest house number first: - [220 28th St](https://nearbypermits.com/boulder/address/220-28th-st/): newest permit Aug 5, 2025 - [215 28th St](https://nearbypermits.com/boulder/address/215-28th-st/): newest permit Oct 16, 2024 - [214 28th St](https://nearbypermits.com/boulder/address/214-28th-st/): newest permit Nov 13, 2025 - [310 28th St](https://nearbypermits.com/boulder/address/310-28th-st/): newest permit Apr 20, 2026 - [325 28th St](https://nearbypermits.com/boulder/address/325-28th-st/): newest permit Jan 3, 2025 - [350 28th St](https://nearbypermits.com/boulder/address/350-28th-st/): newest permit Nov 25, 2024 - [395 28th St](https://nearbypermits.com/boulder/address/395-28th-st/): newest permit Apr 4, 2025 - [770 28th St](https://nearbypermits.com/boulder/address/770-28th-st/): newest permit May 29, 2026 - [820 28th St 213](https://nearbypermits.com/boulder/address/820-28th-st-213/): newest permit Jul 10, 2026 - [910 28th St 213](https://nearbypermits.com/boulder/address/910-28th-st-213/): newest permit Apr 21, 2026 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 06:09 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 10 permits at this address: https://nearbypermits.com/boulder/address/250-28th-st/