# Building permits at 820 Spruce St, Boulder, CO 15 permits on record here. The newest, Apr 16, 2025: This is a new 13D wet system to the ADU at 820 Spruce St (FSN13D). 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 | |---|---|---|---|---| | Apr 16, 2025 | Fire systems | This is a new 13D wet system to the ADU at 820 Spruce St (FSN13D) | $5,131 | [FIR2025-00099](https://nearbypermits.com/boulder/permit/FIR2025-00099/) | | Apr 4, 2025 | Fence, wall or deck | Conversion of an existing permitted detached studio space (with half bath - PMT2015-03893) into a detached ADU. Work done previously without a permit. Scope is the installation/connection of the shower, wet bar sink, and dishwasher. | $3,500 | [BLD-ACC2025-00012](https://nearbypermits.com/boulder/permit/BLD-ACC2025-00012/) | | Sep 6, 2017 | Plumbing | Owner Contractor - After-the-fact permit for the removal of wet bar sink, garbage disposal and dish washer with all plumbing and drains capped behind the drywall. Reference CPL2017-00960. | $500 | [PMT2017-03820-PLB](https://nearbypermits.com/boulder/permit/PMT2017-03820-PLB/) | | Oct 22, 2015 | Plumbing | New two story detached one car garage with studio and half bath on second story. Studio will be conditioned by ductless mini-split system and water will be heated by tankless heater. | $3,000 | [PMT2015-03892-PLB](https://nearbypermits.com/boulder/permit/PMT2015-03892-PLB/) | | Oct 22, 2015 | Mechanical (HVAC) | New two story detached one car garage with studio and half bath on second story. Studio will be conditioned by ductless mini-split system and water will be heated by tankless heater. | $3,000 | [PMT2015-03892-MEC](https://nearbypermits.com/boulder/permit/PMT2015-03892-MEC/) | | Oct 22, 2015 | Electrical | New two story detached one car garage with studio and half bath on second story. Studio will be conditioned by ductless mini-split system and water will be heated by tankless heater. | $3,000 | [PMT2015-03892-ELE](https://nearbypermits.com/boulder/permit/PMT2015-03892-ELE/) | | Oct 22, 2015 | New building | New two story detached one car garage with studio and half bath on second story. Studio will be conditioned by ductless mini-split system and water will be heated by tankless heater. | $36,466 | [PMT2015-03892](https://nearbypermits.com/boulder/permit/PMT2015-03892/) | | Mar 2, 2015 | Plumbing | Conversion of existing duplex into SFD. Scope of work includes full remodel of exisitng structure (2,610SF), a second story addition (55SF), and a increase in the depth of the existing basement from 7-feet to 9-feet deep (870SF). New second story deck (277SF). Includes associated MEPs. | $8,000 | [PMT2015-00029-PLB](https://nearbypermits.com/boulder/permit/PMT2015-00029-PLB/) | | Mar 2, 2015 | Mechanical (HVAC) | Conversion of existing duplex into SFD. Scope of work includes full remodel of exisitng structure (2,610SF), a second story addition (55SF), and a increase in the depth of the existing basement from 7-feet to 9-feet deep (870SF). New second story deck (277SF). Includes associated MEPs. | $8,000 | [PMT2015-00029-MEC](https://nearbypermits.com/boulder/permit/PMT2015-00029-MEC/) | | Mar 2, 2015 | Electrical | Conversion of existing duplex into SFD. Scope of work includes full remodel of exisitng structure (2,610SF), a second story addition (55SF), and a increase in the depth of the existing basement from 7-feet to 9-feet deep (870SF). New second story deck (277SF). Includes associated MEPs. | $6,000 | [PMT2015-00029-ELE](https://nearbypermits.com/boulder/permit/PMT2015-00029-ELE/) | | Mar 2, 2015 | Addition | Conversion of existing duplex into SFD. Scope of work includes full remodel of exisitng structure (2,610SF), a second story addition (55SF), and a increase in the depth of the existing basement from 7-feet to 9-feet deep (870SF). New second story deck (277SF). Includes associated MEPs. | $225,000 | [PMT2015-00029](https://nearbypermits.com/boulder/permit/PMT2015-00029/) | | Jan 14, 2015 | Demolition | Interior, non-structural demolition (conversion of duplex to SFD) associated with work established under PMT2015-00029. | Not listed | [PMT2015-00115-DEM](https://nearbypermits.com/boulder/permit/PMT2015-00115-DEM/) | | Jun 18, 2004 | Roofing | Reroof 26 squares with dimensional shingles, 8/12 pitch. LAC approval 6/17/04. | $5,200 | [PMT2004-02361-RFG](https://nearbypermits.com/boulder/permit/PMT2004-02361-RFG/) | | Dec 4, 1990 | Mechanical (HVAC) | Mechanical relocate gas meter | $296 | [PMT1990-R5180-MEC](https://nearbypermits.com/boulder/permit/PMT1990-R5180-MEC/) | | Feb 18, 1988 | Roofing | Roofing REROOF | $1,400 | [PMT1988-M6602-RFG](https://nearbypermits.com/boulder/permit/PMT1988-M6602-RFG/) | ## More on this street Other addresses on Spruce St with permits, nearest house number first: - [819 Spruce St](https://nearbypermits.com/boulder/address/819-spruce-st/): newest permit Apr 21, 2025 - [814 Spruce St](https://nearbypermits.com/boulder/address/814-spruce-st/): newest permit Aug 14, 2026 - [803 Spruce St](https://nearbypermits.com/boulder/address/803-spruce-st/): newest permit Sep 30, 2026 - [735 Spruce St](https://nearbypermits.com/boulder/address/735-spruce-st/): newest permit Dec 2, 2025 - [716 Spruce St](https://nearbypermits.com/boulder/address/716-spruce-st/): newest permit May 6, 2025 - [934 Spruce St](https://nearbypermits.com/boulder/address/934-spruce-st/): newest permit Jun 24, 2025 - [943 Spruce St](https://nearbypermits.com/boulder/address/943-spruce-st/): newest permit May 8, 2026 - [1001 Spruce St](https://nearbypermits.com/boulder/address/1001-spruce-st/): newest permit Dec 11, 2024 - [635 Spruce St](https://nearbypermits.com/boulder/address/635-spruce-st/): newest permit Dec 15, 2025 - [627 Spruce St](https://nearbypermits.com/boulder/address/627-spruce-st/): newest permit May 22, 2026 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 21:48 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ All 15 permits at this address: https://nearbypermits.com/boulder/address/820-spruce-st/