# Building permits at 1816 Mariposa Ave, Boulder, CO 17 permits on record here. The newest, Sep 24: 1x Mitsubishi Outdoor Unit - SUZ-AK30NLHZ - Basement Outdoor Unit 1× Mitsubishi Air Handler - SVZ-AP30NL. 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 24, 2026 | Mechanical (HVAC) | 1x Mitsubishi Outdoor Unit - SUZ-AK30NLHZ - Basement Outdoor Unit 1× Mitsubishi Air Handler - SVZ-AP30NL - Basement Air Handler 1× Mitsubishi Outdoor Unit - SUZ-AK24NLHZ - Attic Outdoor Unit 1× Mitsubishi Air Handler - SVZ-AP24NL - Attic Air Handler 1× 3kW Electric Heater Module Small Cabinet, Black | $37,014 | [MEC2026-01713](https://nearbypermits.com/boulder/permit/MEC2026-01713/) | | Sep 16, 2025 | Roofing | All Structures must be permitted separately Total tear-off & reroof of SFD, 33 squares of dimensional shingles on a pitch represented as 6/12. All roof materials shall be installed per manufacturer?s specs. Mid-roof inspection is required if 1) pitch is less than 4/12 or 2) for any roof type other t | $9,240 | [RFG2025-00725](https://nearbypermits.com/boulder/permit/RFG2025-00725/) | | May 18, 2012 | Plumbing | Addition of 128 square foot breakfast nook, in the southeast corner of existing single family dwelling. | $500 | [PMT2012-01446-PLB](https://nearbypermits.com/boulder/permit/PMT2012-01446-PLB/) | | May 18, 2012 | Mechanical (HVAC) | Addition of 128 square foot breakfast nook, in the southeast corner of existing single family dwelling. | $500 | [PMT2012-01446-MEC](https://nearbypermits.com/boulder/permit/PMT2012-01446-MEC/) | | May 18, 2012 | Electrical | Addition of 128 square foot breakfast nook, in the southeast corner of existing single family dwelling. | $1,000 | [PMT2012-01446-ELE](https://nearbypermits.com/boulder/permit/PMT2012-01446-ELE/) | | May 18, 2012 | Addition | Addition of 128 square foot breakfast nook, in the southeast corner of existing single family dwelling. | $40,250 | [PMT2012-01446](https://nearbypermits.com/boulder/permit/PMT2012-01446/) | | Aug 7, 2003 | Fence, wall or deck | install new cedar privacy fence in side and rear portions of property. Fence to be 6-feet in height and 120 feet in length. | $2,100 | [PMT2003-03269-FEN](https://nearbypermits.com/boulder/permit/PMT2003-03269-FEN/) | | Apr 11, 2003 | Electrical | Construction of a new detached two-car garage (576 s.f., 360 s.f. within rear yard principal building setback) at an existing single-family residence. | $500 | [PMT2003-01147-ELE](https://nearbypermits.com/boulder/permit/PMT2003-01147-ELE/) | | Apr 11, 2003 | New building | Construction of a new detached two-car garage (576 s.f., 360 s.f. within rear yard principal building setback) at an existing single-family residence. | $15,000 | [PMT2003-01147](https://nearbypermits.com/boulder/permit/PMT2003-01147/) | | Aug 30, 2002 | Plumbing | First floor demolition/remodel and new 1,293 sq. ft. addition. Portions of existing roof to remain for solar puposes. | $10,000 | [PMT2002-02437-PLB](https://nearbypermits.com/boulder/permit/PMT2002-02437-PLB/) | | Aug 30, 2002 | Mechanical (HVAC) | First floor demolition/remodel and new 1,293 sq. ft. addition. Portions of existing roof to remain for solar puposes. | $9,000 | [PMT2002-02437-MEC](https://nearbypermits.com/boulder/permit/PMT2002-02437-MEC/) | | Aug 30, 2002 | Electrical | First floor demolition/remodel and new 1,293 sq. ft. addition. Portions of existing roof to remain for solar puposes. | $7,000 | [PMT2002-02437-ELE](https://nearbypermits.com/boulder/permit/PMT2002-02437-ELE/) | | Aug 30, 2002 | Addition | First floor demolition/remodel and new 1,293 sq. ft. addition. Portions of existing roof to remain for solar puposes. | $250,000 | [PMT2002-02437](https://nearbypermits.com/boulder/permit/PMT2002-02437/) | | Aug 8, 2002 | Electrical | Interior non-structural demolition and temporary construction power for single-family residence. | $100 | [PMT2002-03441-ELE](https://nearbypermits.com/boulder/permit/PMT2002-03441-ELE/) | | Aug 8, 2002 | Demolition | Interior non-structural demolition and temporary construction power for single-family residence. | Not listed | [PMT2002-03441-DEM](https://nearbypermits.com/boulder/permit/PMT2002-03441-DEM/) | | Oct 24, 1997 | Alteration or repair | New interior staircase the original general permit number is 976730. | $2,000 | [PMT1997-06730](https://nearbypermits.com/boulder/permit/PMT1997-06730/) | | Sep 14, 1989 | Alteration or repair | Add hdcp lift. The original general permit number is p5381. | $2,000 | [PMT1989-P5381](https://nearbypermits.com/boulder/permit/PMT1989-P5381/) | ## Zoning requests nearby We don't list zoning cases for Boulder yet. Look them up on the city's Board of Zoning Adjustment page: https://bouldercolorado.gov/government/board-commission/board-zoning-adjustment ## More on this street Other addresses on Mariposa Ave with permits, nearest house number first: - [1809 Mariposa Ave](https://nearbypermits.com/boulder/address/1809-mariposa-ave/): newest permit Feb 24, 2026 - [1739 Mariposa Ave](https://nearbypermits.com/boulder/address/1739-mariposa-ave/): newest permit Jul 27, 2026 - [1900 Mariposa Ave](https://nearbypermits.com/boulder/address/1900-mariposa-ave/): newest permit Jun 2, 2026 - [1902 Mariposa Ave](https://nearbypermits.com/boulder/address/1902-mariposa-ave/): newest permit Jun 5, 2026 - [1910 Mariposa Ave](https://nearbypermits.com/boulder/address/1910-mariposa-ave/): newest permit Oct 13, 2025 - [1911 Mariposa Ave](https://nearbypermits.com/boulder/address/1911-mariposa-ave/): newest permit Dec 16, 2024 - [1709 Mariposa Ave](https://nearbypermits.com/boulder/address/1709-mariposa-ave/): newest permit Sep 4, 2026 - [1660 Mariposa Ave](https://nearbypermits.com/boulder/address/1660-mariposa-ave/): newest permit Aug 13, 2026 - [2010 Mariposa Ave](https://nearbypermits.com/boulder/address/2010-mariposa-ave/): newest permit Jul 9, 2026 - [2022 Mariposa Ave](https://nearbypermits.com/boulder/address/2022-mariposa-ave/): newest permit Dec 11, 2025 --- Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-12 09:24 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/1816-mariposa-ave/