2527/2529 4th Street (duplex): New construction of 2-story duplex building with an attached single-car garage
Mechanical (HVAC) at 311 Mapleton Ave, Boulder
Boulder Planning and Development Services permit MEC2021-01869: issued May 23, 2022 for mechanical (hvac) work at 311 Mapleton Ave. 2527/2529 4th Street (duplex): New construction of 2-story duplex building with an attached single-car garage. Each unit will have a total building area of 3,621.5 GSF. H1 has two bedrooms, 3.5 bathrooms, roof deck, and a single car garage. H2 has two bedrooms, 2.5 bathrooms, roof deck, and a single car garage. The building materials shall include cultured stone, cementitious fiberboard siding, metal panel, glass railing, standing seam metal roof, overhead garage door, aluminum clad wood doors and windows.
- Permit number
- MEC2021-01869
- Issued
- Type of work
- Mechanical (HVAC)
- Status
- Finished
- Reported cost
- $15,000
- ZIP code
- 80304
- City's category
- Mechanical Permit, Mechanical Sub-Permit
- City's status
- Closed
- Source
- Boulder Planning and Development Services permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 311 Mapleton Ave, and what's permitted nearby
Boulder Planning and Development Services updated its data Oct 6, 2026. We checked it Oct 6, 17:47 UTC. See the city's official records.
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