*New 7948 sf 2-story single family detached dwelling with basement and attached garage
New building at 3621 21st St, Boulder
Boulder Planning and Development Services permit BLD-SFD2020-00295: issued Nov 23, 2020 for new building work at 3621 21st St. *New 7948 sf 2-story single family detached dwelling with basement and attached garage. Basement: 2538 sf (1031 sf finished). 1st Floor: 3067 sf w/ 978 sf attached garage. 2nd Floor: 1365 sf.
- Permit number
- BLD-SFD2020-00295
- Issued
- Type of work
- New building
- Status
- Finished
- Reported cost
- $2,200,000
- ZIP code
- 80304
- City's category
- Building Permit - Single Family Detached Dwelling, New
- City's status
- Certificate of Occupancy
- 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 3621 21st St, and what's permitted nearby
Boulder Planning and Development Services updated its data Oct 9, 2026. We checked it Oct 9, 11:48 UTC. See the city's official records.
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