Planning project · Planning application
Backyard shed would be replaced with a pre-approved accessory dwelling unit
The plan would remove an existing shed and build one detached accessory dwelling next to the existing single-family house, with no change to parking. The application is under administrative review by the city.

From the filing
City of Boise hasn't published a description of this application yet. See the official record
Project name on file: 20 N HARRELL ST
Timeline
Oct. 13, 2026
6 documents added
Oct. 7, 2026
Pending Application Submittal: Planning Applications in Review
Oct. 7, 2026
Concept Review Complete: CR Complete - Type 2
Oct. 5, 2026
Concept Review Complete: Corrections Required
Please update the site plan to show the 4' pathway outside of the required parking.
Sept. 29, 2026
Application Submittal: Online
Sept. 29, 2026
Application filed
Documents
Site plans
- Download Revised site plan after concept review corrections
Site plan for a detached studio accessory dwelling unit, revised to address concept review corrections and comments, with setback and parking notes.
Oct. 6, 2026 · 1 page · 181 KB · PDS-Other Small Docs
- Download Site plan for detached ADU
Site plan showing an existing single-family home and one proposed detached accessory dwelling unit, with driveway, pedestrian access, tree protection and general construction notes.
Sept. 29, 2026 · 1 page · 230 KB · PDS-Other Small Docs
Plans
- Download Pre-approved ADU plan set, "The Waxwing" (general information sheet)
Cover and general information sheet for a pre-approved 396 square foot one-bath studio accessory dwelling unit design, with inspection scheduling details.
Sept. 29, 2026 · 1 page · 965 KB · PDS-Other Small Docs
Project narrative
- Download Concept review summary for accessory dwelling unit proposal
Advisory concept review notes covering a planned pre-approved ADU replacing an existing shed, required zoning certificate, ADU standards, and a drainage ditch question to confirm with the irrigation district.
Oct. 7, 2026 · 2 pages · 458 KB · PDS-Concept Review Summary Report
- Download Project description for accessory dwelling unit
Describes the proposed detached ADU behind the existing home, shed removal or relocation, the parking-in-setback question, tree impacts, and use of a pre-approved ADU plan.
Sept. 29, 2026 · 1 page · 160 KB · PDS-Other Small Docs
Application
- Download Planning project application for accessory dwelling unit
Application to construct one detached accessory dwelling unit, for rental income or for an aging family member, in an R-1C zone.
Sept. 29, 2026 · 2 pages · 153 KB · PDS-Application



