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Planning project · Planning application

500-square-foot accessory dwelling unit approved behind existing house

The city approved a zoning certificate on Oct. 16 for a roughly 500-square-foot accessory dwelling on a 0.32-acre lot that already has a 1,885-square-foot single-family house. Staff reviewed it administratively.

ApprovedPLN26-00396Filed April 28, 2026Sunset · 3302 W Anderson St+1 related filing
Site plan for 500-square-foot accessory dwelling unit approved behind existing house
Site plan from the application documents.
Pin at the reported location; the shaded outline is the primary parcel (Ada County).

From the filing

The application's description as it appears in City of Boise's record. See the official record

ADU

Project name on file: 3302 W ANDERSON ST - ADU

Timeline

  1. Yesterday

    Status changed from In review to Approved

    Reported as “Project Entitled”.

  2. Two days ago

    Approved

  3. Two days ago

    Planning Applications: Project Entitled

  4. Oct. 14, 2026

    4 documents added

  5. Aug. 5, 2026

    Pending Application Submittal: Planning Applications in Review

    Updated Via Script

  6. June 18, 2026

    Planning Applications: Generate Additional Application

  7. June 18, 2026

    Pending Application Submittal: Planning Applications in Review

    Updating Contact permitting@kcginc.com

  8. May 11, 2026

    Concept Review Complete: CR Complete - Type 2

  9. April 28, 2026

    Application Submittal: Online

  10. April 28, 2026

    Application filed

Documents

Site plans

  • Two-sheet site plan for a proposed 500 sq ft accessory dwelling unit, listing site area, existing and proposed floor area, and requested setback reductions and pathway details.

    April 28, 2026 · 2 pages · 1.2 MB · PDS-Other Small Docs

    Download Site plan with site calculations notes and ADU setback details

Project narrative

  • Advisory summary of a May 6, 2026 concept review for a 500 sq ft ADU beside an existing single-family home, covering setbacks, design, sidewalk, and fire access notes.

    May 11, 2026 · 2 pages · 471 KB · PDS-Concept Review Summary Report

    Download Concept review summary for accessory dwelling unit
  • Describes a proposed ADU for immediate family of the owner, with height under 14 feet, footprint under 500 square feet, reduced rear and side setbacks, and no tree removal needed.

    April 28, 2026 · 1 page · 27 KB · PDS-Other Small Docs

    Download Project description for accessory dwelling unit

Application

  • Application for a 500 square foot accessory dwelling unit on an R-1C zoned residential lot, filed by a tiny home company on behalf of the owner.

    April 28, 2026 · 2 pages · 158 KB · PDS-Application

    Download Planning project application form

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