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Planning project · Planning application

Lot split with duplex and two accessory units approved for 0.39-acre site

The City Council approved splitting one lot into two. The new lot would get a duplex with an accessory unit, and the existing home's lot could add another, for up to four new homes. Sidewalk improvements are required.

ApprovedPLN26-00014Filed Jan. 7, 2026Morris Hill · 5309 W Denton St+1 related filing
Site plan for Lot split with duplex and two accessory units approved for 0.39-acre site
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

Lot split, duplexes.

Project name on file: 5309 W DENTON ST

Timeline

  1. Oct. 13, 2026

    4 documents added

  2. June 16, 2026

    Planning Applications: Project Entitled

  3. March 5, 2026

    Pending Application Submittal: Planning Applications in Review

  4. March 3, 2026

    Concept Review Complete: CR Complete - Type 4 NBR-IDR Waived

  5. Jan. 16, 2026

    Concept Review Complete: Notes

    Emailed for CR 1/16

  6. Jan. 7, 2026

    Application Submittal: Online

  7. Jan. 7, 2026

    Application filed

Documents

Site plans

  • Site layout showing two duplex units and an ADU on the lot, with setback dimensions, a detached sidewalk, and a walkway to Unit 2 and the ADU.

    Jan. 7, 2026 · 1 page · 247 KB · PDS-Other Small Docs

    Download Proposed site plan

Project narrative

  • Planner's advisory summary for a two-lot subdivision with a future duplex and ADUs, covering required applications, parking, setbacks and streetscape improvements.

    March 3, 2026 · 3 pages · 471 KB · PDS-Concept Review Summary Report

    Download Concept review summary report
  • Describes subdividing a lot to build a two-story duplex with an attached accessory dwelling unit, including unit sizes, bedroom counts and parking.

    Jan. 7, 2026 · 1 page · 59 KB · PDS-Other Small Docs

    Download Project description for subdivision application

Application

  • Application to subdivide a 35-foot-wide lot and build a duplex and accessory dwelling unit in the R-1C zone, with the owner and applicant contact details.

    Jan. 7, 2026 · 2 pages · 158 KB · PDS-Application

    Download Planning project application form

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