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Planning project · Planning application

800-square-foot addition and new garage approved for historic district home

The addition would bring the one-story home from about 850 to 1,650 square feet, and a detached garage of about 495 square feet would be built off the alley. City staff approved the project on March 3.

ApprovedPLN26-00024Filed Jan. 9, 2026North End · 1510 N 12th St+1 related filing
Site plan for 800-square-foot addition and new garage approved for historic district home
Site plan from the application documents.
Pin at the reported location; the shaded outline is the primary parcel (Ada County).

About this application

Addition to Non-Contributing Home in Historic District Overlay

Project name on file: 1510 N 12TH ST

Timeline

  1. Two days ago

    4 documents added

  2. March 3, 2026

    Planning Applications: Project Entitled

  3. Jan. 23, 2026

    Pending Application Submittal: Planning Applications in Review

  4. Jan. 21, 2026

    Concept Review Complete: CR Complete - Type 2

  5. Jan. 9, 2026

    Application Submittal: Online

  6. Jan. 9, 2026

    Application filed

Documents

Site plans

  • Site plan showing the proposed detached garage footprint, addition, existing residence, tree protection, setbacks and general construction notes from the architect.

    Jan. 9, 2026 · 1 page · 85 KB · PDS-Other Small Docs

    Download Basic site plan with setbacks and proposed addition

Project narrative

  • Planner's advisory summary of a pre-application concept review for a home addition and detached garage, noting a Minor Certificate of Appropriateness and setback and parking guidance.

    Jan. 21, 2026 · 1 page · 454 KB · PDS-Concept Review Summary Report

    Download Concept review summary report
  • Architect's cover letter describing a home renovation, 800 sq ft addition, and 495 sq ft attached alley-loaded garage with workshop, stating compliance with R-1C/HD-O zoning.

    Jan. 9, 2026 · 1 page · 51 KB · PDS-Other Small Docs

    Download Letter of explanation for Certificate of Appropriateness

Application

  • Application for a single-family attached use in the R-1C zone, filed by the applicant on behalf of the property owner.

    Jan. 9, 2026 · 2 pages · 158 KB · PDS-Application

    Download Planning project application form

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