Skip to content

Planning project · Planning application

Lot line adjustment approved for new single-family home on 0.32-acre site

The city approved the adjustment for one new house replacing an existing building in a historic district. Historic preservation approval carries conditions on siding, windows and street-facing garage doors. The final site plan requests no variances.

ApprovedPLN25-00190Filed March 4, 2025North End · 1620 N 5th St+4 related filings
Site plan for Lot line adjustment approved for new single-family home on 0.32-acre site
Site plan from the application documents.
Pin at the reported location; the shaded outline is the primary parcel (Ada County).

About this application

The project would remove an existing non-contributing building at 1620 N 5th St in Boise's North End historic district and build a new single-family home in its place. The Historic Preservation Commission approved the Certificate of Appropriateness for the demolition and new house.

Single-family home in Hillside

Project name on file: 1620 N 5TH ST

Timeline

  1. Two days ago

    19 documents added

  2. Oct. 21, 2025

    Planning Applications: Project Entitled

  3. Sept. 9, 2025

    Pending Application Submittal: Planning Applications in Review

  4. May 27, 2025

    IDR Review Complete: IDR Waived

    The applicant has revised plans to remove the need for a variance. IDR not required for Parcel Consolidation or Category II Hillside permits.

  5. May 27, 2025

    Neighborhood Meeting Review: Not Required

    The applicant has revised plans to remove the need for a variance. Neighborhood Review not required for Parcel Consolidation or Category II Hillside permits.

  6. April 9, 2025

    Concept Review Complete: CR Complete - Type 3

  7. April 9, 2025

    Early Assistance Review: Send to Concept Review

  8. March 5, 2025

    Early Assistance Review: Engineering Preview

  9. March 4, 2025

    Application Submittal: Online

  10. March 4, 2025

    Application filed

Documents

Site plans

  • Revised Gendler Residence site plan, updated in response to comments from Sebrina; the sheet includes general, sewer and water construction notes.

    May 23, 2025 · 13 pages · 10.7 MB · PDS-Other Small Docs

    Download Updated site plan based on staff comments
  • Revised, signed site plan for the Gendler residence stating that no variances are requested, with general, sewer and water construction notes.

    May 20, 2025 · 13 pages · 10.7 MB · PDS-Other Small Docs

    Download Updated and signed site plan, no variances requested
  • Site plan sheets for the Gendler residence, including general construction notes, sewer and water notes, and a vicinity map, referencing Boise City Public Works and ACHD standards.

    March 4, 2025 · 14 pages · 11.6 MB · PDS-Other Small Docs

    Download Site plan with general, sewer and water notes

Plans

  • Structural detail drawings showing foundation schedules, footing and wall reinforcing, and a slab section, with a revision and phase log from design through construction documents.

    May 20, 2025 · 3 pages · 3.7 MB · PDS-Other Small Docs

    Download Structural details sheet
  • Cover sheet of the architectural drawing set listing design criteria, energy and load data, zoning info, the design-phase revision log and general contractor notes.

    March 4, 2025 · 38 pages · 24.1 MB · PDS-Other Small Docs

    Download Architectural drawings set with design data and abbreviations

Project narrative

  • Planning concept review summary for a single-family home in historic, hillside, and wildland-urban interface overlays, noting anticipated variances and driveway heating requirements.

    April 9, 2025 · 3 pages · 457 KB · PDS-Concept Review Summary Report

    Download Concept review summary report
  • Narrative describing the erosion and sediment control plan, with the project call-down list of contractor, owner, preparer and engineer contacts, and a table of contents covering responsibilities and project description.

    March 4, 2025 · 20 pages · 405 KB · PDS-Other Small Docs

    Download Erosion and sediment control plan narrative

Decisions

Application

  • Application form for a single-family detached residence in the R-1C zone, with applicant, owner, and property details, and a hillside questionnaire requirement.

    March 4, 2025 · 2 pages · 153 KB · PDS-Application

    Download Planning project application form

Studies and reports

  • Supplemental structural engineering packet from Structural Edge Engineering covering wall layout and boulder wall sheets for the Gendler residence, under the 2018 IBC.

    May 20, 2025 · 11 pages · 1.5 MB · PDS-Other Small Docs

    Download Updated structural edge engineering packet for boulder walls
  • Addendum to the geotechnical report recommending lateral earth pressures for retaining walls up to 16 to 17 feet tall, with granular backfill and drainage requirements.

    March 4, 2025 · 1 page · 155 KB · PDS-Other Small Docs

    Download Geotechnical report addendum No. 1
  • SITE Consulting's geotechnical findings from December 2023 borings: sandstone at 3-4 feet, a 3000 psf bearing capacity, and earthwork and foundation recommendations.

    March 4, 2025 · 9 pages · 5.2 MB · PDS-Other Small Docs

    Download Geotechnical report with earthwork and foundation recommendations
  • Structural calculations package from Structural Edge Engineering covering design loads, beams, headers, framing, lateral analysis, foundations, and retaining and boulder walls, dated Feb. 27, 2025.

    March 4, 2025 · 269 pages · 8.0 MB · PDS-Other Small Docs

    Download Structural engineering calculations, Gendler Residence

Photos

  • Photo pages showing the subject property and adjacent properties from several street-facing viewpoints.

    March 4, 2025 · 3 pages · 1.9 MB · PDS-Other Small Docs

    Download Existing site photos

Correspondence

  • Architect's letter from Gravitas to city planning staff describing the proposed single-family home, its overlapping historic, wildland and foothills designations, and the surrounding homes.

    March 4, 2025 · 1 page · 64 KB · PDS-Other Small Docs

    Download Applicant's cover letter for single-family residence design
  • Veolia Water Idaho reports available system pressure and fire flow at the site's hydrant under maximum-day conditions, for use in fire sprinkler design.

    March 4, 2025 · 1 page · 99 KB · PDS-Other Small Docs

    Download Veolia water pressure and fire flow availability letter

Other documents

  • Affidavit

    March 4, 2025 · 1.4 MB · PDS-Other Small Docs

  • Hillside checklist

    March 4, 2025 · 802 KB · PDS-Other Small Docs

  • Applicant's answers on hillside project scope: new access road or driveway and grading over 12 inches deep are checked yes, along with retaining walls taller than 4 feet exposed and multiple walls spaced under 10 feet.

    March 4, 2025 · 1 page · 673 KB · PDS-Other Small Docs

    Download Public Works hillside project questionnaire

Nearby

The Boise Builds daily briefing

Every new planning application in Boise, and every filing that changed, in one email each morning. See a sample

Free. One email a day, only when something is new. Unsubscribe anytime.