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Zoning certificate · Planning application

Approved: eight homes on small lots, each with a garage-top unit

The city approved plans for four two-story single-family homes on small lots, each with a detached garage and a roughly 400- to 460-square-foot accessory dwelling unit above it. Conditions cover alley garage design and limit construction hours to 7 a.m. to 7 p.m. weekdays.

ApprovedCZC26-00005Filed Jan. 8, 2026Sunset · 1707 N 31st St+4 related filings
Site plan for Approved: eight homes on small lots, each with a garage-top unit
Site plan from the application documents.
The county's parcel map doesn't list the filing's address yet; an address lookup puts it on the shaded parcel (Ada County), and the pin is at its center.

From the filing

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

The city approved plans to build four single-family homes on four small lots at 1707 N 31st St and 3108 W Bella St in Boise, each with a detached garage and an accessory dwelling unit above it. The homes and garage structures are two stories, with a peak height of about 27 feet, and the accessory units are roughly 400 to 460 square feet each.

Residential Small Lots

Project name on file: 3108 W BELLA ST

Timeline

  1. Feb. 24, 2026

    Appeal Period: Completed

  2. Feb. 13, 2026

    Review Complete: Completed

  3. Feb. 13, 2026

    DR: Complete

  4. Jan. 21, 2026

    DR: In Review

  5. Jan. 21, 2026

    Assign Reviewers: Completed

  6. Jan. 9, 2026

    Fee Payment: Payment Received

  7. Jan. 8, 2026

    Prescreen Review: Passed

  8. Jan. 8, 2026

    Prescreen Review: In Progress

  9. Jan. 8, 2026

    Application Submittal: ePlanReview

  10. Jan. 8, 2026

    Application filed

Documents

Site plans

  • Site plan sheet showing building footprint dimensions measured from property lines to foundation, with general construction notes and a drawn scale of 1/8 in = 1 ft.

    Feb. 12, 2026 · 1 page · 545 KB · PDS-Maps and Drawings

    Download Site plan with setback dimensions

Plans

  • Cover sheet for a residential building plan set, listing the sheet index (site plan, floor plans for the units, garage and ADU sheets) and general construction notes.

    Feb. 12, 2026 · 1 page · 794 KB · PDS-Maps and Drawings

    Download Title sheet with project summary and general notes
  • Sheet 7 with garage and ADU floor plans for first and second floors, plus front, rear, left and right elevations, with general framing notes.

    Feb. 12, 2026 · 1 page · 2.8 MB · PDS-Maps and Drawings

    Download Garage and ADU floor plans and elevations
  • Site drawing showing landscape layout, tree placements, planter strips, and lawn areas along the street frontage, with general notes on dimensions and property line verification.

    Feb. 12, 2026 · 1 page · 689 KB · PDS-Maps and Drawings

    Download Landscape plan
  • Floor plans for the first and second floors and front, rear, left and right elevations of the middle unit, with an accessory dwelling unit and garage, on sheet 5.

    Feb. 12, 2026 · 1 page · 2.4 MB · PDS-Maps and Drawings

    Download Middle unit floor plans and elevations
  • Floor plans for the middle unit, with front, rear, left and right elevations and general construction notes, sheet 4.

    Feb. 12, 2026 · 1 page · 2.4 MB · PDS-Maps and Drawings

    Download Middle unit floor plans and elevations
  • Map of the project site showing nearby sidewalks, bike lanes, and bus stops, with surrounding streets, parcels, and schools.

    Feb. 12, 2026 · 1 page · 1.5 MB · PDS-Maps and Drawings

    Download Mobility plan map
  • Floor plans and elevations for the north side of the building, showing unit layouts, square footage for the first and second floors, and an accessory dwelling unit.

    Feb. 12, 2026 · 1 page · 2.4 MB · PDS-Maps and Drawings

    Download North floor plans and elevations
  • Floor plans and elevations for the south side of the building, with unit areas, window and door schedules, and general construction notes.

    Feb. 12, 2026 · 1 page · 2.3 MB · PDS-Maps and Drawings

    Download South floor plans and elevations

Project narrative

  • Applicant's letter describing four small residential lots with single-family homes and ADUs over attached garages, a property line adjustment, demolition, alley paving, and new sidewalks.

    Feb. 11, 2026 · 1 page · 168 KB · PDS-Letter of Intent

    Download Letter of intent for minor design review and lot adjustment

Decisions

  • Approves four single-family dwellings with detached garages and accessory dwelling units on small residential lots, subject to conditions, appeal deadline and permit requirements.

    Feb. 13, 2026 · 13 pages · 315 KB · PDS-Action Letter

    Download Design review approval letter with conditions

Notices

  • City of Boise notice that staff approved four single-family homes with detached garages and accessory dwelling units in an R-2 zone; appeals are due by February 23, 2026.

    Feb. 11, 2026 · 2 pages · 724 KB · PDS-Legal Notice

    Download Notice of approval mailer

Application

  • Application for a zoning certificate for a 458 sq ft, one-bedroom accessory dwelling unit next to a 1,771 sq ft single-family home in an R-2 zone.

    Feb. 11, 2026 · 3 pages · 208 KB · PDS-Application

    Download Zoning certificate application for accessory dwelling unit
  • Application B for an Assured Water Supply certification for a development within a water provider's service area, with applicant contact and general information in Section A.

    Feb. 11, 2026 · 10 pages · 832 KB · PDS-Other Small Docs

    Download Assured Water Supply Application B
  • Boise zoning certificate application for a 458 sq ft accessory dwelling unit with one bedroom on a residential lot in an R-2 zone, with a submittal checklist.

    Jan. 8, 2026 · 3 pages · 206 KB · PDS-Application

    Download Zoning certificate application for accessory dwelling unit

Photos

  • Eight photographs dated Jan. 9, 2026, attached to the zoning certificate application; the pages contain no descriptive text.

    Feb. 11, 2026 · 8 pages · 2.2 MB · PDS-Photos

    Download Site photos

Correspondence

Other documents

  • Noticing radius map

    Feb. 11, 2026 · 518 KB · PDS-Maps and Drawings

  • Statement of legal interest

    Feb. 11, 2026 · 546 KB · PDS-Statement of Legal Interest

  • Submittal checklist

    Feb. 11, 2026 · 856 KB · PDS-Submittal Checklist

  • Receipt

    Jan. 9, 2026 · 135 KB · PDS-Receipts

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