Boise, ID Zoning

5 districts. 4 overlays.
This profile is an earlier edition — some fields may be incomplete. An updated profile is in progress.

Districts

res_sf 5
CodeNameCategory Min lotHeight CoverageFAR Du/acParking Setbacks F/S/R
Residential: Large LotResidential: Large Lotres_sf5,000 sf35 ft0.50.5225 / 25 / 10
Residential: SuburbanResidential: Suburbanres_sf5,000 sf35 ft0.50.5225 / 25 / 10
Residential: TraditionalResidential: Traditionalres_sf5,000 sf35 ft0.50.5225 / 25 / 10
Residential: CompactResidential: Compactres_sf5,000 sf35 ft0.50.5225 / 25 / 10
Residential: UrbanResidential: Urbanres_sf5,000 sf35 ft0.50.5225 / 25 / 10

Confidence: confirmed partial under review not found

Overlays

COD
Character
CON

Applies to: Residential, Commercial, Office, Mixed-Use

coverage adjustment (%)-10
density multiplier-0.2
lot size multiplier0.15
DROD
Design Review
spec

Applies to: Residential, Commercial, Office, Mixed-Use

height multiplier-0.05
FAR multiplier0.05
SLOD
Sensitive Lands
HS

Applies to: Residential, Commercial, Mixed-Use, Office

coverage adjustment (%)-10
setback addition (ft)15
SPD
Specific Plan
spec

Applies to: Residential, Commercial, Office, Mixed-Use

height multiplier-0.05
setback addition (ft)5

Adopted building codes

Statewide; extensive NEC amendments

2018
2024
2023
2018
IECC (Residential)
2018
IECC (Commercial)
2018

Click a code label to open its state-by-state adoption atlas.

Formulas

Definitions

height
Grade to highest point of structure.
lot_coverage
Building footprint / lot area.
far
Gross floor area / lot area.
du_ac
Dwelling units per gross acre.
setback_front
Front property line to nearest building face.
setback_side
Side property line to nearest building face.
setback_rear
Rear property line to nearest building face.
parking
Spaces per dwelling unit unless noted.

Capacity calculations

max_footprint_sf
lot_area_sf * lot_coverage
max_gfa_sf
lot_area_sf * far
buildable_width_ft
lot_width_ft - setback_side_ft * 2
buildable_depth_ft
lot_depth_ft - setback_front_ft - setback_rear_ft
max_stories_approx
max_height_ft / 10

Massing explorer

Interactive 3D comparison across every district. Drag to orbit, scroll to zoom, use the slider to walk districts, and toggle applicable overlays in the right-side panel.

Sort by
LOW
HIGH
drag to orbit · scroll to zoom
Max height
ft
Floor area ratio
Lot coverage
%
Setbacks (F / S / R)
ft
Parking
/unit
Max density
du/ac
Min lot size
sf
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District Category Height FAR Coverage Setbacks Parking Density Min lot Overlays

Research status

Data quality

37%completeness25 confirmed15 partial27 inferred
Documented gaps
  • Quirks not populated — requires markdown source review

Known issues

schema:v1-legacypriority:lowdata:gaps-present

Other cities in this state

Nearest-alphabetical profiles. Click through to compare zoning patterns side-by-side.