Honolulu, HI Zoning

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

Districts

res_mf 6mu 5com 3ind 3res_sf 2cbd 1
CodeNameCategory Min lotHeight CoverageFAR Du/acParking Setbacks F/S/R
R-3.5Residential 3,500res_mf3,500 sf30 ft0.50.7210 / 10 / 5
R-5Residential 5,000res_mf5,000 sf30 ft0.50.7210 / 10 / 5
R-7.5Residential 7,500res_mf7,500 sf30 ft0.50.7210 / 11 / 11
R-10Residential 10,000res_sf10,000 sf30 ft0.50.7210 / 11 / 11
R-20Residential 20,000res_sf20,000 sf30 ft0.50.7210 / 11 / 11
A-1Low Density Apartmentres_mf7,500 sf30 ft0.50.91.510 / 10 / 5
A-2Medium Density Apartmentres_mf10,000 sf60 ft0.51.91.510 / 10 / 10
A-3High Density Apartmentres_mf15,000 sf150 ft0.42.81.510 / 10 / 10
AMX-1Apt Mixed Use Lowmu7,500 sf30 ft0.50.91.510 / 10 / 5
AMX-2Apt Mixed Use Mediummu10,000 sf60 ft0.51.91.510 / 10 / 10
AMX-3Apt Mixed Use Highmu15,000 sf150 ft0.42.81.510 / 10 / 10
ResortResortcom15,000 sf150 ft0.51.4125 / 20 / 20
B-1Neighborhood Businesscom5,000 sf40 ft11310 / /
B-2Community Businesscom5,000 sf150 ft12.535 / /
BMX-3Community Business Mixed Usemu5,000 sf150 ft12.5210 / 5 / 5
BMX-4Central Business Mixed Usecbd5,000 sf350 ft1425 / /
I-1Limited Industrialind5,000 sf60 ft11.5110 / /
I-2Intensive Industrialind5,000 sf60 ft11.5110 / /
I-3Waterfront Industrialind10,000 sf40 ft10.5110 / /
IMX-1Industrial Mixed Usemu5,000 sf60 ft121.510 / /

Confidence: confirmed partial under review not found

Overlays

SMA
Special Management Area
spec

Applies to: Residential, Commercial, Mixed-Use, CBD, Industrial

height multiplier-0.05
SS
Shoreline Setback
spec

Applies to: Residential, Commercial, Mixed-Use

setback addition (ft)20
FP
Flood Hazard
FP

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

coverage adjustment (%)-10
DHDZ
Diamond Head Special District
spec

Applies to: Residential, Commercial, Mixed-Use

height cap (ft)40

Adopted building codes

County adoption; varies

2021
2018
2020

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
Copy zoning profile
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District Category Height FAR Coverage Setbacks Parking Density Min lot Overlays

Research status

Data quality

0%completeness
Documented gaps
  • Quirks not populated — requires markdown source review

Known issues

schema:v1-legacypriority:lowdata:gaps-present