Overview
Worth knowing
- Louisiana has NO statewide zoning preemptions — all zoning authority is local. [confirmed]
- AICUZ overlay from Barksdale AFB imposes federal (not state) height/use restrictions near base. [confirmed]
- R-4 highest density at 21.8 du/ac with 65 ft height and 2.0 FAR — densest residential district. [confirmed]
+ 1 more in Quirks & notes
Districts
res_sf 3res_mf 2com 2ind 2
| Code | Name | Category | Min lot | Height | Coverage | FAR | Du/ac | Parking | Setbacks F/S/R |
|---|---|---|---|---|---|---|---|---|---|
| R-A | Residential-Agricultural | res_sf | 7,200 sf | 35 ft | — | — | 6.2 | — | 22[1] / 6[2] / 20[3] |
| R-1 | Single-Family Residential | res_sf | 5,400 sf | 35 ft | — | — | 8 | — | 20[4] / 5[5] / 20[6] |
| R-2 | Two-Family Residential | res_sf | 4,000 sf | 35 ft | — | — | 10.9 | — | 20[7] / 5[8] / 20[9] |
| R-3 | Multi-Family Residential Low | res_mf | 3,000 sf | 45 ft | — | — | 14.5 | — | 15[10] / 5[11] / 15[12] |
| R-4 | Multi-Family Residential High | res_mf | 2,000 sf | 65 ft | — | 2 | 21.8 | — | 10[13] / 5[14] / 15[15] |
| C-1 | Neighborhood Commercial | com | — | 65 ft | — | — | — | — | 17[16] / 10[17] / 20[18] |
| C-2 | General Commercial | com | — | 85 ft | — | — | — | — | 5[19] / 5[20] / 10[21] |
| M-1 | Light Industrial | ind | — | 85 ft | — | — | — | — | 25[22] / 17[23] / 25[24] |
| M-2 | Heavy Industrial | ind | — | 100 ft | — | — | — | — | 45[25] / 35[26] / 50[27] |
Confidence: confirmed partial under review not found
Adopted building codes
Statewide
Click a code label to open its state-by-state adoption atlas.
Quirks & notes
- Louisiana has NO statewide zoning preemptions — all zoning authority is local. [confirmed]
- AICUZ overlay from Barksdale AFB imposes federal (not state) height/use restrictions near base. [confirmed]
- R-4 highest density at 21.8 du/ac with 65 ft height and 2.0 FAR — densest residential district. [confirmed]
- Estate district (R-A) with 7,200 sf min lot — larger-lot single-family at edge of city. [confirmed]
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.
- impervious_cover
- 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- max_units_from_density
lot_area_sf * du_ac / 43560- buildable_width_ft
lot_width_ft - setback_side_ft * 2- buildable_depth_ft
lot_depth_ft - setback_front_ft - setback_rear_ft- buildable_envelope_sf
buildable_width_ft * buildable_depth_ft- max_stories_approx
max_height_ft / 10- max_gfa_from_envelope
min(buildable_envelope_sf * max_stories_approx, max_gfa_sf)- parking_required
units * parking
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
Max height
— ft
——
Floor area ratio
—
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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 |
|---|
Sources & references
Citations
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Research status
Data quality
50%completeness71 confirmed20 partial27 inferred
Documented gaps
- Lot coverage percentages not extracted
- FAR values except R-4 not extracted
- Parking ratios not extracted
- Overlay districts not documented
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.