Los Angeles County Unincorporated
Zoning districts
37 districts, grouped by category.
Agricultural
2Commercial
5Business Zone
Business Zone
Commercial Zone C-1
- Max height
- 35 ft
- Max height
- 35 ft
- Permitted uses
- 9
Commercial Zone C-3
- Max height
- 35 ft
Other
11Industrial
4M-1 (Avocado Heights CSD)
- Min lot
- 20,000 sq ft (0.46 ac)
- Max height
- 45 ft
- Front setback
- 20 ft
- Permitted uses
- 1
M-2 Zone
- Min lot
- 15,000 sq ft (0.34 ac)
- Permitted uses
- 315
Industrial Zone
Mixed use
5Mixed Use Zone 1
- Max height
- 40 ft
- Front setback
- 5 ft
- Permitted uses
- 20
Mixed Use 2 Zone
- Max density
- 150 du/ac
- Permitted uses
- 66
Mixed Use 3 Zone
- Max density
- 150 du/ac
- Permitted uses
- 52
Residential
10South San Gabriel CSD - R-1
- Front setback
- 50 ft
- Permitted uses
- 24
Single-Family Residential
- Front setback
- 50 ft
- Permitted uses
- 14
Multi-Family Residential
- Max height
- 35 ft
- Front setback
- 15 ft
- Permitted uses
- 2
R-4 Zone
- Max height
- 35 ft
- Front setback
- 25 ft
- Permitted uses
- 5
High Density Multiple Residence Zone
- Max height
- 65 ft
- Permitted uses
- 8
Residential Low-Medium 1 Zone
- Max density
- 18 du/ac
- Permitted uses
- 19
Residential Low-Medium 2 Zone
- Max density
- 30 du/ac
- Permitted uses
- 18
Willowbrook Residential 1 Zone
- Front setback
- 6 ft
- Permitted uses
- 1
Willowbrook Residential 2 Zone
- Front setback
- 6 ft
- Permitted uses
- 1
Willowbrook Residential 3 Zone
- Front setback
- 6 ft
- Permitted uses
- 1
General provisions
1,302 rules that bind every district rather than one — sign regulations, parking, floodplain and the rest of the code’s citywide chapters.
This Chapter establishes comprehensive parking provisions to effectively regulate the design of parking facilities and equitably establish the number of parking spaces required for various uses.
This Chapter establishes comprehensive parking provisions to effectively regulate the design of parking facilities and equitably establish the number of parking spaces required for various uses.
Projects that are subject to Section 22.121.030.B shall provide a minimum of 20 percent affordable housing set-aside for lower-income households.
All development, as defined in Chapter 12.84 (Low Impact Development Standards) of Title 12 (Environmental Protection) of the County Code, shall comply with the low-impact development requirements of said Chapter.
A certificate of appropriateness is required prior to conducting any of the following work: 1. Work involving or impacting the exterior of a landmark structure or property located within a historic district; 2. Work involving or impacting a character-defining feature of a landmark or historic district; and 3. Work which requires a certificate of appropriateness pursuant to the resolution or ordinance designating the landmark or historic district.
For projects that are primarily residential with three or fewer units per lot, a minimum of two trees shall be planted on each lot; for projects with four or more units, one tree per 5,000 sq ft of building footprint; for non-residential, three trees per 10,000 sq ft of developed lot area.
Where an outdoor recycling and solid waste storage area is separated from an adjoining building, it shall be no closer than 10 feet from any building or 20 feet from any door or window in linear distance. Storage areas shall have a vertical dimension of at least eight feet. At least one sign, not to exceed four square feet in area, shall be provided.
A landscaped setback of a minimum 15 feet in depth and a minimum three feet in height, shall be provided along the adjoining property lines or street frontage that directly faces any portion of an existing industrial, recycling or solid waste use, or vehicle-related use. Solid walls shall be provided ... and shall have a uniform height of at least eight feet. All windows in any buildings shall be double-glazed. Balconies shall be prohibited on the side of a building that faces an adjoining lot containing an existing industrial use. Air filtration systems shall be provided.
No adult business shall be located within 250 feet of any lot upon which there is located any residence... and within 500 feet of any church, chapel or other publicly recognized place of worship...
The property shall be at least one-tenth of an acre and no more than three acres in size. The property shall be vacant or unimproved and shall contain no habitable structures.
Application and review procedures for zone changes, including Type IV review, water supply adequacy, and required findings.
This Chapter applies to parcels located in the unincorporated area affected by the Woolsey Fire, as identified on Map 1, below.
This Chapter applies to lots or parcels of land located in the unincorporated areas of Los Angeles County affected by the Lake Fire or the Bobcat Fire, as identified on Maps 1 and 2, below.
The area of applicability shall be limited to within the boundary of the disaster. Such statement and map shall be kept on file with the Department, made available to the public, and provided to the Board.
In January 2025, the Eaton Fire caused the damage or destruction of 6,921 structures in the unincorporated Altadena and Kinneloa Mesa communities.
Community Wide Development Standards: ... All uses in commercial land classifications ... shall not exceed a height of 35 feet ... Only split rail, open wood, wire, or wrought iron style ... at least 70 percent of the entire fence area shall be non-view-obscuring ... No new drive-through facility or service shall be permitted.
All drilling and redrilling equipment shall be removed from the site within 90 days following the completion of drilling or redrilling activities unless the equipment is to be used at the oil field within five days for drilling or redrilling operations.
New lots shall have a minimum lot area of one gross acre. Culs-de-sac shall be prohibited.
New lots shall have a minimum area of 20 gross acres. Gated or walled subdivisions are prohibited.
New lots shall have a minimum area of two gross acres. All wires and cables that provide utility services ... shall be placed underground.
Source documents
The chapters of the adopted code that were retrieved, read and extracted from. Everything above traces back to one of these.