Zoning Restrictions: Castaic vs Pasadena
How do zoning restrictions rules compare between Castaic, CA and Pasadena, CA?
Castaic and Pasadena have similar restriction levels.
Castaic, CA
Los Angeles County
Home occupations in unincorporated LA County are regulated under Title 22 zoning. A county business license is required. The business must be incidental to residential use with no exterior evidence of commercial activity. Zoning determines which home-based activities may require a conditional use permit.
View full Castaic rules →Pasadena, CA
Los Angeles County
Pasadena allows home occupations in residential zones under the Zoning Code. The business must be incidental to residential use, conducted by residents, and not alter the property's character.
View full Pasadena rules →Key Facts Comparison
| Fact | Castaic | Pasadena |
|---|---|---|
| Business License | Required from LA County | - |
| Zoning | Must be incidental to residential use | - |
| CUP | May be needed for some activities | - |
| DBA Filing | County clerk if using business name | - |
| Allowed | - | Home occupations in residential zones |
| Employees | - | Residents only |
| Exterior Changes | - | Not permitted |
| Permit | - | May be required |
Highlighted rows indicate differences between cities.
Castaic FAQ
Do I need a permit to work from home in LA County?
If your work is limited to computer/phone-based activities with no clients visiting, no inventory, and no signage, you may not need a home occupation permit. But a county business license is still required. Contact the Department of Regional Planning at (213) 974-6411 to confirm.
How much of my home can I use for business?
No more than 20% of the home's floor area under Title 22 home occupation standards. The business must be clearly secondary to the residential use of the property.
What businesses are not allowed at home?
Businesses involving on-site retail sales, customer traffic, exterior storage, hazardous materials, noise/odor beyond the property line, or more than 20% floor area use. Auto repair, manufacturing, and similar activities are prohibited.
Pasadena FAQ
Can I run a business from home in Pasadena?
Yes, if it is incidental to residential use, conducted by residents, and does not change the property's character or generate excess traffic.
Do I need a permit?
A home occupation permit may be required. Contact the Planning Department for your specific business type.
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