Structure Height Limits: Oxnard vs Thousand Oaks
How do structure height limits rules compare between Oxnard, CA and Thousand Oaks, CA?
Oxnard and Thousand Oaks have similar restriction levels.
Oxnard, CA
Ventura County
Oxnard's zoning code limits building height by zoning district. Single-family residential zones typically allow 30 to 35 feet. Height limits in the coastal zone may be more restrictive to protect ocean views and neighborhood character.
View full Oxnard rules →Thousand Oaks, CA
Ventura County
Residential structures in Thousand Oaks are generally limited to 28-35 feet in height depending on the zoning district under TOMC Chapter 9. Hillside areas may have reduced height limits. Exceptions exist for chimneys, antennas, and rooftop equipment.
View full Thousand Oaks rules →Key Facts Comparison
| Fact | Oxnard | Thousand Oaks |
|---|---|---|
| R-1 Residential | 30–35 feet / 2 stories max | - |
| Coastal Zone | May be more restrictive | - |
| ADU Height | 16 feet for detached single-story | - |
| Measurement | Average grade to highest point | - |
| Residential Height | - | 28-35 ft depending on zone |
| Hillside | - | May be reduced from natural grade |
| Chimneys | - | Up to 3 ft above roof typically exempt |
| Code | - | TOMC Chapter 9 |
Highlighted rows indicate differences between cities.
Oxnard FAQ
How tall can I build in Oxnard?
Standard single-family zones allow 30-35 feet or two stories. Height limits vary by zone and may be more restrictive in the coastal area. Check with Community Development for your specific property.
Are there special height limits near the coast in Oxnard?
Yes. Properties in the coastal zone may have additional height restrictions under Oxnard's Local Coastal Program to protect public views and coastal character.
How tall can an ADU be in Oxnard?
Detached single-story ADUs are limited to 16 feet. Two-story ADUs may be allowed up to greater heights under recent California ADU law updates depending on location.
Thousand Oaks FAQ
How tall can I build in Thousand Oaks?
Single-family residential zones generally allow 28-35 feet. Hillside areas may have lower limits. Check your specific zoning district with Community Development at (805) 449-2100.
How is building height measured?
Height is typically measured from finished grade to the highest point of the roof. In hillside overlay zones, measurement may be from natural grade to prevent excessive visual impact.
Can I exceed the height limit for a chimney?
Yes, chimneys, ventilation stacks, and similar features are typically allowed to extend up to 3 feet above the maximum roof height.
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