Orange County SB-684 Implementation: What Property Owners Need to Know

Orange County has implemented SB-684 with specific local adaptations that reflect the county's unique character and development patterns. This guide provides property owners with essential information about lot splitting in Orange County.
Orange County's SB-684 Approach
Orange County has been proactive in implementing SB-684, recognizing its potential to address housing needs while respecting existing neighborhood character.
Jurisdiction-Specific Requirements
Orange County includes 34 incorporated cities, each with their own SB-684 implementation:
Major Cities and Requirements:
**Anaheim
**
- Minimum original lot
6,000 sq ft
- Each resulting lot
3,000 sq ft minimum
- Special requirements in historic districts
**Irvine
**
- Higher standards due to planned community nature
- Architectural review may be required
- Standard state minimums apply
- Expedited review for qualifying projects
- Strong support for housing creation
- Coastal Commission coordination required
- Higher minimum lot sizes in some areas
- Environmental review may be necessary
- Coastal zone considerations
- Standard SB-684 requirements
- Beach proximity may affect timelines
- Coastal Commission review (adds 30-60 days)
- Environmental studies (adds 30-45 days)
- Public notification periods (adds 15-30 days)
- Holiday seasons and staff availability
- California Coastal Commission oversight
- Sea level rise considerations
- Public access requirements
- Extended review processes
- John Wayne Airport flight path restrictions
- Noise considerations may apply
- Height limitations in some areas
- Additional design review required
- Preservation requirements
- Extended approval timelines
- Strong appreciation trends
- High demand for buildable lots
- Limited inventory drives values
- Strong rental markets support development
- Use Orange County experienced consultants
- Verify local jurisdiction expertise
- Check references from recent projects
- Engage neighbors early in process
- Address concerns proactively
- Maintain open communication
- Understand local variations
- Plan for required studies
- Budget for extended timelines
- Water supply constraints in some areas
- Sewer capacity limitations
- Traffic congestion concerns
- Neighborhood character concerns
- Parking and traffic impacts
- Property value impacts on neighbors
- Multiple jurisdiction coordination
- Overlapping agency requirements
- Changing regulations and interpretations
- Target appropriate neighborhoods
- Choose lots with good access
- Consider utility availability
- Plan around seasonal patterns
- Coordinate with local development cycles
- Consider market conditions
- Build relationships with local officials
- Use established professional networks
- Leverage experienced team members
- Minimum original lot
7,200 sq ft
**Santa Ana
**
**Newport Beach
**
**Huntington Beach
**
County Application Process
*Pre-Application Phase
*
1. Initial property assessment
2. Zoning verification
3. Utility availability check
4. Neighborhood compatibility review
*Formal Application
*
1. Complete application package submission
2. Administrative completeness review
3. Technical analysis and review
4. Public notification (if required)
5. Final approval and conditions
Timeline Expectations
*Typical Orange County Timeline
*
- Application preparation
4-6 weeks
- Submittal to approval
60-90 days
- Processing and recording
2-3 weeks
- Total timeline
4-5 months
*Factors Affecting Timeline
*
Cost Structure in Orange County
*Application Fees by City
*
- Most cities
$2,500-4,500
- Premium cities (Newport, Irvine)
$3,500-6,000
- County unincorporated areas
$2,800-4,200
*Additional Costs
*
- Coastal Commission review
$1,500-3,000
- Traffic studies
$2,000-5,000 (if required)
- Environmental assessment
$1,500-4,000
Special Considerations
*Coastal Areas
*
*Airport Proximity
*
*Historic Districts
*
Market Conditions
Orange County's strong real estate market creates favorable conditions for lot splits:
*Average Property Values
*
- Median home price
$1.2-1.8 million
- High-end areas
$2-5 million+
*Development Demand
*
Success Factors
*Choosing the Right Professional Team
*
*Community Relations
*
*Regulatory Compliance
*
Common Challenges
*Infrastructure Limitations
*
*Community Opposition
*
*Regulatory Complexity
*
Opportunities for Success
*Strategic Property Selection
*
*Optimal Timing
*
*Professional Relationships
*
Orange County's implementation of SB-684 provides significant opportunities for property owners who understand local requirements and work with experienced professionals. Success requires careful planning, adequate budgeting, and patience with the regulatory process.