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Mariposa, CA

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STR Regulations for Mariposa, California

Overview: Are Short-Term Rentals Allowed?

Yes, short-term rentals are explicitly allowed in Mariposa County, California. However, they are subject to comprehensive regulation and require proper permitting through multiple county departments. Property owners must navigate specific health, safety, and planning requirements to legally operate vacation rentals or bed and breakfasts in this market.

Mariposa County has established a robust regulatory framework for short-term rentals (STRs), acknowledging their economic importance while ensuring community compatibility and environmental protection. The county allows both hosted and unhosted STRs, though different standards apply based on location and property type.

What do Airbnb hosts actually earn in Mariposa?

Mariposa hosts earn a median $42,434/year with $241 ADR and 58% occupancy.

Top performers pull in $57,243+ per year.

See the full Mariposa market breakdown

How to Start a Short-Term Rental Business in Mariposa County

Initial Assessment and Planning

Before beginning the application process, property owners must conduct a thorough assessment:

  1. Verify Property Eligibility: Confirm your property is located in an area that permits short-term rentals according to zoning requirements
  2. Assess Infrastructure Capacity: Verify that your septic system can accommodate the intended number of guests and that water quality meets county standards
  3. Review Planning Area Regulations: Determine which specific planning area standards apply to your property
  4. Contact MPUD if Applicable: If your property is serviced by Mariposa Public Utility District (MPUD), contact them at 209-966-2515 regarding Ordinance #58, which may affect your ability to proceed

Planning Area Considerations

Mariposa County applies different regulations based on specific planning areas:

  • Ag Exclusive Zone: Agricultural Homestay standards apply
  • Coulterville and All Other Countywide Areas: General county standards per MCC 17.108.180
  • Fish Camp Town Planning Area: Specialized town planning standards
  • Mariposa Town Specific Plan Planning Area: Town-specific requirements
  • Wawona Town Planning Area: Specialized standards with federal jurisdiction considerations

Application Process Flow

  1. Initial Consultation: Contact Environmental Health Department to review septic and water system requirements
  2. System Verification: Complete septic system inspection and water quality testing
  3. Planning Department Review: Submit plans according to applicable planning area standards
  4. Multi-Department Coordination: Work with Building, Fire, Health, and Planning departments
  5. TOT Certificate Application: Apply for Transient Occupancy Tax certificate
  6. Final Inspections: Complete all required safety and compliance inspections
  7. Certificate Issuance: Receive approval to begin operations

Required Documents, Permits, Licenses, and Guidelines

Essential Documentation Checklist

Health and Environmental Requirements

  • Septic System Documentation:

    • Septic tank inspection and pumping report (within last 3 years)
    • Inspection report from a Certified Septic Pumper
    • Flow test results on leachfield
    • Septic system design capacity documentation
    • Request for Septic System Review form (PDF)

  • Water Quality Documentation:

    • Drinking water analysis meeting Water Quality Monitoring Schedule requirements
    • Testing from a Certified Water Testing Laboratory
    • Current test results within required frequency periods
    • Water Quality Monitoring Schedule (PDF)

Planning and Permitting Documents

  • TOT Property Characteristics Form (completed by Assessor's Office)
  • Site plan drawing (per drawing guidelines)
  • Building Department compliance verification
  • Fire and Safety inspection clearance
  • General Information Packet (contains all inspection checklists)

Required Permits and Licenses

  1. Transient Occupancy Tax (TOT) Certificate: Required for all vacation rentals
  2. Planning Department Approval: Based on specific planning area requirements
  3. Environmental Health Clearance: For septic and water systems
  4. Building Department Inspection: Ensuring code compliance
  5. Fire Department Safety Clearance: Meeting fire code requirements

Current Checklists Available

  • Building Department checklist (PDF)
  • Fire and Safety checklist (PDF)
  • Planning Department checklist (PDF)
  • Health Department checklists (PDF)

Bedroom Limitations

Current Restriction: New short-term rentals are limited to three bedrooms or less, established by Ordinance 1116 in 2016 to ensure compliance with California Building Code requirements, particularly septic system sizing for residential (not commercial) use.

Proposed Changes: The Planning Commission has recommended increasing the maximum to five bedrooms, subject to California State Building Code compliance to protect local water resources.

Specific Regulations for Short-Term Rentals

Health and Environmental Standards

Septic System Requirements

  • Maximum Occupancy: Determined by septic system design capacity
  • Inspection Timeline: Required within 3 years of application
  • Certified Inspector: Must be conducted by a Certified Septic Pumper
  • Pumper's Report: Certifying tank condition and leachfield flow test results
  • Exemptions: New systems (under 3 years in working order) and properties on public sewer systems

Water Quality Standards

  • Mandatory Testing: Drinking water analysis required for properties on private wells
  • Testing Schedule: Must meet Water Quality Monitoring Schedule frequencies
  • Laboratory Requirements: Must use Certified Water Testing Laboratory
  • Exemptions: Properties connected to public water systems

Zoning and Land Use Regulations

Current Bedroom Limitations

  • Maximum Bedrooms: 3 bedrooms for new STRs (per MCC 17.108.180)
  • Building Code Compliance: Must comply with California State Building Code
  • Residential vs Commercial Use: Septic systems must be sized for residential use, not commercial/larger group use

Planning Area Specific Standards

Each planning area has specific requirements documented in:

  • Ag Exclusive Zone: Agricultural Homestay standards
  • Coulterville and Countywide: General standards (MCC 17.108.180)
  • Fish Camp Town Planning Area: Specialized standards
  • Mariposa Town Specific Plan: Town-specific requirements
  • Wawona Town Planning Area: Special jurisdiction standards

Operational Requirements

Safety and Compliance

  • Building Code: Compliance with California State Building Code
  • Fire Safety: Fire code compliance and prevention measures
  • Property Standards: Ongoing maintenance and safety standards
  • Emergency Contact: Availability and posting requirements

Financial Obligations

  • Transient Occupancy Tax (TOT): Must be collected from guests and remitted regularly
  • Certificate Maintenance: TOT certificate must be current and displayed
  • Inspection Fees: Various department inspection and review fees
  • Environmental Health Fee: $99 review fee required

Record Keeping and Monitoring

  • Guest Registration: Maintain guest records
  • TOT Documentation: Track collection and remittance
  • Maintenance Records: Document inspections and repairs
  • Annual Self-Inspection: Required for TOT certificate holders

Special Considerations

MPUD Ordinance #58

Properties serviced by Mariposa Public Utility District are subject to Ordinance #58. Contact MPUD at 209-966-2515 before proceeding with applications.

Federal Jurisdiction Areas

In Wawona, federal jurisdiction applies with a Memorandum of Understanding between County and National Park Service, requiring county review of building department work due to private ownership of parcels.

Contact Information for Local Authorities

Primary Contact - Environmental Health Department

Mariposa County Environmental Health

  • Physical Address: 5100 Bullion Street, Mariposa, CA 95338
  • Mailing Address: PO Box 5, Mariposa, CA 95338
  • Phone: 209-966-2220
  • Fax: 209-966-8248
  • Email: eh@mariposacounty.org
  • Hours: Monday - Friday, 8 am - 5 pm (Closed on County Holidays)
  • Emergency Phone: 911; BH Crisis Line: 209-966-7000

Mariposa Public Utility District (MPUD)

  • Phone: 209-966-2515
  • Purpose: Ordinance #58 compliance for sewer lateral replacement program

Planning Department

  • Contact: Through main county directory
  • Purpose: Planning area requirements and zoning compliance

Treasurer/Tax Collector (TOT)

  • Contact: Through main county system
  • Purpose: Transient Occupancy Tax matters

California State-Level Regulations

Since Mariposa operates under county jurisdiction rather than specific city regulations, operators must comply with California state requirements:

Tax Obligations

  • State Tax Requirements: California tax code compliance for rental income
  • Transient Occupancy Tax: County TOT in addition to state requirements

Building and Safety Codes

  • California Building Code: State building standards compliance
  • Fire Code: State fire safety requirements
  • Environmental Regulations: California Environmental Quality Act (CEQA) compliance where applicable

Consumer Protection

  • Fair Housing Laws: State and federal fair housing compliance
  • Consumer Protection Regulations: California consumer protection requirements

Source Links and Additional Resources

Official County Resources

Downloadable Forms and Documents

  • General Information Packet (PDF)
  • TOT Property Characteristics Form (PDF)
  • Site Plan Drawing Guidelines (PDF)
  • Building Department checklist (PDF)
  • Fire and Safety checklist (PDF)
  • Planning Department checklist (PDF)
  • Health Department checklists (PDF)
  • Certified Septic Pumpers list (PDF)
  • Certified Water Testing Laboratories list (PDF)
  • Water Quality Monitoring Schedule (PDF)
  • Request for Septic System Review (PDF)

Planning Area Standards

  • AH for Ag Exclusive Zone (PDF) 17.40
  • Coulterville and All Other Countywide (PDF) 17.108.180
  • Fish Camp Town Planning Area (PDF)
  • Mariposa Town Specific Plan Planning Area (PDF)
  • Wawona Town Planning Area (PDF)

Regulatory Documents

Investment Considerations and Market Outlook

Regulatory Environment

Mariposa County has taken a balanced approach to STR regulation, allowing operations while implementing safeguards for community character and environmental protection. The county is currently reviewing and updating regulations, with the Planning Commission recommending increased bedroom limits and housing trust fund creation.

Compliance Costs

  • Environmental Health Review: $99 fee
  • Multiple Department Reviews: Various inspection fees
  • Ongoing Compliance: Annual self-inspections and certificate renewals

Enforcement

  • Inspection Authority: County maintains inspection rights
  • Violation Consequences: Permit revocation possible for non-compliance
  • Financial Penalties: TOT non-payment and other violations

This comprehensive regulatory framework ensures that short-term rental operations in Mariposa County maintain high standards for guest safety, environmental protection, and community compatibility while providing a clear pathway for legitimate business operations in this attractive tourist destination market.

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Mariposa

Market Saturation Score

036912
High Saturation
8/ 12
months with declining YoY revenue
8–10 declining months: high saturation - supply likely outpacing demand.
View Full Mariposa Market Analysis

Photos of Mariposa

Overview of Mariposa

Mariposa is a small historic town in the foothills of California's Sierra Nevada, serving as the county seat of Mariposa County. With a population of roughly 1,400 residents, it carries the unhurried character of a former Gold Rush settlement, with weathered brick storefronts, wooden porches, and a steady flow of travelers passing through on their way to one of the country's most famous national parks. Mariposa is widely recognized as the southern gateway to Yosemite National Park, and it lies approximately 60 miles north of Fresno, the nearest sizable California city.

Yosemite is the marquee draw for anyone staying in Mariposa, and the town functions as a convenient base for visitors who want to avoid the busier gateways farther north. From downtown Mariposa, the drive to the Arch Rock entrance on Highway 140 is roughly 45 minutes, after which it takes another hour or so to reach Yosemite Valley, where the park's iconic landmarks, including El Capitan, Half Dome, and Yosemite Falls, come into view. The park's Mariposa Grove of Giant Sequoias, home to some of the largest trees on Earth, can also be reached from the area via the South Entrance near Wawona, about an hour's drive south of Mariposa.

Right in town, the Mariposa County Courthouse rewards those interested in California history. Built in 1854, it is one of the oldest county courthouses still in continuous use in California, and the building's white columns and broad verandas stand out against the surrounding Sierra foothills. The courthouse grounds include a small museum of local Gold Rush artifacts, giving visitors a sense of the rough-and-tumble era when Mariposa served as a supply center for nearby mining camps.

A short walk from the courthouse, the California State Mining and Mineral Museum showcases the mineral wealth that drew settlers to the region in the mid-1800s. The collection includes gold specimens, gemstones, and antique mining equipment, offering a tactile counterpoint to the forested landscapes that surround the town. Pairing a quick museum visit with a stroll along Mariposa's historic main street, where galleries, antique shops, and cafes occupy nineteenth-century buildings, gives guests a sense of the town's dual identity as both a Gold Country relic and a modern travel crossroads.

Mariposa's appeal for short-term rental investors lies in this rare combination: a small town with preserved historic character, a reliable stream of visitors drawn by a world-class national park, and a location that puts guests within easy reach of high-country scenery without the crowds and higher nightly rates of gateway communities inside the park boundary. Owners benefit from both the summer hiking season and the quieter shoulder months, when fall colors, spring wildflowers, and snowy vistas all draw travelers eager to experience the Sierra from a comfortable home base.

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