ADU Regulations in Yreka, California (2026)

Regulations at a glance

Local rules & notes

Unlawful Use Permit Requirement: The city attempted to require use permits for ADUs in commercial and industrial zones (CPO, C-2, CH, CT, M-1), which HCD flagged as a violation of ministerial approval requirements. Triple ADU Potential: HCD clarified that single-family residences are allowed up to three units by combining conversion and detached ADU categories. JADU Garage Conversion: The ordinance must explicitly allow JADUs to be constructed within attached garages.

For the official ordinance and latest updates, check your city or county planning department.

Frequently asked questions about ADU regulations in Yreka

• What is the maximum ADU size in Yreka, California?

  In Yreka, the maximum ADU size is typically NaN square feet, depending on whether the unit is attached or detached. California state law allows up to 1,200 sq ft for detached ADUs and 800 sq ft for attached in many jurisdictions; Yreka may follow state defaults or have local limits. Verify with Yreka planning for your specific lot.

• What are the setback requirements for ADUs in Yreka?

  In Yreka, typical setback requirements are 4 feet from the side property line and 4 feet from the rear. These may be reduced to 4 feet under California Government Code § 65852.2 where applicable. Check with Yreka planning for overlay zones or design standards that could affect your site.

• What is the maximum height for an ADU in Yreka?

  In Yreka, the maximum height for an ADU is generally 16 feet. State law often allows up to 16 feet for detached ADUs and up to 25 feet when within 4 feet of the property line in some cases. Confirm with Yreka or county planning for your zone.

• Is ADU approval ministerial in Yreka?

  In Yreka, ADU approval is typically Ministerial (by-right) per Gov Code §65852.2. Ministerial (by-right) review means the city must approve qualifying applications without discretionary review, per California Gov Code § 65852.2. Your project must still meet objective standards; Yreka planning can confirm the exact process.

• Are there parking requirements for ADUs in Yreka?

  In Yreka, parking for ADUs is generally false. California law often waives parking for ADUs within a half-mile of transit or in certain historic districts. Check with Yreka planning for your address.