ADU Regulations in Dana Point, California (2026)

Regulations at a glance

Local rules & notes

Illegal HOA Approval Requirement: The City ordinance requires written evidence of HOA approval before applying for an ADU. HCD states this violates the ministerial approval requirement. Fire Ember Zone Restrictions: The City prohibits ADUs in Fire Ember Zones without a discretionary permit. HCD clarifies that building code standards (materials) apply, but the location cannot be banned. Excessive Fire Wall Requirements: The City requires fire walls for attached ADUs and between main homes and attached garages. HCD flags this as potentially excessive beyond state standards. Bedroom Limitation: The City limits ADUs to a maximum of two bedrooms. HCD warns this may be discriminatory against families with children. Solar Panel Mandate on Conversions: The City requires solar panels on all ADUs. HCD clarifies that conversions and additions are not subject to this Energy Code requirement.

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

Frequently asked questions about ADU regulations in Dana Point

• What is the maximum ADU size in Dana Point, California?

  In Dana Point, 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; Dana Point may follow state defaults or have local limits. Verify with Dana Point planning for your specific lot.

• What are the setback requirements for ADUs in Dana Point?

  In Dana Point, 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 Dana Point planning for overlay zones or design standards that could affect your site.

• What is the maximum height for an ADU in Dana Point?

  In Dana Point, the maximum height for an ADU is generally NaN 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 Dana Point or county planning for your zone.

• Is ADU approval ministerial in Dana Point?

  In Dana Point, 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; Dana Point planning can confirm the exact process.

• Are there parking requirements for ADUs in Dana Point?

  In Dana Point, parking for ADUs is generally Often waived per state law; check local ordinance. California law often waives parking for ADUs within a half-mile of transit or in certain historic districts. Check with Dana Point planning for your address.