ADU Regulations in Agoura Hills, California (2026)

Regulations at a glance

Local rules & notes

Regional Scenario Simulation: SCAG offers a scenario simulation tool allowing jurisdictions to explore more lenient policies, such as reducing setbacks to 2 feet or increasing height to 20 feet. HELPR Tool: SCAG provides the Housing Element Parcel Tool (HELPR) to identify eligible parcels based on physical space and constraints. Pre-Approved Floor Plans: SCAG research team created 19 sample floor plans to assist with design and permitting costs.

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

Frequently asked questions about ADU regulations in Agoura Hills

• What is the maximum ADU size in Agoura Hills, California?

  In Agoura Hills, the maximum ADU size is typically 800 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; Agoura Hills may follow state defaults or have local limits. Verify with Agoura Hills planning for your specific lot.

• What are the setback requirements for ADUs in Agoura Hills?

  In Agoura Hills, 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 Agoura Hills planning for overlay zones or design standards that could affect your site.

• What is the maximum height for an ADU in Agoura Hills?

  In Agoura Hills, 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 Agoura Hills or county planning for your zone.

• Is ADU approval ministerial in Agoura Hills?

  In Agoura Hills, 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; Agoura Hills planning can confirm the exact process.

• Are there parking requirements for ADUs in Agoura Hills?

  In Agoura Hills, parking for ADUs is generally 1. California law often waives parking for ADUs within a half-mile of transit or in certain historic districts. Check with Agoura Hills planning for your address.