ADU Regulations in West Covina, California (2026)

Regulations at a glance

Local rules & notes

HOA Interference Prohibited: Homeowners’ associations and third parties are strictly prohibited from influencing or reviewing ADU permit applications. 60-Day Deemed Approved Rule: If the city does not approve or deny a completed ADU application within 60 days, it is legally deemed approved. Unpermitted ADU Amnesty: The city cannot deny a permit for an unpermitted ADU built before 2020 based on building code violations unless they are health/safety issues.

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

Frequently asked questions about ADU regulations in West Covina

• What is the maximum ADU size in West Covina, California?

  In West Covina, the maximum ADU size is typically 1200 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; West Covina may follow state defaults or have local limits. Verify with West Covina planning for your specific lot.

• What are the setback requirements for ADUs in West Covina?

  In West Covina, 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 West Covina planning for overlay zones or design standards that could affect your site.

• What is the maximum height for an ADU in West Covina?

  In West Covina, 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 West Covina or county planning for your zone.

• Is ADU approval ministerial in West Covina?

  In West Covina, 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; West Covina planning can confirm the exact process.

• Are there parking requirements for ADUs in West Covina?

  In West Covina, 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 West Covina planning for your address.