ADU Regulations in El Cerrito, California (2026)

Regulations at a glance

Local rules & notes

Ordinance Noncompliance / State Law Default: The City's local ordinance (2021-03) is noncompliant. The City has informed HCD that it will process all applications using State ADU Law exclusively. Repeal of Local Ordinance: HCD advises the City to repeal the outdated ordinance to prevent confusion, as the text in the City Code does not match the rules actually being enforced (State Law).

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

Frequently asked questions about ADU regulations in El Cerrito

• What is the maximum ADU size in El Cerrito, California?

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

• What are the setback requirements for ADUs in El Cerrito?

  In El Cerrito, 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 El Cerrito planning for overlay zones or design standards that could affect your site.

• What is the maximum height for an ADU in El Cerrito?

  In El Cerrito, 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 El Cerrito or county planning for your zone.

• Is ADU approval ministerial in El Cerrito?

  In El Cerrito, 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; El Cerrito planning can confirm the exact process.

• Are there parking requirements for ADUs in El Cerrito?

  In El Cerrito, 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 El Cerrito planning for your address.