ADU Regulations in El Segundo, California (2026)

Regulations at a glance

Local rules & notes

Local Ordinance Null and Void: HCD indicates the city's 2017 ordinance is outdated. If it fails to meet state requirements, it is 'null and void' and the jurisdiction must apply state standards directly. Deemed Approved Mechanism: Applications are deemed approved if the local agency has not acted within 60 days. Amnesty for Unpermitted Units: Local agencies cannot deny permits for unpermitted ADUs built before 2020 unless there is a health/safety violation.

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

Frequently asked questions about ADU regulations in El Segundo

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

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

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

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

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

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

• Is ADU approval ministerial in El Segundo?

  In El Segundo, 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 Segundo planning can confirm the exact process.

• Are there parking requirements for ADUs in El Segundo?

  In El Segundo, 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 Segundo planning for your address.