ADU Regulations in Elk Grove, California (2026)

Regulations at a glance

Local rules & notes

Mandatory Pre-Approved Plans for OTC: To qualify for the Over-the-Counter program, the applicant is strictly required to use the City's predeveloped plans, rather than just having them as an option. Solar Requirement for Detached ADUs: Explicitly enforces the 2022 California Energy Code requirement for PV solar on newly constructed detached ADUs submitted on or after Jan 1, 2020.

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

Frequently asked questions about ADU regulations in Elk Grove

• What is the maximum ADU size in Elk Grove, California?

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

• What are the setback requirements for ADUs in Elk Grove?

  In Elk Grove, 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 Elk Grove planning for overlay zones or design standards that could affect your site.

• What is the maximum height for an ADU in Elk Grove?

  In Elk Grove, 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 Elk Grove or county planning for your zone.

• Is ADU approval ministerial in Elk Grove?

  In Elk Grove, 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; Elk Grove planning can confirm the exact process.

• Are there parking requirements for ADUs in Elk Grove?

  In Elk Grove, 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 Elk Grove planning for your address.