ADU Regulations in Rancho Cordova, California (2026)

Regulations at a glance

Local rules & notes

Triple-Unit Combination: The city must allow a combination of one converted ADU, one detached new construction ADU, and one JADU on a single-family lot. Front Setback Waiver: Local front setback standards cannot be applied if they prevent an 800 sq. ft. ADU from being built with 4-foot side/rear setbacks. Invalidation of Deed Restrictions: The city's requirement for a recorded deed restriction is non-compliant with state law which prohibits additional standards beyond those in Section 66314.

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

Frequently asked questions about ADU regulations in Rancho Cordova

• What is the maximum ADU size in Rancho Cordova, California?

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

• What are the setback requirements for ADUs in Rancho Cordova?

  In Rancho Cordova, 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 Rancho Cordova planning for overlay zones or design standards that could affect your site.

• What is the maximum height for an ADU in Rancho Cordova?

  In Rancho Cordova, 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 Rancho Cordova or county planning for your zone.

• Is ADU approval ministerial in Rancho Cordova?

  In Rancho Cordova, 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; Rancho Cordova planning can confirm the exact process.

• Are there parking requirements for ADUs in Rancho Cordova?

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