ADU Regulations in Huntington Park, California (2026)

Regulations at a glance

Local rules & notes

Large Minimum Lot Size: ADUs are strictly limited to lots that are at least 0.45 acres in size, excluding most standard residential lots. Separate Driveway Requirement: Detached ADUs must have their own separate 10-foot wide driveway, a significant site planning and cost burden. Mandatory Separate Utilities for Detached: Detached units are required to have separate culinary and sewer connections and meters, whereas internal units are not.

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

Frequently asked questions about ADU regulations in Huntington Park

• What is the maximum ADU size in Huntington Park, California?

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

• What are the setback requirements for ADUs in Huntington Park?

  In Huntington Park, 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 Huntington Park planning for overlay zones or design standards that could affect your site.

• What is the maximum height for an ADU in Huntington Park?

  In Huntington Park, 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 Huntington Park or county planning for your zone.

• Is ADU approval ministerial in Huntington Park?

  In Huntington Park, 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; Huntington Park planning can confirm the exact process.

• Are there parking requirements for ADUs in Huntington Park?

  In Huntington Park, 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 Huntington Park planning for your address.