Elk Grove ADU Zoning Rules & Permit Guide

ADU Regulations in Elk Grove, California

Updated September 29, 2026

In Sacramento County, Elk Grove permits ADUs by right under California's AB 68 and AB 3182. The city's planned neighborhoods have specific design guidelines that apply to new accessory units.

Below is a summary of the key zoning rules applicable to Accessory Dwelling Units in Elk Grove as of 2026. Regulations are governed by California's AB 68 (2020), AB 881 (2021), and AB 3182 (2024) which together establish a statewide ADU framework.

Additional Local Requirements for Elk Grove

• ADU by right in residential zones
• Minimum 150 sq ft
• Height limit: 16 ft for detached

Frequently Asked Questions About ADUs in Elk Grove

Can I build an ADU in Elk Grove?

This California city follows the statewide AB 68 framework. Most single-family lots qualify for by-right ADU development.

What is the maximum ADU size allowed in Elk Grove?

ADUs in Elk Grove can be up to 1,200 square feet, subject to the property's zoning and lot coverage limits. Always confirm the exact allowed size with the Elk Grove planning department before designing your project.

What are the setback requirements for an ADU in Elk Grove?

ADUs in Elk Grove generally require setbacks of 4 ft rear, 4 ft side. California state law (AB 68) limits local setback requirements to 4 feet for existing structures, but always verify with local zoning.