Placer County adopts broad 2025 code amendments, including ADU, agricultural split and tiny-home rules

Feb 18, 2026

Supervisors adopted a 23-item Placer County code amendment package on Feb. 17 that updates ADU porch rules, creates a 95% minimum-parcel-size pathway for limited agricultural splits, sets standards for electrified security fencing in nonresidential zones and revises movable tiny-home standards to rely on national standards with local snow-load equivalency.

The full story

After a staff presentation and public hearing, the Placer County Board of Supervisors on Feb. 17 adopted a package of 23 code amendments intended to clarify land-use regulations and correct inconsistencies in Chapter 9 and Chapter 17 of the county code.

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