Division IV — RESIDENTIAL DISTRICTS Placer County Zoning Code · 2026-06 edition · ingested 2026-07-06 · Placer County In this part Article 17.44 — Residential Agricultural (RA) District Article 17.46 — Residential Forest (RF) District Article 17.48 — Residential Multifamily (RM) District Article 17.49 — Residential Multifamily 30 (RM30) District Article 17.50 — Residential Single-Family (RS) District