Title 6 — Planning and Zoning Walnut Zoning Code · 2026-06 edition · ingested 2026-07-07 · Walnut In this part Chapter 6.04 — SUBDIVISIONS Chapter 6.08 — ZONING PROVISIONS IN GENERAL Chapter 6.12 — R-1 ONE-FAMILY RESIDENTIAL ZONE Chapter 6.16 — R-1 RURAL OVERLAY ZONE Chapter 6.20 — MIXED USE/HOUSING OPPORTUNITY OVERLAY ZONE Chapter 6.24 — RPD RESIDENTIAL PLANNED DEVELOPMENT ZONE Chapter 6.28 — R-2 LIMITED MULTIPLE FAMILY RESIDENTIAL ZONE Chapter 6.32 — R-3 MULTIPLE FAMILY RESIDENTIAL ZONE Chapter 6.34 — R-4 MEDIUM-HIGH RESIDENTIAL ZONE Chapter 6.35 — R-5 HIGH RESIDENTIAL ZONE Chapter 6.40 — C-1 LIGHT COMMERCIAL ZONE Chapter 6.44 — C-3 HEAVY COMMERCIAL ZONE Chapter 6.48 — M-1 LIGHT MANUFACTURING ZONE Chapter 6.50 — SCHOOL AND PUBLIC INSTITUTION ZONES Article I — Water Efficient Landscaping Article II — Transportation and Air Quality Control Measures Article III — Land Use Analysis Program Article IV — Recycling Locations for Development Projects Article V — Oak/Walnut Tree Preservation Chapter 6.56 — CEM CEMETERY ZONE Chapter 6.60 — CIVIC CENTER AREA Chapter 6.64 — CONDITIONAL USE PERMITS Chapter 6.68 — OFF-STREET PARKING Chapter 6.72 — NONCONFORMING LOTS, BUILDINGS AND USES Chapter 6.76 — VARIANCES Chapter 6.80 — PROCEDURE GENERALLY Chapter 6.84 — SITE PLAN AND ARCHITECTURAL REVIEW Chapter 6.88 — ANTENNAS AND COMMUNICATION FACILITIES Chapter 6.92 — SIGNS Chapter 6.96 — REASONABLE ACCOMMODATION Chapter 6.100 — DENSITY BONUS FOR AFFORDABLE HOUSING DEVELOPMENTS Chapter 6.104 — HISTORICAL PRESERVATION Chapter 6.108 — RESIDENTIAL DEVELOPMENTS IN OVERCROWDED PUBLIC SCHOOL ATTENDANCE AREAS Chapter 6.112 — DEVELOPMENT AGREEMENTS