• Table of Contents
• Index of Articles
• Topical Index
• Definitions List
• Zoning Descriptions & Requirements
• Recent Amendments
• Other County Ordinances

The links on this page will take you to the definitions section of the zoning ordinance. This section defines terms used within the ordinance.

• Accessory Building - Section 21.1
• Accessory Use - Section 21.2
• Agricultural Zone - Section 21.3
• Alley - Section 21.4
• Alternate Access - Section 21.4a
• Apartment - Section 21.5
• Apartment House - Section 21.6
• Assembly Area, Net - Section 21.6a
• Auction - Section 21.7
• Automatic Control Timer - Section 21.7a
• Automobile Storage Space - Section 21.8
• Automobile Wrecking - Section 21.9
• Basement - Section 21.10
• Board Of Supervisors - Section 21.11
• Boarding, Rooming Or Lodging House - Section 21.12
• Building - Section 21.14
• Building Height - Section 21.15
• Building Site - Section 21.16
• Bungalow Court - Section 21.17
• Building Setback Line - Section 21.18
• Building, Main - Section 21.19
• Car Pool - Section 21.19a
• Camps - Section 21.19b
• Catteries - Section 21.20
• Certified Recycling Facility - Section 21.20a
• Clinic - Section 21.21
• Club - Section 21.22
• Commercial Poultry Operation - Section 21.22a
• Commission - Section 21.23
• Congregate Care Residential Facility - Section 21.23a
• Convenience Zone - Section 21.23b
• Compensation - Section 21.24
• Cottage Commercial - Section 21.24a
• Cool Season Turf Grass - Section 21.24b
• County. The County Of Riverside - Section 21.25
• Crop Coefficiency - Section 21.25a
• Day Care Center - Section 21.25b
• Draying, Freighting And Trucking Operations - Section 21.25c
• Crowing Fowl - Section 21.25d
• Dune Buggy Park - Section 21.26
• Dairy Farm - Section 21.26b
• Disposal Service Operations - Section 21.26c
• Dwelling - Section 21.27
• Dwelling, Bed And Breakfast - Section 21.27a
• Dwelling Units - Section 21.28
• Dwelling Unit, Factory Built - Section 21.28a
• Dwelling Unit, Manufactured - Section 21.28b
• Dwelling, One Family - Section 21.29
• Dwelling, Multiple Family - Section 21.30
• Dwelling, Guest - Section 21.31
• Dwelling, Resort - Section 21.31a
• Educational Institutions - Section 21.32
• Emergency Access - Section 21.32a
• Erected - Section 21.33
• Evapotranspiration - Section 21.33a
• Family - Section 21.34
• Farm - Section 21.34b
• Family Day Care Home - Section 21.34c
• Fast Track Status - Section 21.34d
• Future Farmers of America & 4H Project- Section 21.34e
• Garage, Private - Section 21.35
• Home Occupations - Section 21.35
• Half Way House - Section 21.37
• Hotel - Section 21.38
• Hotel, Resort - Section 21.39
• Junk, Wrecking, Dismantling And Salvage Yards - Section 21.40
• Kennel - Section 21.40a
• Kitchen - Section 21.41
• Labor Camp - Section 21.42
• Lake, Recreational - Section 21.43
• Leasable Floor Area, Net - Section 21.43a
• Lot - Section 21.44
• Lot Area - Section 21.45
• Lot, Corner - Section 21.46
• Lot Lines - Section 21.47
• Lot, Reversed Corner - Section 21.48
• Lot, Interior - Section 21.49
• Lot, Key - Section 21.50
• Lot, Through - Section 21.51
• Mobilehome Park - Section 21.51a
• Menagerie - Section 21.51b
• Migrant Agricultural Worker Mobilehome Park - Section 21.51c
• Migrant Agricultural Worker - Section 21.51d
• Mining Operation - Section 21.51e
• Mass Transit - Section 21.51f
• Mobile Recycling Unit - Section 21.51g
• Mulch - Section 21.51h
• Nonconforming Building - Section 21.52
• Nonconforming Use - Section 21.53
• Occupancy, Change Of - Section 21.54
• Occupied - Section 21.55
• Outdoor Film Studios - Section 21.56
• Parking Area - Section 21.56a
• Pen Fed Beef Cattle Operations - Section 21.57
• Person - Section 21.58
• Place Of Public Assembly - Section 21.59
• Planned Residential Development - Section 21.59a
• Planned Commercial Development - Section 21.59b
• Planned Industrial Development - Section 21.59c
• Rain Shut Off Device - Section 21.59d
• Poultry - Section 21.59e
• Ranch, Guest - Section 21.60
• Recreational Trailer - Section 21.62
• Recreational Vehicle Park - Section 21.62a
• Recyclable Materials - Section 21.62b
• Recycling Collection Facility - Section 21.62c
• Recycling Facility - Section 21.62d
• Recycling Processing Facility - Section 21.62e
• Reverse Vending Machine - Section 21.62f
• Soil Moisture Sensing Device - Section 21.62g
• Sex Oriented Business - Section 21.62h
• Stable, Commercial - Section 21.63
• Story - Section 21.65
• Street - Section 21.66
• Street Line - Section 21.67
• Specific Plan, Highway - Section 21.68
• Structure - Section 21.69
• Structural Alterations - Section 21.70
• Swap Meets - Section 21.70a
• Trail Bike Park - Section 21.71
• Use - Section 21.73
• Used - Section 21.74
• Wind Energy Conversion System. (WECS) - Section 21.74a
• Vanpool - Section 21.74b
• Warm Season Turf Grass - Section 21.74c
• Warehousing And Distribution - Section 21.74d
• Yard -  Section 21.75
• Yard, Front - Section 21.76
• Yard, Rear - Section 21.77
• Yard, Side - Section 21.78