Sign In
Planning, Building & Development  

Unified Development Ordinance (PDF format 15MB)

UDO Document by Section

Preface and Contents (PDF format 94KB)

Article 1 | Introductory Provisions (PDF format 36.5KB)

  • Sec. 1.1/ Title
  • Sec. 1.2/ Authority
  • Sec. 1.3/ Applicability and Jurisdiction
  • Sec. 1.4/ Minimum Requirements
  • Sec. 1.5/ Purpose and Intent
  • Sec. 1.6/ Flood Warning and Disclaimer of Liability
  • Sec. 1.7/ National Flood Insurance Program
  • Sec. 1.8/ Commentary
  • Sec. 1.9/ Word Usage and Construction of Language
  • Sec. 1.10/ Conflicting Provisions
  • Sec. 1.11/ Transitional Provisions
  • Sec. 1.12/ Severability

Article 2 | Review and Decision-Making Bodies (PDF format 44.5KB)

  • Sec. 2.1/ Planning, Building and Zoning Committee
  • Sec. 2.2/ Regional Planning Commission
  • Sec. 2.3/ Zoning Board of Appeals
  • Sec. 2.4/ Hearing Officer
  • Sec. 2.5/ Plat Officer
  • Sec. 2.6/ Staff Review Committee
  • Sec. 2.7/ Board of Vacations
  • Sec. 2.8/ Planning, Building and Development Director

Article 3 | Development Review Procedures (PDF format 634KB)

  • Sec. 3.1/ General
  • Sec. 3.2/ Text Amendments
  • Sec. 3.3/ Zoning Map Amendments (Rezonings)
  • Sec. 3.4/ Site Capacity Calculations/Site Plan Review
  • Sec. 3.5/ Subdivision
  • Sec. 3.6/ Conditional Use Permits
  • Sec. 3.7/ Planned Unit Developments
  • Sec. 3.8/ Site Development Permits
  • Sec. 3.9/ Design Review
  • Sec. 3.10/ Certificates of Occupancy
  • Sec. 3.11/ Sign Plans and Sign Permits
  • Sec. 3.12/ Vacations
  • Sec. 3.13/ Zoning Variances
  • Sec. 3.14/ Written Interpretations
  • Sec. 3.15/ Appeals of Administrative Decisions

Article 4 | Site Capacity, Site Plan Review and Natural Resource Protection (PDF format 473KB)

  • Sec. 4.1/ Site Capacity Calculations/Site Plan Review Procedures
  • Sec. 4.2/ Natural Resource Protection Standards
  • Sec. 4.3/ Open Space Requirements

Article 5 | Zoning Districts (PDF format 71KB)

  • Sec. 5.1/ General
  • Sec. 5.2/ AG, Agricultural District
  • Sec. 5.3/ RE, Rural Estate District
  • Sec. 5.4/ E, Estate
  • Sec. 5.5/ R-1, R-2 and R-3 Residential Districts
  • Sec. 5.6/ R-4, R-5 and R-6 Residential Districts
  • Sec. 5.7/ RR, Resort Residential
  • Sec. 5.8/ GO, General Office
  • Sec. 5.9/ LC, Limited Commercial
  • Sec. 5.10/ RC, Recreational Commercial
  • Sec. 5.11/ GC, General Commercial
  • Sec. 5.12/ LI, Limited Industrial
  • Sec. 5.13/ II, Intensive Industrial
  • Sec. 5.14/ OS, Open Space

Article 6 | Use Regulations (PDF format 574KB)

  • Sec. 6.1/ Use Permit/Change of Use Permit
  • Sec. 6.2/ Use Table
  • Sec. 6.3/ Use Standards
  • Sec. 6.4/ Accessory Uses
  • Sec. 6.5/ Temporary Uses

Article 7 | Density and Dimensional Standards (PDF format 680KB)

  • Sec. 7.1/ Density and Dimensional Standards Tables
  • Sec. 7.2/ Conventional Residential Development
  • Sec. 7.3/ Conservation Residential Development
  • Sec. 7.4/ Nonresidential Development
  • Sec. 7.5/ Affordable Housing
  • Sec. 7.6/ Conservation Residential Structure Types
  • Sec. 7.7/ Measurements and Exceptions
  • Sec. 7.8/ Planned Unit Developments (PUDs)

Article 8 | Site Development Regulations (PDF format 306KB)

  • Sec. 8.1/ Site Development Permits
  • Sec. 8.2/ Performance Standards for All Development
  • Sec. 8.3/ Regulatory Floodplain, Regulatory Floodway, Flood Table Land and Flood-Prone Areas
  • Sec. 8.4/ Uses and Development in the Regulatory Floodplain
  • Sec. 8.5/ Performance Standards for Regulatory Floodplain Development
  • Sec. 8.6/ Performance Standards for Regulatory Floodway Development
  • Sec. 8.7/ Performance Standards for Bridges, Culvert Crossings and Roadway Approaches
  • Sec. 8.8/ Performance Standards for Regulatory Floodplains Without Regulatory Floodways
  • Sec. 8.9/ Performance Standards for Flood Table Land Development
  • Sec. 8.10/ Performance Standards for Flood-Prone Area Development

Article 9 | General Development Standards (PDF format 274KB)

  • Sec. 9.1/ Off-Street Parking
  • Sec. 9.2/ Off-Street Loading
  • Sec. 9.3/ Landscaping
  • Sec. 9.4/ Outdoor Lighting
  • Sec. 9.5/ Traffic and Access
  • Sec. 9.6/ Sewer and Water Facilities
  • Sec. 9.7/ Architectural Standards
  • Sec. 9.8/ Intersection Visibility
  • Sec. 9.9/ Signs

Article 10 | Subdivisions (PDF format 624KB)

  • Sec. 10.1/ General
  • Sec. 10.2/ Procedures
  • Sec. 10.3/ Lots and Outlots
  • Sec. 10.4/ Dedications, Easements and Reservations
  • Sec. 10.5/ Streets
  • Sec. 10.6/ Stormwater Management Facilities
  • Sec. 10.7/ Dams and Impoundment Structures
  • Sec. 10.8/ Water Supply and Distribution Facilities
  • Sec. 10.9/ Sanitary Sewage Disposal Facilities
  • Sec. 10.10/ Pedestrian Walkways, Trails and Peripheral Landscaping
  • Sec. 10.11/ Monuments
  • Sec. 10.12/ Panhandle Lot Subdivisions
  • Sec. 10.13/ Phased Subdivisions
  • Sec. 10.14/ Modifications and Waivers
  • Sec. 10.15/ Construction of Improvements
  • Sec. 10.16/ Assurances

Article 11 | School and Park Contributions (PDF format 76.5KB)

  • Sec. 11.1/ Schools
  • Sec. 11.2/ Park and Recreation Areas

Article 12 | Nonconformities (PDF format 54.51KB)

  • Sec. 12.1/ General
  • Sec. 12.2/ Nonconforming Uses
  • Sec. 12.3/ Nonconforming Structures
  • Sec. 12.4/ Nonconforming Lots
  • Sec. 12.5/ Nonconforming Signs
  • Sec. 12.6/ Nonconforming Landscaping
  • Sec. 12.7/ Amortization

Article 13 | Violations, Penalties and Enforcement (PDF format 28.5KB)

  • Sec. 13.1/ Responsibility for Enforcement
  • Sec. 13.2/ Violation
  • Sec. 13.3/ Continuing Violations
  • Sec. 13.4/ Remedies and Enforcement Powers
  • Sec. 13.5/ Continuation of Previous Enforcement Actions
  • Sec. 13.6/ Remedies Cumulative
  • Sec. 13.7/ Persons Subject to Penalties
  • Sec. 13.8/ Enforcement Procedures

Article 14 | Definitions (PDF format 294KB)

  • Sec. 14.1/ Use Categories
  • Sec. 14.2/ Terms Defined

Article 15 | Special Area Regulations (PDF format 1.14MB)

  • Sec. 15.1/ GW, Gateway Zoning District Regulations

Appendices (PDF format 1.97MB)

  • Appendix A | Plant Materials List
  • Appendix B | Street Classifications Maps
  • Appendix C | General Notes
  • Appendix D | Surface Water Drainage Statement
  • Appendix E | Certificates and Approvals
  • Appendix F | Assignment of Specific Use Types to Use Categories
  • Appendix G | Partial List of Agencies from Which Permits May be Required
  • Appendix H | IDOT/IDNR Dam Safety Permitting Guidelines
  • Appendix I | Public Bodies of Water in Lake County
  • Appendix J | Detention Volume vs. Percent Impervious
  • Appendix K | Rainfall Tables
  • Appendix L | Watershed-Specific Release Rates
  • Appendix M | FEMA Flood Insurance Study Maps and Profiles
  • Appendix N | High-Quality Aquatic Resources
  • Appendix O | Typical Cross-Sections for Local Streets
  • Appendix P | School Contribution Documents

Index (PDF format 35KB)

Contact Information
500 W. Winchester Rd. Unit 101
Libertyville, IL 60048

Hours: Mon - Fri 7:30am to 4:30pm
Phone: 847.377.2600
Fax: 847.984.5854
Related Links