Ordinances & Codes

About County Ordinances

An ordinance is an act of the County Board creating a local law of a general and permanent nature in unincorporated Lake County. The Code of Ordinances is a compilation of Lake County’s regulatory ordinances. Administrative ordinances are not incorporated. 


Regularly Referenced Ordinances & Codes

Development Codes (Unincorporated area) 

Ethics & Conduct Code

Public Nuisance Ordinance

Purchasing Ordinance

Watershed Development Ordinance

Temporary, Annual, and Recently Approved Ordinances

  1. 2023
  2. 2022
  3. 2021
File #Date ApprovedTitleOrdinance
23-105608/08/2023Ordinance amending Chapter 151: Unified Development Ordinance of Lake County, Code of Ordinances to adopt the updated Federal Emergency Management Agency (FEMA) Flood Insurance Rate Maps and incorporating amendments to the Watershed Development Ordinance.
23-1056 Ordinance Updates
23-093507/11/2023Ordinance amending the Lake County Watershed Development Ordinance (WDO) to adopt the updated Federal Emergency Management Agency (FEMA) Flood Insurance Rate Maps and additional technical and administrative enhancements.
Watershed Development Ordinance (WDO)
23-090607/11/2023Ordinance amending water and sewer related rates for certain Lake County systems.
23-0906 Ordinance updates
23-086007/11/2023Ordinance to modify the Petition to Expunge and Seal costs to be charged by the Circuit Clerk’s Office.
23-0860 Ordinance
23-078506/13/2023Ordinance adopting amendments to the 2018 ICC Building Codes.
23-0785 Ordinance
23-073406/13/2023Ordinance requesting the conveyance of parcels of land for right-of-way and easements from the Village of Fox Lake and authorizing an agreement with the Village of Fox Lake for the Illinois Route 59 at Grand Avenue intersection improvement project.
23-0734 Ordinance
23-070905/09/2023Ordinance providing for the reappointments of Jennifer Clark as Director and John Wasik as Alternate Director of the Central Lake County Joint Action Water Agency. 
23-0709 Ordinance
23-067505/09/2023Ordinance amending Chapter 151: Unified Development Ordinance of the Lake County, Illinois Code of Ordinances relating to sustainable energy facilities in unincorporated Lake County 
Amendments to Chapter 151 
23-059305/09/2023Ordinance providing for the establishment of an altered speed zone for 25 miles per hour (MPH), currently unposted 30 MPH, on Wiech Road, Acorn Lane, and Maple Avenue located in Fremont Township. 
23-0593 Ordinance
23-059205/09/2023Ordinance providing for the establishment of an altered speed zone for 25 miles per hour (MPH), currently unposted 30 MPH, on Wilson Boulevard, Orchard Place, Wabash Avenue, Hillside Avenue, and Hawthorn Drive located in Avon Township. 
23-0592 Ordinance
23-059105/09/2023Ordinance providing for the establishment of an altered speed zone for 25 miles per hour (MPH), currently unposted 30 MPH, on Sunset Drive and Sunset Court located in Antioch Township 
23-0591 Ordinance
23-022302/21/2023Tax Abatement Ordinance for the Series 2022 General Obligation Refunding Bonds. 
23-0223 Ordinance
23-022202/21/2023Tax Abatement Ordinance for Special Service Area Number (SSA #) 16 tax levy. 
23-0222 Ordinance
23-022102/21/2023Tax Abatement Ordinance for the Series 2015A General Obligation Bonds. 
23-0221 Ordinance
23-022002/21/2023Tax Abatement Ordinance for the Series 2013 General Obligation Road Bonds. 
23-0220 Ordinance
23-021902/21/2023Tax Abatement Ordinance for the Series 2019 General Obligation Refunding Bonds. 
23-0219 Ordinance
23-021802/21/2023Tax Abatement Ordinance for the Series 2018 General Obligation Refunding Bonds. 
23-0218 Ordinance
23-011501/17/2023Ordinance amending the Lake County Ethics & Conduct Code for the purpose of transferring Code responsibilities and authorities from the dissolved Ethics & Oversight Committee to the Financial & Administrative Committee.23-0115 Ordinance

Lake County Ethics and Conduct Code
23-006201/17/2023Ordinance amending a previous ordinance designating the voting sites assigned to 14 of the 431 precincts in Lake County Townships. 
23-0062 Ordinance
23-000501/17/2023Ordinance requesting the conveyance of parcels of land for right-of-way and easements from the Villages of Long Grove and Buffalo Grove and authorizing separate agreements with the Villages of Long Grove and Buffalo Grove for the widening and reconstruction of Aptakisic Road, from Illinois Route 83 to Buffalo Grove Road. 
23-0005 Ordinance