Welcome to Hamilton County

Steeped in history, Hamilton County, Illinois is located in the region of Southern Illinois
known locally as Little Egypt. The traditionally agriculture based community has in
recent years begun to experience a renaissance of commerce expanding into medical,
coal mining, and various other industries. The county seat and county courthouse are
located in McLeansboro, Illinois a town of 3,000 people.

Learn more about the history of Hamilton County, Illinois below.

History

Recent County Alerts

Real Estate Property Taxes 1st Installment Due Date: August 9th 2024
Real Estate Property Taxes 2nd Installment Due Date: September 9th 2024
Mobile Home Privilege Tax Due Date: July 30th 2024

2024 MCLEANSBORO FALL FESTIVAL
SEPTEMBER 5 - 7, 2024

THURSDAY, SEPT 5
7 PM - Ten Mile Praise Band
Perry Case Band

FRIDAY, SEPT 6
5:30 PM - Little Miss Fall Festival
7 PM - Girls Next Door
John Berry

SATURDAY, SEPT 7
1 PM - Rides Open & Pet Parade
6 PM - Parade
7 PM - Twisted Road
Sammy Kershaw