|Logan County Illinois Cities/Towns - Atlanta, Beason, Broadwell, Chestervale, Chestnut, Elkhart, Emden, Hartsburg, Lake Fork, Latham, Lincoln (County Seat), Middletown, Mount Pulaski, New Holland, San Jose
|Your Ad Here|
Logan County is a county located in the U.S. state of Illinois. As of 2016, the population was 29,527. Its county seat is Lincoln.
Established in 1839, Logan County was named after physician and State Representative John Logan, father of Union General John Alexander Logan.