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Logan County, Illinois
County in Illinois, United States / From Wikipedia, the free encyclopedia
Logan County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 27,987.[1] Its county seat is Lincoln.[2]
Quick Facts Country, State ...
Logan County | |
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![]() Logan County Courthouse | |
![]() Location within the U.S. state of Illinois | |
![]() Illinois's location within the U.S. | |
Coordinates: 40°08′N 89°22′W | |
Country | ![]() |
State | ![]() |
Founded | February 15, 1839 |
Named for | John A. Logan |
Seat | Lincoln |
Largest city | Lincoln |
Area | |
• Total | 619 sq mi (1,600 km2) |
• Land | 618 sq mi (1,600 km2) |
• Water | 0.9 sq mi (2 km2) 0.1% |
Population (2020) | |
• Total | 27,987 |
• Estimate (2021) | 27,992 |
• Density | 45/sq mi (17/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | 15th |
Website | logancountyil |
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Logan County comprises the Lincoln, IL Micropolitan Statistical Area, which is included in the Springfield-Jacksonville-Lincoln, IL Combined Statistical Area.