Overview
Clay County is a county of Illinois, United States (FIPS il025), with a population of about 13,184[1].
Geography
- Coordinates: 38.7542, -88.4902
- Time zone: America/Chicago
Places · place_us_il_clay_county
Clay County is a county of Illinois, United States.
Clay County is a county of Illinois, United States (FIPS il025), with a population of about 13,184[1].