Clay County
URL: https://knowledge.ivjn.us/en/places/il-clay-county.html

Clay County is a county of Illinois, United States.

## Overview

Clay County is a county of [Illinois](https://knowledge.ivjn.us/en/places/illinois.html), United States (FIPS il025), with a population of about 13,184[^geonames].

## Geography

- Coordinates: 38.7542, -88.4902
- Time zone: America/Chicago

Updated: 2026-10-29

Relations:
- Located in: Illinois https://knowledge.ivjn.us/en/places/illinois.html
- Contains places: Clay City https://knowledge.ivjn.us/en/places/il-clay-city.html
- Contains places: Flora https://knowledge.ivjn.us/en/places/il-flora.html
- Contains places: Iola https://knowledge.ivjn.us/en/places/il-iola.html
- Contains places: Louisville https://knowledge.ivjn.us/en/places/il-louisville.html
- Contains places: Sailor Springs https://knowledge.ivjn.us/en/places/il-sailor-springs.html
- Contains places: Xenia https://knowledge.ivjn.us/en/places/il-xenia.html

Mentioned in:
- Clay City https://knowledge.ivjn.us/en/places/il-clay-city.html
- Flora https://knowledge.ivjn.us/en/places/il-flora.html
- Iola https://knowledge.ivjn.us/en/places/il-iola.html
- Louisville https://knowledge.ivjn.us/en/places/il-louisville.html
- Sailor Springs https://knowledge.ivjn.us/en/places/il-sailor-springs.html
- Xenia https://knowledge.ivjn.us/en/places/il-xenia.html

Sources:
- GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip