Johnson County URL: https://knowledge.ivjn.us/en/places/ar-johnson-county.html Johnson County is a county of Arkansas, United States. ## Overview Johnson County is a county of [Arkansas](https://knowledge.ivjn.us/en/places/arkansas.html), United States (FIPS ar071), with a population of about 26,578[^geonames]. ## Geography - Coordinates: 35.5701, -93.4599 - Time zone: America/Chicago Updated: 2026-10-29 Relations: - Located in: Arkansas https://knowledge.ivjn.us/en/places/arkansas.html - Contains places: Clarksville https://knowledge.ivjn.us/en/places/ar-clarksville.html - Contains places: Coal Hill https://knowledge.ivjn.us/en/places/ar-coal-hill.html - Contains places: Hagarville https://knowledge.ivjn.us/en/places/ar-hagarville.html - Contains places: Hartman https://knowledge.ivjn.us/en/places/ar-hartman.html - Contains places: Knoxville https://knowledge.ivjn.us/en/places/ar-knoxville.html - Contains places: Lamar https://knowledge.ivjn.us/en/places/ar-lamar.html Mentioned in: - Clarksville https://knowledge.ivjn.us/en/places/ar-clarksville.html - Coal Hill https://knowledge.ivjn.us/en/places/ar-coal-hill.html - Hagarville https://knowledge.ivjn.us/en/places/ar-hagarville.html - Hartman https://knowledge.ivjn.us/en/places/ar-hartman.html - Knoxville https://knowledge.ivjn.us/en/places/ar-knoxville.html - Lamar https://knowledge.ivjn.us/en/places/ar-lamar.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip