Johnson County URL: https://knowledge.ivjn.us/en/places/in-johnson-county.html Johnson County is a county of Indiana, United States. ## Overview Johnson County is a county of [Indiana](https://knowledge.ivjn.us/en/places/indiana.html), United States (FIPS in081), with a population of about 161,765[^geonames]. ## Geography - Coordinates: 39.4900, -86.1016 - Time zone: America/Indiana/Indianapolis Updated: 2026-10-29 Relations: - Located in: Indiana https://knowledge.ivjn.us/en/places/indiana.html - Contains places: Bargersville https://knowledge.ivjn.us/en/places/in-bargersville.html - Contains places: Edinburgh https://knowledge.ivjn.us/en/places/in-edinburgh.html - Contains places: Greenwood https://knowledge.ivjn.us/en/places/in-greenwood.html - Contains places: New Whiteland https://knowledge.ivjn.us/en/places/in-new-whiteland.html - Contains places: Princes Lakes https://knowledge.ivjn.us/en/places/in-princes-lakes.html - Contains places: Trafalgar https://knowledge.ivjn.us/en/places/in-trafalgar.html - Contains places: Waterloo https://knowledge.ivjn.us/en/places/in-waterloo.html - Contains places: Whiteland https://knowledge.ivjn.us/en/places/in-whiteland.html - Contains places: Franklin https://knowledge.ivjn.us/en/places/in-franklin.html Mentioned in: - Bargersville https://knowledge.ivjn.us/en/places/in-bargersville.html - Edinburgh https://knowledge.ivjn.us/en/places/in-edinburgh.html - Franklin https://knowledge.ivjn.us/en/places/in-franklin.html - Greenwood https://knowledge.ivjn.us/en/places/in-greenwood.html - New Whiteland https://knowledge.ivjn.us/en/places/in-new-whiteland.html - Princes Lakes https://knowledge.ivjn.us/en/places/in-princes-lakes.html - Trafalgar https://knowledge.ivjn.us/en/places/in-trafalgar.html - Waterloo https://knowledge.ivjn.us/en/places/in-waterloo.html - Whiteland https://knowledge.ivjn.us/en/places/in-whiteland.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip