Hardeman County URL: https://knowledge.ivjn.us/en/places/tx-hardeman-county.html Hardeman County is a county of Texas, United States. ## Overview Hardeman County is a county of [Texas](https://knowledge.ivjn.us/en/places/texas.html), United States (FIPS tx197), with a population of about 3,549[^geonames]. ## Geography - Coordinates: 34.2903, -99.7457 - Time zone: America/Chicago Updated: 2026-10-29 Relations: - Located in: Texas https://knowledge.ivjn.us/en/places/texas.html - Contains places: Chillicothe https://knowledge.ivjn.us/en/places/tx-chillicothe.html - Contains places: Quanah https://knowledge.ivjn.us/en/places/tx-quanah.html Mentioned in: - Chillicothe https://knowledge.ivjn.us/en/places/tx-chillicothe.html - Quanah https://knowledge.ivjn.us/en/places/tx-quanah.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip