Harmon County URL: https://knowledge.ivjn.us/en/places/ok-harmon-county.html Harmon County is a county of Oklahoma, United States. ## Overview Harmon County is a county of [Oklahoma](https://knowledge.ivjn.us/en/places/oklahoma.html), United States (FIPS ok057), with a population of about 2,922[^geonames]. ## Geography - Coordinates: 34.7441, -99.8463 - Time zone: America/Chicago Updated: 2026-10-29 Relations: - Located in: Oklahoma https://knowledge.ivjn.us/en/places/oklahoma.html - Contains places: Gould https://knowledge.ivjn.us/en/places/ok-gould.html - Contains places: Hollis https://knowledge.ivjn.us/en/places/ok-hollis.html Mentioned in: - Gould https://knowledge.ivjn.us/en/places/ok-gould.html - Hollis https://knowledge.ivjn.us/en/places/ok-hollis.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip