About Eau Claire, Pennsylvania

Eau Claire is a borough in Butler County, Pennsylvania, United States. The population was 355 at the 2000 census. The name means "Clear Water" in French, and the name is pronounced as though it were spelled "O'Clare."

News from Eau Claire

Eau Claire Facts

  • Population Total: 355
  • Postal Codes: 16030
  • Timezone: North American Eastern