Arnold City, Pennsylvania
|Arnold City, Pennsylvania|
|Time zone||Eastern (EST) (UTC-5)|
|• Summer (DST)||EDT (UTC-4)|
Arnold City is a census-designated place located in Washington Township in Fayette County in the state of Pennsylvania. Its location is approximately 2 miles east of the borough of Belle Vernon, in far northwestern Fayette County. As of the 2010 census the population was 498.