what county is hardy ar in
Hardy, AR. Sponsored Topics. Hardy is a city in Sharp and Fulton counties in the U.S. state of Arkansas. The population was 578 at the 2000 census. Hardy is located at 36Â°19â²14â³N 91Â°28â²50â³W / 36.32056Â°N 91.48056Â°W / 36.32056; -91.48056 (36.320553, -91.480645). The Spring River, which begins in Mammoth Spring, Arkansas, flows through Hardy.