It is located three nautical miles ( 6 km ) northwest of the central business district of Butler , Indiana .
Harrold Airport ( FAA LID : B25 ) is a public use airport in DeKalb County , Indiana , United States .
Harrold Airport is located three nautical miles ( 6 km ) northwest of the central business district of Butler , Indiana .
Harrold Airport ( FAA LID : B25 ) is a public use airport in DeKalb County , Indiana , United States .