 The Blackford County Courthouse was added to National Register of Historic Places on August 11 , 1980 . On June 21 , 2006 , its historic importance was reasserted when it was included as a contributing property in the Hartford City Courthouse Square Historic District 's listing on the National Register . On its original National Register nomination form , the building was cited as significant in the areas of " architecture " and " politics / government . " The courthouse has been " the focus of governmental , political and civic affairs , " and " its size and architecture dominate " downtown Hartford City . In addition , the war memorials on the courthouse grounds contribute to the sense of time and place that the Hartford City Courthouse Historic District conveys . 
