The name is an allusion to the Black and Tans, soldiers sent to Ireland by Great Britain in the 1920s to suppress Sinn Féin revolutionaries agitating for Irish independence.
... to the United States Census Bureau, the town has a total area of 14.5 km² (5.6 mi²). 14.5 km² (5.6 mi²) of it is land and none of the area is covered ...