Wikipedia
Blackwatertown, sometimes referred to as Blackwaterstown, is a small village in the townland of Lisbofin, County Armagh, Northern Ireland. It sits on the River Blackwater, close to the border with County Tyrone. It is within the Armagh City and District Council area. It had a population of 376 people (150 households) in the 2011 Census.
Blackwatertown was one of the first places in Northern Ireland to erect street signs in the Irish language in 1980. The village recently had signs erected at the entrances indicating its name; previously signs were erected by local individuals indicating its name in the Irish language.
The River Blackwater enters Lough Neagh west of Derrywarragh Island and is navigable from Maghery to Blackwatertown.