Ta Gaeltacht Dhún na nGall, ny Gaeltaght Ghoon ny Ghoal, soit da'n chooid smoo ayns sheear y choontae rish y vooir, as t'ee ny Gaeltacht smoo ayns Nerin. Rere coontey-pobble ny bleeaney 2006, va 23,783 cummaltee ayn, earroo ta jannoo seose 25% jeh sleih-earroo slane ny Gaeltacht. Ta'n Ghaeltacht 1,502 km² er eaghtyr, as she unnane yn earroo shen as 26% jeh thalloo ooilley ny Gaeltacht. Ta tree skeeraghyn jannoo seose ny preeu-vuill chummaltit 'sy Ghaeltacht - na Rosa, Gaoth Dobhair, as Cloich Cheann Fhaola. Myrane lesh ny skeeraghyn shen, ta'n Ghaeltacht goaill stiagh ny baljyn beggey Gleann Cholm Cille, Cill Charthaigh, na Gleannta, Baile na Finne, An Clochán Liath, Ailt an Chorráin, an Bun Beag, Gort a' Choirce, as an Fál Carrach, as ny h-ellanyn Aran Vooar as Toraigh.