Ribagorza is one of the historical Aragonese counties, collindant with the county of Sobrarbe[?] and the county of Pallars. Its territory was the valleys of the rivers Esera[?], Isabena[?], and Noguera Ribagorzana[?].
The historical capital was Benabarre. Nowadays Barbastro[?] have taken precedence as the main center of the area.
Some notable towns in the area are:
... households, and 5,011 families residing in the town. The population density is 1,549.2/km² (4,010.1/mi²). There are 6,949 housing units at an average density ...