In Jerez itself a different classification, namely that according to quality and not age, exists, which, however, is only employed locally.
After Badajoz, the capital (pop. (1900) 30,899), the principal towns are Almendralejo (12,587), Azuaga (14,192), Don Benito (16,565), Jerez de los Caballeros (10,271), Merida (11,168) and Villanueva de la Serena (13,489); these, and also the historically interesting village of Albuera, are described in separate articles.
The chief towns are Seville (pop. 1900, 148,315), which may be regarded as the capital, Malaga (130,109), Granada (75,900), Cadiz (69,382), Jerez de la Frontera (6 3,473), Cordova (58,275) and Almeria (47,326).
Owing to the lack of railway communication Jerez is of little commercial importance; its staple trade is in agricultural produce, especially in ham and bacon from the large herds of swine which are reared in the surrounding oak forests.
The sherry produced near Jerez de la Frontera, the copper of the Rio Tinto mines and the lead of Almeria are famous.
Other small towns, chiefly important as markets for agricultural produce, are Albuquerque (9030), Cabeza del Buey (7566), Campanario (745 o), Fregenal de la Sierra (9615), Fuente de Cantos (8483), Fuente del Maestre (6934), Llerena (7049), Montijo (7644), Oliva de Jerez (8348), Olivenza (9066), San Vicente de Alcantara (7722), and Villafranca de los Barros (9954).
Sherry is produced in a small district bounded by San Lucar in the north-east, Jerez in the east and Port St Mary on the south.
Most of the vineyards in the Jerez district are upon albariza soil, those to the north and north-east are mainly of barros, and those close to the seashore of arenas.
Us as sherry, so called from the town of Jerez de la Frontera, which is the centre of the industry.