Surname of the person: PIEDRA. By areas

Surname of the person: PIEDRA By areas of the general territorial Plan of Catalonia. 2024
		As first surname		As second surname
	Position	frequency	‰	frequency	‰
Metropolità	1,296	459	0.09	431	0.09
Comarques Gironines	1,436	57	0.07	83	0.10
Camp de Tarragona	1,874	31	0.06	40	0.07
Terres de l'Ebre	4,044	4	0.02	4	0.02
Ponent	2,285	29	0.08	15	0.04
Comarques Centrals	693	86	0.20	95	0.22
Alt Pirineu i Aran	2,241	8	0.10	..	..
Penedès	1,638	34	0.07	43	0.08
Total	1,336	708	0.09	713	0.09
Source: Idescat, based on the INE Annual Population Census.

Disaggregation criteria