Jaca has a population of approximately 13,000 residents, which swells significantly during the peak tourist seasons, especially in winter and summer. The population is predominantly Spanish, though there is a growing number of international residents and visitors, particularly from neighboring France and other European countries.
The city’s demographics reflect a blend of young families, retirees, and a transient population of tourists and seasonal workers. The steady influx of visitors from around the world has brought a degree of cultural diversity to the city, which has embraced its role as a cosmopolitan center in the Pyrenees.