Calatayud has a population of approximately 20,000 residents, making it a small yet vibrant city with a close-knit community feel. The city has experienced modest population growth over the years, with a mix of young families, working professionals, and an older generation that preserves local traditions. While the majority of residents are Spanish, there is a growing diversity, particularly with the influx of tourists and visitors, which adds to the city’s cosmopolitan atmosphere.