Cistérniga is home to a population of approximately 10,000 residents, making it a small but vibrant community within the Valladolid province. The town has seen moderate growth in recent years due to its proximity to Valladolid, which has attracted new residents looking for a quieter place to live while maintaining easy access to the amenities of a larger city.
The demographic composition is primarily Spanish, with an increasing number of residents from other European countries, reflecting the town’s growing appeal to both domestic and international newcomers. Cistérniga’s population is known for being welcoming and family-oriented, with a mix of age groups and a strong sense of community.