Depopulation threatens livelihoods, services, and cultural landscapes. In the scientific literature, tourism is frequently discussed as a potential lever in depopulation contexts, yet reported demographic outcomes vary widely across settings. We conducted a PRISMA-informed systematic review of Web of Science and Scopus (1993–2025), identifying 268 articles that were coded using a hybrid bibliometric–narrative approach into thematic axes and reported effect directions (positive, neutral, negative). Reported outcomes are heterogeneous and conditional rather than uniform. Tourism is associated with positive demographic trajectories, primarily where it is embedded in diversified local economies, supported by strong social capital, and integrated into coordinated governance and planning frameworks; negative or neutral outcomes recur under tourism monoculture, strong seasonality, housing pressure, and weak territorial regulation. Keyword co-occurrence and narrative analyses identify three dominant thematic clusters (rural development, spatial–cultural transformation, and sustainability) structured around depopulation as the central conceptual node. The geography of knowledge production further indicates a strong European concentration, particularly in Southern Europe, where tourism is explicitly framed as a policy response to demographic decline, while non-European research adopts more analytical and sectoral perspectives. Overall, this review shows that tourism functions as a contingent territorial lever rather than a universal remedy: its demographic associations depend on institutional, spatial, and socio-economic configurations. By systematically organizing fragmented evidence, the study clarifies when tourism is reported to support demographic stabilization, and when it is reported to have no effect or to coincide with continued decline, providing a clearer analytical basis for future comparative research and context-sensitive territorial policy design.
Oliver-Esteban et al. (Wed,) studied this question.
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