The objective of the research was to determine the relationship between citizen participation and participatory budget management in the Tacabamba District Municipality, 2021; a study with a quantitative approach, basic type, non-experimental - transversal design, correlational level, developed under the parameters of the hypothetical-deductive method, with a sample population of 71 participating agents with voice and vote; who through the survey technique answered two questionnaires with an ordinal Likert-type scale: the first comprised 12 items that collected information on the variable citizen participation in the dimensions: political, administrative and social, and the second comprised 12 items that obtained information on the variable participatory budget in the dimensions: citizen management, education and institutional budgetary organisation; the results indicate that there is an average citizen participation and an average participatory budget; the contrastation of hypotheses after the normality test, by means of the analysis of Spearman's Rho Coefficient, establishes a regular positive relationship of 0. 515 with a statistical significance of 0.000 less than 0.05 error, showing that citizen participation has a direct and significant relationship, demonstrating that the greater the citizen participation, the greater the participatory budget obtained; consequently, the hypothesis was accepted.