The general objective of this research entitled "Municipal Management and Citizen Security in a Municipality" was to determine the relationship between municipal management and citizen security in the Municipality of Breña. The methodology used corresponded to research with a quantitative approach. It was of a basic type, with a descriptive correlational scope and a cross-sectional design. The population was restricted to adult residents in the district of Breña, between 18 and 60 years old. The type of sampling was probabilistic conglomerate and the sample size was 132 residents. At the field level, a descriptive survey was used, consisting of a written questionnaire of 37 questions (16 for municipal management and 21 for citizen security), with a Likert scale (1-5) and three levels (bad, fair and good). Ad hoc visits were carried out for data collection. It was found that municipal management is positively and significantly related to citizen security in the Municipality of Breña, with an estimated Spearman's ρ correlation coefficient of 0.690. Likewise, its dimensions, normativity, administration and organizational commitment, whose coefficients were: 0.470, 0.603 and 0.680, respectively. Organizational commitment was rated poor (52.1%) and Citizen security was rated poor in its five dimensions: tangible elements (68.5%), responsiveness (60.9%), safety (58.0%), empathy (47.6%) and reliability (46.1%)

Municipal management, public safety regulations, organizational commitment and administratio n.