Objectives: The aim of this study was to research the average length of the hospital stay for patients who underwent inguinal henira repair in General Hospital Nova Gradiška from 2008 to 2018, to research whether there is difference in the length of the hospital stay between sexes and connection between age and the length hospital stay. Study Design: The research was organised as a cross – sectional study. Patients and Methods: The study included patients who underwent inguinal hernia repair. The data were collected by researching operative protocols for the above – mentioned period, medical records and hospital information system. Variables for analysis included gender, age, the length of hospital stay and the side of the body where the hernia is located. Results: 701 patients were analysed. The average length of the hospital stay had median of 5 days ( interquartile range 4 – 6 days). Most patients, 431 of them (61 %) underwent inguinal hernia repair on the right side and 270 patient (39 %) underwent inguinal hernia hernia repair on the left side. 642 (92 %) were male and 59 (8 %) were female. Median age was 61 years ( interquartile range 50 – 73). Conclusion: The median length of the hospital stay in General Hospital Nova Gradiška is 5 days with interquartile range from 4 to 6 days. There is no significant difference in the length of hospital stay between sexes. There is significant positive connection between age and the length of hospital stay where younger patients have shorter duration of hospitalisation than older patients.