The study was carried out to analyze data from DHIS in Marsabit County. We use the R programming packages to show the trends of various diseases between the years 2013 and 2017.The study ndings revealed that there has been an increase and decrease in numbers of various diseases. It was concluded that poverty and poor hygiene are the major causes of most diseases in the county. From the ndings, the study recommended that the County of Marsabit open up new health structures in inaccessible areas.It should also educate the people of Marsabit County on the importance of healthcare and on various preventive measures against diseases.The major limitation of this study was due to human error.