The purpose of the study was to investigate mismanagement of county resources in Trans Nzoia County. The objective of the study is to determine the causes of mismanagement of resources for service delivery in Trans Nzoia County, establish the effects of redundancy in growth and development in county government on service delivery. Organization and management theory (Fredrick Taylor, 1961), was applied by researcher. The theory states that resources are to be managed effectively and efficiently. The researcher employed mixed research method that included qualitative and quantitative methods that led to triangulation design. The target population was 3000 people which gave a sample size of 900 people after the application of Greg and Morgan 1979 formula. The researcher employed purposive sampling technique and simple random sampling technique. Data collection was done by use of questionnaires and document analysis. The researcher also applied purposive sampling technique where data was collected from the people who had knowledge on what the researcher was conducting the study on. The researcher conducted a pre test and a post test of the research instruments to establish the validity and reliability of the instrument in the collection of data. Data was collected using questionnaires and document analysis. The findings indicated that the county resources were not well utilized and recommended that the people to handle finances should have the right qualifications and experiences.