Sandhiya completed her B.Com at Ethiraj College for Women. She did her schooling in The Madras Seva Sadan Higher Secondary School. She scored 424/500 in her 10th std and 1130/1200 in her 12th std. Her father works as an auto driver and her mother is a housewife. She has a younger sister studying in college. She is at present pursuing her M. Com in Anna Adarsh.