Which state has highest sex ratio? The Kerala continues to outshine all other states of India when it comes to highest sex ratio or gender ratio. In Kerala, we have 1084 females for every 1000 males. Kerala is also top educated state in India. The overall gender ratio of Indian states is poor compared to developed countries. India averages only 940 females per 1000 males. While this looks poor in terms of number few states continue to shine.