 In the 2011 census, Arjunagi had 431 houses with a population of 2,255, consisting of 1,163 males and 1,092 females.The population of children aged 0–6 was 282, making up 12.51% of the total population of the village.The average sex ratio was 939 out of 1000, which is lower than the state average of 973 out of 1000.