Tarari is a rural block, with no large urban centres. As of 2011, its sex ratio was 926, which was higher than the Bhojpur district ratio of 907. The sex ratio was higher in the 0-6 age group, with 945 females for every 1000 males, which was also higher than the district value of 918 for this age group. Members of scheduled castes made up 20.15% of the block population and members of scheduled tribes made up 0.11%. The block's literacy rate was 71.04%, which was marginally higher than the district rate of 70.47%. There was a 24.99% gender literacy gap between men (83.03%) and women (58.04%) in Tarari block, which was slightly above the district average of 23.71%.
