As of 2011[update] India census, Nagathan had a population of 7255 with 3703 males and 3552 females.

Nagathan assembly constituency which was created in 2008-09 stands as a testimony to its dominance over neighboring villages both in area and population.

Devanand Fulasing Chavan of Janata Dal (Secular) is the sitting MLA from this constituency.

As it is nearer to the Karnataka-Maharashtra border, many relations are formed with families across the state through marriages.

This article related to a location in Bijapur district, Karnataka, India is a stub.