Seondha is located at 26°10′N78°47′E / 26.16°N 78.78°E / 26.16; 78.78. It has an average elevation of 152 metres (498 feet). sun kuwa is the famous place in seondha because after dewali fair (mela)is conducted on purnima and people takes bath on this day.after taken bath all person feel better. it is stuated at edge of sindh river.
As of 2001[update] India census, Seondha had a population of 19,540. Males constitute 55% of the population and females 45%. Seondha has an average literacy rate of 60%, higher than the national average of 59.5%: male literacy is 69%, and female literacy is 49%. In Seondha, 16% of the population is under 6 years of age.