Patancheru is located at . It has an average elevation of 522 metres (1712 feet).
India census, Patancheru had a population of 40,332. Males constitute 53% of the population and females 47%. Patancheru has an average literacy rate of 66%, higher than the national average of 59.5%: male literacy is 73%, and female literacy is 57%. In Patancheru, 14% of the population is under 6 years of age. In 2010, Patancheru was ranked one of the happiest town in India.