Dasarahalli is situated in the Bangalore district of Karnataka. It is also a city municipal council.
According to the census report of 2001, Dasarahalli has a population of 263,636 inhabitants. Males constitute 54% of the population whereas the females constitute 46% of the population. In Dasarahalli, 12% of the population is less than six years of age. The town has an average literacy rate of 72%, which is higher than the national literacy rate, which is 59.5%. The male literacy rate is 77% while that of the females is 66%.