Ichhapur is located at . It has an average elevation of .
India census, Ichhapur Defence Estate had a population of 10,348. Males constitute 54% of the population and females 46%. Ichhapur Defence Estate has an average literacy rate of 82%, higher than the national average of 59.5%: male literacy is 87%, and female literacy is 75%. In Ichhapur Defence Estate, 7% of the population is under 6 years of age.
North 24 Parganas district has been identified as one of the areas where ground water is affected by arsenic contamination.