Compared to the 2011 Census, the district has recorded an increase of nearly 15 lakh people. In 2011, Lucknow’s population stood at 45.89 lakh, comprising 23.94 lakh males and 21.95 lakh females. In 2001, the population was 36.47 lakh, including 19.32 lakh males and 17.15 lakh females. This means that over 25 years, from 2001 to 2026, the population has grown by 22.72 lakh.