Uttar Pradesh is a State that had total population of 166,197,921 in 2001 according to the India Census. Uttar Pradesh has the lowest Urban Literacy Rate of any State in India. It has the lowest % Mothers who can read. It ranks lowest on Urban ST Literacy Rate and lowest on Urban Male Literacy Rate.

The most populous Districts within Uttar Pradesh are Allahabad (District) (4,936,105), Kanpur Nagar (District) (4,167,999), Azamgarh (District) (3,939,916), Jaunpur (District) (3,911,679) and Moradabad (District) (3,810,983).