Jammu district comprises 4 tehsils -
According to the 2011 census Jammu district has a population of 1,526,406, roughly equal to the nation of Gabon or the US state of Hawaii. This gives it a ranking of 326th in India (out of a total of 640). The district has a population density of 596 inhabitants per square kilometre (1,540 /sq mi) . Its population growth rate over the decade 2001-2011 was 12.48%. Jammu has a sex ratio of 871 females for every 1000 males, and a literacy rate of 83.98%.
Wheat is the main staple food with significant proportion of people associated with rice.Jammu is nationally and internationally famous for its Rajma Chawal which is Red Kidney Beans and Rice.But after the migration of Kashmiri Pandits in 1989, Rice is also getting famous around the area.Moreover,the Basmati Rice of Jammu is exported to many foreign countries and is known for its distinct taste and smell.
Jammu District has 11 assembly constituencies: Nagrota, Gandhinagar, Jammu East, Jammu West, Bishnah, R.S.Pura (S.C.), Suchetgarh, Marh, Raipur Domana (S.C.), Akhnoor and Chhamb (S.C.).
Weather and tourism 
Jammu's altitude ranges from 300 meters to 4200 meters. Due to extreme whether in summers and winters it is also known as the City of Rocks. Jammu has lots of Major tourist attractions, including, Patnitop, Mansar Lake,Surinsar Lake, Jhajar Kotli, Baag-E-Bahu (Bahu Fort), Peer Kho, Jammu Tawi and many more.
- Statement showing the number of blocks in respect of 22 Districts of Jammu and Kashmir State including newly Created Districts dated 2008-03-13, accessed 2008-08-30
- "District Census 2011". Census2011.co.in. 2011. Retrieved 2011-09-30.
- US Directorate of Intelligence. "Country Comparison:Population". Retrieved 2011-10-01. "Gabon 1,576,665"
- "2010 Resident Population Data". U. S. Census Bureau. Retrieved 2011-09-30. "Hawaii 1,360,301"
- "ERO's and AERO's". Chief Electoral Officer, Jammu and Kashmir. Retrieved 2008-08-28.