A district of Rajasthan is a an administrative geographical unit, headed by a Deputy Commissioner or District Magistrate, an officer belonging to the Indian Administrative Service. The district magistrate or the deputy commissioner is assisted by a number of officers belonging to Rajasthan Administrative Service and other Rajasthan state services.

Rajasthan has 33 districts which are grouped into seven divisions:
1.Ajmer Division: Ajmer, Bhilwara, Nagaur, Tonk.
2.Bharatpur Division: Bharatpur, Dholpur, Karuali, Swai Madhopur.
3.Bikaner Division: Bikaner, Churu, Hanumangarh, Sri Ganganagar.
4.Jaipur Division: Jaipur, Alwar, Jhunjhunu, Sikar, Dausa.
5.Jodhpur Division: Barmer, Jaisalmer, Jalore, Jodhpur, Pali, Sirohi.
6.Kota Division: Baran, Bundi, Jhalawar, Kota.
7.Udaipur Division: Banswara, Chittorgarh, Dungarpur, Udaipur, Rajsamand, Pratapgarh.
Following are the districts of Rajasthan:

District	Headquarters	Area (km²)
Ajmer	Ajmer	8,481
Alwar	Alwar	8,380
Banswara	Banswara	5,037
Baran	Baran	6,955
Barmer	Barmer	28,387
Bharatpur	Bharatpur	5,066
Bhilwara	Bhilwara	10,455
Bikaner	Bikaner	27,244
Bundi	Bundi	5,550
Chittorgarh	Chittorgarh	10,856
churuChuru	Churu	16,830
Dausa	Dausa	2,950
Dholpur	Dholpur	3,084
Dungarpur	Dungarpur	3,770
Hanumangarh	Hanumangarh	12,645
Jaipur	Jaipur	14,068
Jaisalmer	Jaisalmer	38,401
Jalor	Jalor	10,640
Jhalawar	Jhalawar	6,219
Jhunjhunu	Jhunjhunu	5,928
Jodhpur	Jodhpur	22,850
Karauli	Karauli	5,530
Kota	Kota	12,436
Nagaur	Nagaur	17,718
Pali	Pali	12,387
Rajsamand	Rajsamand	4,768
Sawai Madhopur	Sawai Madhopur	10,527
Sikar	Sikar	7,732
Sirohi	Sirohi	5,136
Sri Ganganagar	Sri Ganganagar	7,984
Tonk	Tonk	7,194
Udaipur	Udaipur	17,279