There is one Sub Division (Lohardaga) and Seven (7) blocks in Lohardaga district. Among these blocks namely Bhandra, Kisko, Lohardaga,Kuru,Kairo,Peshrar and Senna. Lohardaga is one of the poorest districts of Jharkhand; it is predominantly rural, with heavy dependence on agriculture and low industrial investments. Around 50% of the households below poverty line of the district are in the sample blocks.
Bhandra:
Bhandra block is situated in southwest part of Lohardaga district. The block has a geographical area of 195.76 sq Kms. As per the Panchayat notification 45 villages in the block are part of 09 Gram Panchayats. According to Census 2011 Total population of the block is 57332, male population was 28727, female 28605, population of 0-6 ages 9623.
Kisko:
Kisko is the second poorest block of Lohardaga district. It is situated in the northwest part of Lohardaga district. The block touche one other districts of Jharkhand and is surrounded by Latehar district in the north, Kudu block in the east, and Lohardaga block in south. The 52 villages of Kisko block are organized under 09 Gram Panchayats. Total population of the block was 54968, with 27,707 males and 27,261 females. The population in 0-6 age group was 9,194
Lohardaga
Lohardaga block is situated in the midst of Lohardaga district. Ranchi Rourkela road bisects it across north-south axis. The block is surrounded by Senha and Bhandra in the south,Kisko in the north, east by Kuru ,west by Kisko and senha and south east by Kairo. District head quarter of Lohardaga is situated in this block. According to Panchayat notification there are 12 Gram Panchayats and 38 villages in the block, Total population of the block was 12,5988. Male, female, 0-6 age group populations were 63843, 63145, and 18564, respectively. The population data includes the population of municipal areas. There is a major steel plant (Birla industries) situated in Lohardaga town. However, majority of population earns its livelihood from agriculture.
Senha:
The block is situated in the southern region of Lohardaga district. Boundaries of Senna block touches Gumla district in the south and west, Bhandra block in the east, and Lohardaga block in the north. 11 Gram Panchayats cover 53 villages, with a total population of 63918. Male population was 31,956, female population 31,062. There were 11,512 persons in 0-6 years age group. There is a Navodaya Vidyalaya located at JOGNA that provided quality education and also undertakes local talent search in the block
Kuru:
The block is situated in the East region of Lohardaga district, . 14 gram panchayats covered by 65 villages with a total population of 83,922, male population was 41,989, female population 41,933.There were 14,568 persons in 0-6 years age group.
Kairo:
The Boundaries of kairo block touches Ranchi district and Bhandra ,kuru,Lohardaga block of the Lohardaga district. 06 Gram Panchayats cover 26 villages, with a total population of 30380. Male population was 15,098, female population 15,292. There were 6,249 persons in 0-6 years age group.
Peshrar: The Boundaries of Peshrar block touches Gumla district, Latehar district and Kiskko,Senha block of the Lohardaga district. 05 Gram Panchayats cover 74 villages, with a total population of 31034 . Male population was 15,762, female population 15,272. There were 5,969 persons in 0-6 years age group