Koderma subdivision is the only administrative subdivision in the Koderma district in the North Chotanagpur division in the state of Jharkhand, India.

Koderma sub-division was created in Hazaribagh district in 1973 and on 10 April 1994, it was made a full-fledged district.

The district is headed by a Deputy commissioner(DC), who is assisted by a number of officers. Koderma subdivision continues to function with six community development blocks: Koderma, Jainagar, Markacho, Satgawan, Chandwara and Domchanch. Two statutory towns are: Koderma and Jhumri Telaiya. Three census towns are: Bekobar, Karma and Domchanch. There are 577 inhabited villages and 122 uninhabited villages.

The details of Koderma subdivision are as follows:

As per the 2011 Census of India data Koderma subdivision, in Koderma district in 2011, had a total population of 716,259. There were 367,222 (51%) males and 348,037 (49%) females. Scheduled castes numbered 109,003 (15.22%) and scheduled tribes numbered 6,903 (0.96%). Density of population was 282 persons per square km. Literacy rate was 66.84%, male literacy rate was 79.78%, female literacy rate was 53.23%.

See also – List of Jharkhand districts ranked by literacy rate

Police stations in Koderma subdivision are at:

Community development blocks in Koderma subdivision are: