Koderma district occupies the northern end of the Chota Nagpur Plateau. The average altitude is above sea level. The topography is hilly and the area mostly has laterite soil with patches of clay. Although the net area sown is around 13% of the total area, Monsoon dependent agriculture supports majority of the population. Forest area covers 43% of the total area. Koderma Reserve Forest occupies the northern part of the district. Density of population in the district was 282 persons per sq km. Koderma district was once famous for its mica production but low quality of mica ore and high cost of production led to closure of many units. Only two units still survive. Around 40-50% of the families are below poverty line. Based on the number of households in 2011 census and BPL revision survey of 2010-11, the percentage of BPL families in the rural areas is 64.22%.
Rivers
The Barakar River flows in the southern part of the district and supports the multi-purpose Tilaiya Dam,Panchkhero Dam, Akto, Gurio, Gukhana Nadi are the main tributaries of the Barakar in the district. The Sakri river is the main river in the northern part of the district. Ghggnna Naddi, Chhotanari Nadi are the tributaries of Sakri river.
Location
Markacho is located at. It has an average elevation of. Markacho CD Block is bounded by Gawan CD Block, in Giridih district in the north, Dhanwar and Birni CD Blocks in the east, Chalkusa CD Block, in Hazaribagh district in the south and Jainagar and Domchanch CD Blocks in the west. It is located 34 km from Koderma, the district headquarters.
Area and administration
Markacho CD Block has an area of 228.04 km2. The block has 108 villages.
Gram Panchayats
in Markacho CD Block are: Chopnadih, Dagarnawan, Devepur, Daharokhurd, Jamu, Kadodih, Mahugai, Markacho Middle, Markacho North, Markacho South, Murkmanai, Nawadih, Paplo, Purnanagar, Simariya and Telodih.
Demographics
Population
As per the 2011 Census of India, Markacho CD Block had a total population of 94,419, all of which were rural. There were 46,865 males and 47,554 females. Population below 6 years was 18,421. Scheduled Castes numbered 10,838 and Scheduled Tribes numbered 2,226.
The 111 km long railway project from Koderma to Giridih costing 787.87 crore was inaugurated from Koderma to Nawadih in Markacho CD Block on 26 June, 2013, by Babulal Marandi, the JVM-P Chief. The state government paid fifty percent of the project cost.