According to Ministry of Federal Affairs and Local Development Chhathar Jorpati has an area of 102.83 square kilometres (39.70 sq mi) and the total population of the municipality is 18322 as of Census of Nepal 2011.

The Gaunpalika is divided into 6 wards and the Tankhuwa is the Headquarter of this newly formed rural municipality.

At the time of the 2011 Nepal census, Chhathar Jorpati Rural Municipality had a population of 18,322.

[3] In terms of ethnicity/caste, 32.3% were Limbu, 25.1% Chhetri, 11.6% Magar, 5.5% Hill Brahmin, 4.8% Tamang, 3.8% Newar, 2.8% Kami, 2.6% Sherpa, 2.5% Gurung, 2.4% Damai/Dholi, 2.0% Gharti/Bhujel, 1.6% Rai, 0.8% Sarki, 0.7% Sanyasi/Dasnami, 0.3% Badi, 0.2% Bantawa, 0.2% Sunuwar, 0.1% Yadav, 0.1% Yakkha and 0.6% others.

[4] In terms of religion, 47.1% were Hindu, 31.4% Kirati, 18.9% Buddhist, 1.7% Christian, 0.5% Prakriti and 0.2% others.