Thus, the districts Nawalparasi (West of Bardaghat Susta) and Nawalparasi (East of Bardaghat Susta) were created after the state's reconstruction of administrative divisions as of 20 September 2015.

[2] At the time of the 2011 Nepal census, Parasi District had a population of 331,904.

Ethnicity/caste: 18.4% were Tharu, 11.5% Hill Brahmin, 7.4% Chamar/Harijan/Ram, 6.9% Musalman, 6.4% Magar, 5.8% Yadav, 4.6% Chhetri, 3.5% Kewat, 3.3% Teli, 2.9% Kami, 2.0% Kahar, 1.9% Gurung, 1.8% Koiri/Kushwaha, 1.7% Dhobi, 1.7% Kurmi, 1.6% Dusadh/Pasawan/Pasi, 1.5% Kathabaniyan, 1.4% Rajbhar, 1.3% other Terai, 1.1% Musahar, 1.1% Newar, 1.0% Damai/Dholi, 0.9% Hajam/Thakur, 0.9% Sanyasi/Dasnami, 0.8% Mallaha, 0.7% Kumal, 0.6% Bin, 0.6% Lohar, 0.6% Thakuri, 0.5% Badhaee, 0.5% Gaderi/Bhedidar, 0.5% Halwai, 0.5% Tamang, 0.4% Kalwar, 0.4% Sarki, 0.3% Terai Brahmin, 0.2% Baraee, 0.2% other Dalit, 0.2% Dhankar/Dharikar, 0.2% Dhunia, 0.2% Khawas, 0.2% Kumhar, 0.2% Rajput, 0.1% Badi, 0.1% Bengali, 0.1% Darai, 0.1% Dom, 0.1% Gharti/Bhujel, 0.1% Kayastha, 0.1% Mali, 0.1% Pattharkatta/Kushwadiya, 0.1% Rai, 0.1% Sonar, 0.1% Yakkha and 0.1% others.

[3] Religion: 88.5% were Hindu, 6.8% Muslim, 3.4% Buddhist, 0.8% Christian, 0.1% Bon, 0.1% Kirati and 0.3% others.

[5] As their first language, 55.7% spoke Bhojpuri, 26.8% Nepali, 8.7% Tharu, 3.3% Maithili, 2.8% Magar, 1.2% Gurung, 0.4% Newar, 0.3% Tamang, 0.1% Bhujel, 0.1% Doteli, 0.1% Hindi, 0.1% Urdu and 0.4% other languages.