Jhapa District (Nepali: झापा जिल्ला; Listenⓘ) is a district of Koshi Province in eastern Nepal named after a Rajbanshi Surjapuri language word "Jhapa", meaning "to cover" (verb).

[4] Jhapa is the easternmost district of Nepal and lies in the fertile Terai plains.

As first language, 55.7% spoke Nepali, 31.3% Rajbanshi, 5.6% Limbu, 5.5% Maithili, 3.6% Santali, 2.5% Rai, 2.4% Urdu, 2.1% Tamang, 1.5% Newar, 1.5% Tajpuriya, 1.2% Magar, 1.0% Dhimal, 0.8% Tharu, 0.7% Bengali, 0.6% Gurung, 0.5% Meche, 0.4% Bantawa, 0.4% Bhojpuri, 0.4% Hindi, 0.4% Rajasthani, 0.2% Chamling, 0.2% Danuwar, 0.2% Sunuwar, 0.2% Uranw/Urau, 0.1% Bhujel, 0.1% Ganagai, 0.1% Haryanvi, 0.1% Kisan, 0.1% Kulung, 0.1% Kumhali, 0.1% Majhi, 0.1% Sherpa, 0.1% Yakkha and 0.4% other languages.

[9] Ethnicity/caste: 23.8% were Hill Brahmin, 15.7% Chhetri, 29.1% Rajbanshi, 8.6% Limbu, 4.5% Rai, 3.8% Satar/Santal, 3.3% Newar, 3.2% Musalman, 3.0% Kami, 2.9% Tamang, 2.2% Magar, 1.9% Damai/Dholi, 1.5% Tajpuriya, 1.3% Sanyasi/Dasnami, 1.2% Gangai, 1.2% Tharu, 1.1% Dhimal, 0.9% Gharti/Bhujel, 0.9% Gurung, 0.9% Majhi, 0.7% Teli, 0.6% Sarki, 0.6% Yadav, 0.5% Bengali, 0.5% Marwadi, 0.5% Meche, 0.5% other Terai, 0.4% Terai Brahmin, 0.4% Hajam/Thakur, 0.4% Musahar, 0.3% Danuwar, 0.3% Dhanuk, 0.3% Halwai, 0.3% Kumal, 0.3% Sunuwar, 0.2% Jhangad/Dhagar, 0.2% Kathabaniyan, 0.2% Kurmi, 0.2% Mallaha, 0.2% Sherpa, 0.1% Baraee, 0.1% Chamar/Harijan/Ram, 0.1% Chamling, 0.1% other Dalit, 0.1% Dom, 0.1% Dusadh/Paswan/Pasi, 0.1% other Janajati, 0.1% Kalwar, 0.1% Kayastha, 0.1% Kewat, 0.1% Khawas, 0.1% Kisan, 0.1% Koche, 0.1% Koiri/Kushwaha, 0.1% Kulung, 0.1% Munda, 0.1% Nuniya, 0.1% Punjabi/Sikh, 0.1% Rajput, 0.1% Sonar, 0.1% Sudhi, 0.1% Tatma/Tatwa, 0.1% Thakuri, 0.1% Yakkha and 0.5% others.

Kakarbhitta-Mechinagar border lies in Jhapa and is an important trade point for Nepal.

Among 77 districts, Jhapa has a literacy rate of 75.2%, higher than the national average.