| Official Name: | Jayaprithvi Municipality |
| Other Name: | Chainpur |
| Native Name: | जयपृथ्वी नगरपालिका |
| Settlement Type: | Municipality |
| Pushpin Map: | Nepal Sudurpashchim Province#Nepal |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Nepal |
| Subdivision Type: | Country |
| Subdivision Name: |  Nepal |
| Subdivision Type1: | Province |
| Subdivision Name1: | Sudurpashchim Province |
| Subdivision Type2: | District |
| Subdivision Name2: | Bajhang District |
| Leader Title: | Mayor |
| Leader Name: | Chet Raj Bajal |
| Leader Title1: | Deputy Mayor |
| Leader Name1: | Ratan Singh |
| Population As Of: | 1991 |
| Population Density Km2: | auto |
| Population Blank1 Title: | Ethnicities |
| Timezone: | NST |
| Utc Offset: | +5:45 |
| Coordinates: | 29.55°N 93°W |
| Postal Code Type: | Postal code |
| Postal Code: | 10500 |
| Area Code: | 092 |
Jayaprithvi (ancient name Chainpur) is a municipality and the district headquarter of Bajhang District in Sudurpashchim Province of Nepal that was established on 18 May 2014 by merging the two former Village development committees Rithapata, Chainpur, Hemantabada, Luyanta and Subeda.[1] [2] It lies on the bank of Seti River.
At the time of the 2011 Nepal census, Jayaprithvi Municipality had a population of 22,553. Of these, 75.7% spoke Nepali, 23.7% Bajhangi, 0.2% Tamang, 0.1% Doteli, 0.1% Hindi, 0.1% Newar and 0.2% other languages as their first language.[3]
In terms of ethnicity/caste, 41.6% were Chhetri, 22.4% Hill Brahmin, 15.1% Thakuri, 6.8% other Dalit, 5.6% Kami, 3.9% Sarki, 2.1% Damai/Dholi, 0.6% Sanyasi/Dasnami, 0.4% Tamang, 0.3% Badi, 0.3% Magar, 0.3% Newar, 0.1% Dhobi, 0.1% Kayastha, 0.1% Tharu and 0.2% others.[4]
In terms of religion, 99.3% were Hindu, 0.5% Buddhist and 0.1% Christian.[5]
In terms of literacy, 63.0% could read and write, 2.9% could only read and 34.1% could neither read or write.[6]
Bajhang Airport lies in Old-Rithapata.[7]