| Subdivision Type: | Country |
| Coordinates: | 47.725°N 21.1028°W |
| Pushpin Map: | Hungary |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Official Name: | Újszentmargita |
| Subdivision Type1: | County |
| Subdivision Name1: | Hajdú-Bihar |
| Government Footnotes: | [1] |
| Leader Name: | Csetneki Csaba |
| Leader Title: | Mayor |
| Leader Party: | Independent |
| Area Footnotes: | [2] |
| Area Total Km2: | 96.22 |
| Population Footnotes: | [3] |
| Population As Of: | 2022 |
| Population Total: | 1314 |
| Population Density Km2: | auto |
| Postal Code Type: | Postal code |
| Postal Code: | 4065 |
| Area Code: | 52 |
Újszentmargita (in Hungarian pronounced as /ˈuːjsɛntmɒrɡitɒ/) is a village in Hajdú-Bihar county, in the Northern Great Plain region of eastern Hungary.
It covers an area of 96.220NaN0 and has a population of 1,314 people (2022).