| Subdivision Type: | Country |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Official Name: | Újhartyán |
| Subdivision Type1: | County |
| Subdivision Name1: | Pest |
| Area Total Km2: | 22.43 |
| Population Total: | 2721 |
| Population As Of: | 2014 |
| Population Density Km2: | 123.05 |
| Postal Code Type: | Postal code |
| Postal Code: | 2367 |
| Area Code: | 29 |
| Pushpin Map: | Hungary |
| Pushpin Map Caption: | Location of Újhartyán |
| Coordinates: | 47.2199°N 19.3911°W |
Újhartyán (German: Hartian) is a small town in Pest County, Hungary.