| City : | Newcastle |
| County : | Adams County, Iron County, Weld County |
| State : | Utah (UT) |
| Land Area : | 3.98 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 37.6628540 |
| Longitude : | -113.5643662 |
| Population (2010): | 247 |
| Population Estimate (2012) : | 271 |
| Population Density : | 62.09/sq mi |
| Housing Units (2012) : | 92 |
| Median Household Income (2012) : | $41,597 (Utah : $58,164, USA : $53,046) |
| Median Family Income (2012) : | $66,140 (Utah : $66,014, USA : $64,585) |
| Median House Price (2012) : | $101,800 (Utah : $217,800, USA : $181,400) |
Newcastle Zip Codes
| 84756 (366) |