Newcastle, Utah
(Settled in 1910)
Named for the castle-like formation of the mountains near the town.
Community Facts
- County: Iron
- Coordinates: 37.6667, -113.5494
- Elevation: 5,259 ft.
- Population: 330 (97 households)
Gardening Info
- Hardiness Zone: 5b
- Annual Precipitation: 13.8 in.
1991-2020 precipitation normals
Sources
- Location and elevation: USGS
- Founding and name: Adapted from Origins of Utah Place Names
- Population and households: 2020 Census
- Hardiness zone: USDA
- Annual precipitation: PRISM
Nearby Communities
by Beehive Guide. Updated Oct. 19, 2026.