About Newcastle
Newcastle is a small unincorporated community in southwestern Utah.
Newcastle holds the status of a census-designated place — a real, named community that residents call home, governed at the county level. The community covers 3.98 square miles.
📰 Newcastle News Today
- Man charged with attempted murder for assault at Iron County plant nursery ABC4 Utah · Dec 1
- Sophia Jane-Marie Hayes Obituary Mar 28, 2025 Metcalf Bonzo Mortuary · Mar 30
- Alleged gang member arrested in Iron County following alleged assault at plant nursery FOX 13 News Utah · Dec 1
- BLM approves Newcastle Geothermal Development project in Utah Bureau of Land Management (.gov) · Mar 5
- Newcastle power project approved in Iron County following presidential order St. George News · Mar 6
Live headlines via Google News — updates through the day.
What Makes Newcastle Unique
- One of 8 places in the US named Newcastle — but the Utah one has a character all its own.
- An unincorporated community — no city hall of its own, which often means lower local taxes and county-managed services.
- Positioned in southwestern Utah, convenient to the region's corridors and crossings.
Why People Love It Here
- Quiet streets and a slower rhythm — the kind of place people move to on purpose.
- Cost of living typically runs below the big-metro average.
- Well connected: 3+ neighboring communities within 18 miles.
🏞️ Parks & Outdoors in Newcastle
- Jefferson Hunt Monument reviews ★
Parks mapped by the OpenStreetMap community · "reviews" opens each park's live Google reviews.
⚡ Quick Facts
StateUtah
TypeCDP
Population (2024)—
Land area3.98 sq mi
Coordinates37.6628, -113.5644