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Newcastle, Utah

Census designated place in Iron County, Utah · ZIP 84756

  • Iron County
  • Census data · ACS 2019-2023
Join NewcastleAsk NewcastleBusinessesPeople
  • 231 (2019-2023 estimate)Population
  • 61Households
  • $82,670Median household income
  • $212,500Median home value
  • 1ZIP codes

About Newcastle

This page shows only what has been published about Newcastle: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.

Town intelligenceOfficial sources, refreshed yearly

Population, 2010 to 2020+33.6%
2002503003502010: 24720102020: 3302020247330
Population of Newcastle at each census
CensusPopulation
2010247
2020330

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2010 Summary File 1: total population, place level, state 49, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 49, retrieved November 14, 2026.

Household income in Newcastle
Under $50k24.6%
$50k to $100k59.1%
$100k to $150k0%
$150k to $200k0%
$200k and over16.4%

Median household income $82,670 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 49, retrieved November 14, 2026.

Housing tenure in Newcastle
Owner occupied
61 units
Renter occupied
0 units
Vacancy rate
0%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 49, retrieved November 14, 2026.

Newcastle compared with its county and state
Newcastle compared with its county and state, American Community Survey 2019-2023
MeasureNewcastleIron CountyUtah
Population23160,2013,331,187
Median household income$82,670$65,527$91,750
Median age63.229.931.7
Median home value$212,500$342,900$455,000
Bachelor’s degree or higher29.9%30.3%36.9%
Foreign-born residents0.0%3.8%8.6%
Owner-occupied homes100.0%67.4%70.6%
Mean commute to workNot available16.8 minutes22.0 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 49, retrieved November 14, 2026.

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Schools

No public school is listed for Newcastle: either the NCES directory for Utah is not loaded yet, or no school's address falls inside Newcastle’s boundary. Schools in neighbouring towns are on their pages.

Frequently asked about NewcastlePromoted from questions people asked

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Nearby towns

Other towns in Iron County

All towns in Iron County