Newcastle Flag

Newcastle

County:
Iron County
County Seat:
No
Area (mi²):
3.978
State:
Utah

Newcastle is a CDP located in Iron County, Utah. Newcastle has a 2025 population of 357 . Newcastle is currently growing at a rate of 2% annually and its population has increased by 9.51% since the most recent census, which recorded a population of 326 in 2020.

The average household income in Newcastle is $84,425 with a poverty rate of 0%. The median age in Newcastle is 63.2 years: 68.3 years for males, and 42.8 years for females. For every 100 females there are 90.9 males.

357
Total Population
90
Density (mi²)
7 2%
Growth

Newcastle Population

Newcastle Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Newcastle includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

White (100%)

Race
Population
Percentage (of total)
White231100%

Newcastle Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Newcastle's average per capita income is $58,466. Household income levels show a median of $82,670. The poverty rate stands at 0%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Households$82,670$84,425
Families--
Married Families--
Non Families--

$58,466

Average Income

$82,670

Median Household Income

0%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)