Newcastle Flag

Newcastle

County:
Placer County
County Seat:
No
Area (mi²):
2.392
State:
California

Newcastle is a CDP located in Placer County, California. Newcastle has a 2025 population of 1,570. Newcastle is currently growing at a rate of 1.49% annually and its population has increased by 15.44% since the most recent census, which recorded a population of 1,360 in 2020.

The average household income in Newcastle is $126,036 with a poverty rate of 12.11%.The median age in Newcastle is 42.7 years: 40.5 years for males, and 50 years for females.

1.6K
Total Population
656
Density (mi²)
23 1.49%
Growth

Newcastle Population

Newcastle Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Newcastle includes 89.02% White, and smaller percentages for Black or African American, other race, Asian, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White1,41989.02%
Two or more races1046.52%
Black or African American221.38%
Other race201.25%
Asian191.19%
Native American100.63%

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 $57,007. Household income levels show a median of $110,446. The poverty rate stands at 12.11%.

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
Families$167,813$165,980
Married Families$138,542-
Households$110,446$126,036
Non Families$38,828$54,806

$57,007

Average Income

$110,446

Median Household Income

12.11%

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)