Newcastle is a city located in McClain County, Oklahoma. Newcastle has a 2026 population of 16,430. Newcastle is currently growing at a rate of 5.64% annually and its population has increased by 47.09% since the most recent census, which recorded a population of 11,170 in 2020.
The median household income in Newcastle is $93,398 with a poverty rate of 3.81%. The median age in Newcastle is 38.4 years: 39 years for males, and 37.9 years for females. For every 100 females there are 94.7 males.
Data after 2023 is projected based on recent change
Overall: 38.4 years
Female: 37.9 years
Male: 39 years
There are 9,804 adults, (1,968 of whom are seniors) in Newcastle.
Female: 6,679 (51.4%)
Male: 6,322 (48.6%)
The racial composition of Newcastle includes 78.95% White, 4.59% Native American, and smaller percentages for Black or African American, other race, Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 10,264 | 78.95% |
| Two or more races | 1,655 | 12.73% |
| Native American | 597 | 4.59% |
| Black or African American | 321 | 2.47% |
| Other race | 96 | 0.74% |
| Asian | 68 | 0.52% |
Newcastle 's average per capita income is $58,820. Household income levels show a median of $93,398. The poverty rate stands at 3.81%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $114,325 | - |
| Families | $112,354 | $127,306 |
| Households | $93,398 | $111,833 |
| Non Families | $52,842 | $69,971 |
Average Income
Median Household Income
Poverty Rate